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1710.02259
Sergei V. Ketov
Hiroshi Nakada and Sergei V. Ketov
Inflation from higher dimensions
24 pages, 3 figures, LateX
Phys. Rev. D 96, 123530 (2017)
10.1103/PhysRevD.96.123530
IPMU17-0130
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We derive the scalar potential in four spacetime dimensions from an eight-dimensional $(R+\gamma R^4-2\Lambda-F_4^2)$ gravity model in the presence of the 4-form $F_4$, with the (modified gravity) coupling constant $\gamma$ and the cosmological constant $\Lambda$, by using the flux compactification of four extra dime...
[ { "created": "Fri, 6 Oct 2017 02:47:43 GMT", "version": "v1" } ]
2018-01-03
[ [ "Nakada", "Hiroshi", "" ], [ "Ketov", "Sergei V.", "" ] ]
We derive the scalar potential in four spacetime dimensions from an eight-dimensional $(R+\gamma R^4-2\Lambda-F_4^2)$ gravity model in the presence of the 4-form $F_4$, with the (modified gravity) coupling constant $\gamma$ and the cosmological constant $\Lambda$, by using the flux compactification of four extra dimens...
1710.00221
Carlo A. Trugenberger
M. C. Diamantini and C. A. Trugenberger
Topological Network Entanglement as Order Parameter for the Emergence of Geometry
null
New Journal of Physics NJP-106741.R3 (2017)
10.1088/1367-2630/aa8f08
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We show that, in discrete models of quantum gravity, emergent geometric space can be viewed as the entanglement pattern in a mixed quantum state of the "universe", characterized by a universal topological network entanglement. As a concrete example we analyze the recently proposed model in which geometry emerges due ...
[ { "created": "Sat, 30 Sep 2017 16:29:24 GMT", "version": "v1" } ]
2017-11-22
[ [ "Diamantini", "M. C.", "" ], [ "Trugenberger", "C. A.", "" ] ]
We show that, in discrete models of quantum gravity, emergent geometric space can be viewed as the entanglement pattern in a mixed quantum state of the "universe", characterized by a universal topological network entanglement. As a concrete example we analyze the recently proposed model in which geometry emerges due to...
1205.4980
Maria Emilia Guimaraes
T. R. P. Carames (IF/UFF), M. E. X. Guimaraes (IF/UFF) and J. M. Hoff da Silva (FEG/UNESP)
Effective gravitational equations for f(R) braneworld models
15 pages, no figures. Accepted for publication in the Physical Review D
Phys. Rev. D 87, 106011 (2013)
10.1103/PhysRevD.87.106011
null
gr-qc hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The viability of achieving gravitational consistent braneworld models in the framework of a f(R) theory of gravity is investigated. After a careful generalization of the usual junction conditions encompassing the embedding of the 3-brane into a f(R) bulk, we provide a prescription giving the necessary constraints in ...
[ { "created": "Tue, 22 May 2012 16:55:30 GMT", "version": "v1" }, { "created": "Wed, 15 May 2013 20:03:10 GMT", "version": "v2" } ]
2014-10-21
[ [ "Carames", "T. R. P.", "", "IF/UFF" ], [ "Guimaraes", "M. E. X.", "", "IF/UFF" ], [ "da Silva", "J. M. Hoff", "", "FEG/UNESP" ] ]
The viability of achieving gravitational consistent braneworld models in the framework of a f(R) theory of gravity is investigated. After a careful generalization of the usual junction conditions encompassing the embedding of the 3-brane into a f(R) bulk, we provide a prescription giving the necessary constraints in or...
2404.10412
Debabrata Ghorai
Debabrata Ghorai, Taewon Yuk, Young-Kwon Han, Sang-Jin Sin
Classification of the Mott gap
16 pages, 6 figures, 3 tables
null
null
null
hep-th cond-mat.str-el
http://creativecommons.org/licenses/by/4.0/
In this paper, we demonstrate the classification of the gap in a holographic setup by studying the density of states. A gap can be classified into order gap and Mott gap depending on the presence of the order due to the symmetry breaking or not. A Mott insulating gap appears in the fermion spectrum due to the strong ...
[ { "created": "Tue, 16 Apr 2024 09:30:12 GMT", "version": "v1" } ]
2024-04-17
[ [ "Ghorai", "Debabrata", "" ], [ "Yuk", "Taewon", "" ], [ "Han", "Young-Kwon", "" ], [ "Sin", "Sang-Jin", "" ] ]
In this paper, we demonstrate the classification of the gap in a holographic setup by studying the density of states. A gap can be classified into order gap and Mott gap depending on the presence of the order due to the symmetry breaking or not. A Mott insulating gap appears in the fermion spectrum due to the strong Co...
0911.3433
Muxin Han
Jonathan Engle, Muxin Han, Thomas Thiemann
Canonical path integral measures for Holst and Plebanski gravity. I. Reduced Phase Space Derivation
27 pages, minor corrections
Class.Quant.Grav.27:245014,2010
10.1088/0264-9381/27/24/245014
null
gr-qc hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
An important aspect in defining a path integral quantum theory is the determination of the correct measure. For interacting theories and theories with constraints, this is non-trivial, and is normally not the heuristic "Lebesgue measure" usually used. There have been many determinations of a measure for gravity in th...
[ { "created": "Tue, 17 Nov 2009 23:56:47 GMT", "version": "v1" }, { "created": "Wed, 5 Jan 2011 20:30:28 GMT", "version": "v2" } ]
2011-01-06
[ [ "Engle", "Jonathan", "" ], [ "Han", "Muxin", "" ], [ "Thiemann", "Thomas", "" ] ]
An important aspect in defining a path integral quantum theory is the determination of the correct measure. For interacting theories and theories with constraints, this is non-trivial, and is normally not the heuristic "Lebesgue measure" usually used. There have been many determinations of a measure for gravity in the ...
hep-th/0310076
Betti Hartmann
Yves Brihaye (Universite de Mons, Belgium), Betti Hartmann (IUB, Germany), Theodora Ioannidou (University of Kent, UK) and Wojtek J. Zakrzewski (University of Durham, UK)
Gravitating SU(N) Monopoles from Harmonic maps
12 REVTEX pages, 3 PS-figures; references added, conclusion extended
Class.Quant.Grav.21:517-526,2004
10.1088/0264-9381/21/2/015
null
hep-th
null
Spherically symmetric solutions of the SU(N) Einstein-Yang-Mills-Higgs system are constructed using the harmonic map ansatz. The problem reduces to solving a set of ordinary differential equations for the appropriate profile functions. In the SU(2) case, we recover the equations studied in great detail previously, wh...
[ { "created": "Wed, 8 Oct 2003 13:26:42 GMT", "version": "v1" }, { "created": "Thu, 13 Nov 2003 10:24:20 GMT", "version": "v2" } ]
2010-11-19
[ [ "Brihaye", "Yves", "", "Universite de Mons, Belgium" ], [ "Hartmann", "Betti", "", "IUB,\n Germany" ], [ "Ioannidou", "Theodora", "", "University of Kent, UK" ], [ "Zakrzewski", "Wojtek J.", "", "University of Durham, UK" ] ]
Spherically symmetric solutions of the SU(N) Einstein-Yang-Mills-Higgs system are constructed using the harmonic map ansatz. The problem reduces to solving a set of ordinary differential equations for the appropriate profile functions. In the SU(2) case, we recover the equations studied in great detail previously, whil...
1612.05480
Jaume Haro
Llibert Arest\'e Sal\'o, Jaume Amor\'os and Jaume de Haro
Qualitative study in Loop Quantum Cosmology
12 pages, 7 figures. Version accepted for publication in CQG
Class.Quant.Grav. 34 (2017) no.23, 235001
10.1088/1361-6382/aa9311
null
gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
This work contains a detailed qualitative analysis, in General Relativity and in Loop Quantum Cosmology, of the dynamics in the associated phase space of a scalar field minimally coupled with gravity, whose potential mimics the dynamics of a perfect fluid with a linear Equation of State (EoS). Dealing with the orbits...
[ { "created": "Fri, 16 Dec 2016 14:23:47 GMT", "version": "v1" }, { "created": "Fri, 23 Dec 2016 11:45:25 GMT", "version": "v2" }, { "created": "Fri, 13 Oct 2017 07:03:07 GMT", "version": "v3" } ]
2017-11-09
[ [ "Saló", "Llibert Aresté", "" ], [ "Amorós", "Jaume", "" ], [ "de Haro", "Jaume", "" ] ]
This work contains a detailed qualitative analysis, in General Relativity and in Loop Quantum Cosmology, of the dynamics in the associated phase space of a scalar field minimally coupled with gravity, whose potential mimics the dynamics of a perfect fluid with a linear Equation of State (EoS). Dealing with the orbits (...
1410.7865
Ignacio Salazar
Ignacio Salazar Landea
Inhomogeneous superfluids
14 pages, 6 figures, references added
null
null
null
hep-th cond-mat.other
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We show examples of a striped superfluid in a simple $\lambda\varphi^4$ model at finite velocity and chemical potential with a global $U(1)$ or $U(2)$ symmetry. Whenever the chemical potential is large enough we find flowing homogeneous solutions and static inhomogeneous solutions at any arbitrary small velocity. For...
[ { "created": "Wed, 29 Oct 2014 02:58:35 GMT", "version": "v1" }, { "created": "Fri, 7 Aug 2015 03:34:13 GMT", "version": "v2" } ]
2015-08-10
[ [ "Landea", "Ignacio Salazar", "" ] ]
We show examples of a striped superfluid in a simple $\lambda\varphi^4$ model at finite velocity and chemical potential with a global $U(1)$ or $U(2)$ symmetry. Whenever the chemical potential is large enough we find flowing homogeneous solutions and static inhomogeneous solutions at any arbitrary small velocity. For t...
hep-ph/0001237
johann Dischler
J. Dischler, T. Sj\"ostrand
A Model for the Colour Form Factor of the Proton
24 pages, 19 pictures
null
null
LU TP 00-01
hep-ph
null
The total cross-section and the jet cross-section differ at a proton-proton collision. The latter is divergent if arbitrarily small transverse momenta are allowed. Even with some fixed lower pt cutoff, increases the jet cross-section much faster than the total cross-section at high energies. We have in this paper stu...
[ { "created": "Mon, 24 Jan 2000 09:52:46 GMT", "version": "v1" } ]
2007-05-23
[ [ "Dischler", "J.", "" ], [ "Sjöstrand", "T.", "" ] ]
The total cross-section and the jet cross-section differ at a proton-proton collision. The latter is divergent if arbitrarily small transverse momenta are allowed. Even with some fixed lower pt cutoff, increases the jet cross-section much faster than the total cross-section at high energies. We have in this paper studi...
2305.08274
Amodio Carleo
Amodio Carleo, Bilel Ben-Salem
The effect of environment in the timing of a pulsar orbiting SgrA*
null
null
null
null
gr-qc
http://creativecommons.org/licenses/by/4.0/
Pulsars are rapidly rotating neutron stars emitting intense electromagnetic radiation that is detected on Earth as regular and precisely timed pulses. By exploiting their extreme regularity and comparing the real arrival times with a theoretical model (pulsar timing), it is possible to deduce many physical informatio...
[ { "created": "Sun, 14 May 2023 23:12:08 GMT", "version": "v1" }, { "created": "Fri, 17 Nov 2023 18:08:30 GMT", "version": "v2" } ]
2023-11-20
[ [ "Carleo", "Amodio", "" ], [ "Ben-Salem", "Bilel", "" ] ]
Pulsars are rapidly rotating neutron stars emitting intense electromagnetic radiation that is detected on Earth as regular and precisely timed pulses. By exploiting their extreme regularity and comparing the real arrival times with a theoretical model (pulsar timing), it is possible to deduce many physical information,...
2302.12851
Viraj Meruliya
Nathan Benjamin, Scott Collier, Alexander Maloney, Viraj Meruliya
Resurgence, Conformal Blocks, and the Sum over Geometries in Quantum Gravity
37 pages, 7 figures; References added
null
10.1007/JHEP05(2023)166
null
hep-th
http://creativecommons.org/licenses/by/4.0/
In two dimensional conformal field theories the limit of large central charge plays the role of a semi-classical limit. Certain universal observables, such as conformal blocks involving the exchange of the identity operator, can be expanded around this classical limit in powers of the central charge $c$. This expansi...
[ { "created": "Fri, 24 Feb 2023 19:00:17 GMT", "version": "v1" }, { "created": "Mon, 13 Mar 2023 18:36:25 GMT", "version": "v2" } ]
2023-06-07
[ [ "Benjamin", "Nathan", "" ], [ "Collier", "Scott", "" ], [ "Maloney", "Alexander", "" ], [ "Meruliya", "Viraj", "" ] ]
In two dimensional conformal field theories the limit of large central charge plays the role of a semi-classical limit. Certain universal observables, such as conformal blocks involving the exchange of the identity operator, can be expanded around this classical limit in powers of the central charge $c$. This expansion...
hep-th/9609198
Laszlo Palla
Z. Horv\'ath, R.L. Karp and L. Palla
On quantum equivalence of dual sigma models: $SL(3)$ examples
Plain TEX, 24 pages
Nucl.Phys. B490 (1997) 435-456
10.1016/S0550-3213(97)00062-X
ITP Budapest Report No. 519
hep-th
null
The equivalence of several $SL(3)$ sigma models and their special Abelian duals is investigated in the two loop order of perturbation theory. The investigation is based on extracting and comparing various $\beta$ functions of the original and dual models. The role of the discrete global symmetries is emphasized.
[ { "created": "Wed, 25 Sep 1996 08:40:24 GMT", "version": "v1" } ]
2009-10-30
[ [ "Horváth", "Z.", "" ], [ "Karp", "R. L.", "" ], [ "Palla", "L.", "" ] ]
The equivalence of several $SL(3)$ sigma models and their special Abelian duals is investigated in the two loop order of perturbation theory. The investigation is based on extracting and comparing various $\beta$ functions of the original and dual models. The role of the discrete global symmetries is emphasized.
1405.6046
Samson Shatashvili
Nikita A. Nekrasov and Samson L. Shatashvili
Bethe/Gauge correspondence on curved spaces
null
null
10.1007/JHEP01(2015)100
null
hep-th math.AG
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Bethe/gauge correspondence identifies supersymmetric vacua of massive gauge theories invariant under the two dimensional N=2 Poincare supersymmetry with the stationary states of some quantum integrable system. The supersymmetric theory can be twisted in a number of ways, producing a topological field theory. For thes...
[ { "created": "Fri, 23 May 2014 12:54:04 GMT", "version": "v1" } ]
2015-06-19
[ [ "Nekrasov", "Nikita A.", "" ], [ "Shatashvili", "Samson L.", "" ] ]
Bethe/gauge correspondence identifies supersymmetric vacua of massive gauge theories invariant under the two dimensional N=2 Poincare supersymmetry with the stationary states of some quantum integrable system. The supersymmetric theory can be twisted in a number of ways, producing a topological field theory. For these ...
hep-th/0204234
Hiromitsu Takayanagi
Hiromitsu Takayanagi and Tadashi Takayanagi
Open Strings in Exactly Solvable Model of Curved Spacetime and PP-Wave Limit
Latex, 32 pages, typos corrected, references added, to appear in JHEP, eq.(2.22) corrected
JHEP 0205 (2002) 012
10.1088/1126-6708/2002/05/012
UT-02-23
hep-th
null
In this paper we study the superstring version of the exactly solvable string model constructed by Russo and Tseytlin. This model represents superstring theory in a curved spacetime and can be seen as a generalization of the Melvin background. We investigate D-branes in this model as probes of the background geometry...
[ { "created": "Mon, 29 Apr 2002 12:53:48 GMT", "version": "v1" }, { "created": "Wed, 1 May 2002 14:53:33 GMT", "version": "v2" }, { "created": "Fri, 17 May 2002 08:11:30 GMT", "version": "v3" }, { "created": "Thu, 6 Jun 2002 12:00:25 GMT", "version": "v4" } ]
2009-11-07
[ [ "Takayanagi", "Hiromitsu", "" ], [ "Takayanagi", "Tadashi", "" ] ]
In this paper we study the superstring version of the exactly solvable string model constructed by Russo and Tseytlin. This model represents superstring theory in a curved spacetime and can be seen as a generalization of the Melvin background. We investigate D-branes in this model as probes of the background geometry b...
hep-th/0601007
Neil Turok
Gustavo Niz and Neil Turok
Classical Propagation of Strings across a Big Crunch/Big Bang Singularity
38 pages, 19 figures
Phys.Rev.D75:026001,2007
10.1103/PhysRevD.75.026001
null
hep-th
null
One of the simplest time-dependent solutions of M theory consists of nine-dimensional Euclidean space times 1+1-dimensional compactified Milne space-time. With a further modding out by Z_2, the space-time represents two orbifold planes which collide and re-emerge, a process proposed as an explanation of the hot big b...
[ { "created": "Sun, 1 Jan 2006 15:02:16 GMT", "version": "v1" } ]
2008-11-26
[ [ "Niz", "Gustavo", "" ], [ "Turok", "Neil", "" ] ]
One of the simplest time-dependent solutions of M theory consists of nine-dimensional Euclidean space times 1+1-dimensional compactified Milne space-time. With a further modding out by Z_2, the space-time represents two orbifold planes which collide and re-emerge, a process proposed as an explanation of the hot big ban...
hep-th/0610061
Denis Kochan
Denis Kochan
Noncommutative Lagrange Mechanics
This is a contribution to the Proc. of the 3-rd Microconference "Analytic and Algebraic Methods III"(June 19, 2007, Prague, Czech Republic), published in SIGMA (Symmetry, Integrability and Geometry: Methods and Applications) at http://www.emis.de/journals/SIGMA/
SIGMA 4:028,2008
10.3842/SIGMA.2008.028
null
hep-th
null
It is proposed how to impose a general type of ''noncommutativity'' within classical mechanics from first principles. Formulation is performed in completely alternative way, i.e. without any resort to fuzzy and/or star product philosophy, which are extensively applied within noncommutative quantum theories. Newton-La...
[ { "created": "Thu, 5 Oct 2006 09:15:17 GMT", "version": "v1" }, { "created": "Mon, 25 Feb 2008 18:39:40 GMT", "version": "v2" } ]
2008-12-19
[ [ "Kochan", "Denis", "" ] ]
It is proposed how to impose a general type of ''noncommutativity'' within classical mechanics from first principles. Formulation is performed in completely alternative way, i.e. without any resort to fuzzy and/or star product philosophy, which are extensively applied within noncommutative quantum theories. Newton-Lagr...
hep-th/0310278
Boris Blankleider
B. Blankleider and A. N. Kvinikhidze
Comment on "Light-front Schwinger model at finite temperature"
8 pages, revtex4, added section refuting the massless limit proposed in hep-th/0311022
Phys.Rev. D69 (2004) 128701
10.1103/PhysRevD.69.128701
null
hep-th
null
In a recent paper by A. Das and X. Zhou [Phys. Rev. D 68, 065017 (2003)] it is claimed that explicit evaluation of the thermal photon self-energy in the Schwinger model gives off-shell thermal Green functions that are different in light-front and conventional quantizations. We show that the claimed difference origina...
[ { "created": "Thu, 30 Oct 2003 11:15:09 GMT", "version": "v1" }, { "created": "Tue, 9 Dec 2003 20:50:34 GMT", "version": "v2" } ]
2009-11-10
[ [ "Blankleider", "B.", "" ], [ "Kvinikhidze", "A. N.", "" ] ]
In a recent paper by A. Das and X. Zhou [Phys. Rev. D 68, 065017 (2003)] it is claimed that explicit evaluation of the thermal photon self-energy in the Schwinger model gives off-shell thermal Green functions that are different in light-front and conventional quantizations. We show that the claimed difference originate...
1210.3960
Alok Laddha
Adam Henderson, Alok Laddha, casey Tomlin
Constraint algebra in LQG reloaded : Toy model of an Abelian gauge theory - II Spatial Diffeomorphisms
30 pages, 1 figure
Phys.Rev. D88 (2013) 4, 044029
10.1103/PhysRevD.88.044029
null
gr-qc hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In [1] we initiated an approach towards quantizing the Hamiltonian constraint in Loop Quantum Gravity (LQG) by requiring that it generates an anomaly-free representation of constraint algebra off-shell. We investigated this issue in the case of a toy model of a 2+1-dimensional $U(1)^{3}$ gauge theory, which can be th...
[ { "created": "Mon, 15 Oct 2012 09:47:18 GMT", "version": "v1" } ]
2014-11-13
[ [ "Henderson", "Adam", "" ], [ "Laddha", "Alok", "" ], [ "Tomlin", "casey", "" ] ]
In [1] we initiated an approach towards quantizing the Hamiltonian constraint in Loop Quantum Gravity (LQG) by requiring that it generates an anomaly-free representation of constraint algebra off-shell. We investigated this issue in the case of a toy model of a 2+1-dimensional $U(1)^{3}$ gauge theory, which can be thou...
1404.4517
Philipp Bijan Bahavar
Philipp B. Bahavar, Jan Uphoff, Carsten Greiner
Hadronic vs. partonic J/psi production in the Statistical Hadronization Model
5 pages, 4 figures
Phys. Rev. C 90, 061901 (2014)
10.1103/PhysRevC.90.061901
null
hep-ph nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Assuming the Statistical Hadronization Model and charm flavour conservation, one can quantify the deviation of charm and anti-charm quarks from chemical equilibrium both in the hadronic phase and in the quark-gluon plasma. By linking the hadronic fireball volume and the corresponding plasma source volume via entropy ...
[ { "created": "Thu, 17 Apr 2014 13:04:12 GMT", "version": "v1" }, { "created": "Wed, 7 May 2014 13:03:48 GMT", "version": "v2" } ]
2014-12-24
[ [ "Bahavar", "Philipp B.", "" ], [ "Uphoff", "Jan", "" ], [ "Greiner", "Carsten", "" ] ]
Assuming the Statistical Hadronization Model and charm flavour conservation, one can quantify the deviation of charm and anti-charm quarks from chemical equilibrium both in the hadronic phase and in the quark-gluon plasma. By linking the hadronic fireball volume and the corresponding plasma source volume via entropy co...
hep-ph/9503482
Masato Jimbo
Masato JIMBO, Tadashi KON, Hidekazu TANAKA, Toshiaki KANEKO and Minami-Tateya collaboration
A System for the Automatic Computation of Cross-Sections Including SUSY Particles
total 6 page (LaTeX file) [To appear in Proc. AIHENP95]
null
null
TMCP-95-4
hep-ph
null
We introduce a new method to treat Majorana fermions on the GRACE system, which has already been developed for the computation of the matrix elements for the processes of the standard model. In the standard model, we already have included such particles as Dirac fermions, gauge bosons and scalar bosons in the system....
[ { "created": "Fri, 31 Mar 1995 14:18:20 GMT", "version": "v1" } ]
2007-05-23
[ [ "JIMBO", "Masato", "" ], [ "KON", "Tadashi", "" ], [ "TANAKA", "Hidekazu", "" ], [ "KANEKO", "Toshiaki", "" ], [ "collaboration", "Minami-Tateya", "" ] ]
We introduce a new method to treat Majorana fermions on the GRACE system, which has already been developed for the computation of the matrix elements for the processes of the standard model. In the standard model, we already have included such particles as Dirac fermions, gauge bosons and scalar bosons in the system. O...
1709.08925
Sumanta Chakraborty
Akash Mishra, Sumanta Chakraborty, Avirup Ghosh and Sudipta Sarkar
On the physical process first law for dynamical black holes
v3; Minor revision; Published version
JHEP 1809, 034 (2018)
10.1007/JHEP09(2018)034
null
gr-qc hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Physical process version of the first law of black hole mechanics relates the change in entropy of a perturbed Killing horizon, between two asymptotic cross sections, to the matter flow into the horizon. Here, we study the mathematical structure of the physical process first law for a general diffeomorphism invariant...
[ { "created": "Tue, 26 Sep 2017 10:16:11 GMT", "version": "v1" }, { "created": "Mon, 6 Aug 2018 13:27:24 GMT", "version": "v2" }, { "created": "Mon, 10 Sep 2018 13:43:25 GMT", "version": "v3" } ]
2018-09-11
[ [ "Mishra", "Akash", "" ], [ "Chakraborty", "Sumanta", "" ], [ "Ghosh", "Avirup", "" ], [ "Sarkar", "Sudipta", "" ] ]
Physical process version of the first law of black hole mechanics relates the change in entropy of a perturbed Killing horizon, between two asymptotic cross sections, to the matter flow into the horizon. Here, we study the mathematical structure of the physical process first law for a general diffeomorphism invariant t...
1312.7474
Dimitrios Giataganas
Dimitrios Giataganas, Hesam Soltanpanahi
Heavy Quark Diffusion in Strongly Coupled Anisotropic Plasmas
1+25 pages, 17 figures
JHEP 1406 (2014) 047
10.1007/JHEP06(2014)047
WITS-CTP-125
hep-th hep-ph nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We study the Langevin diffusion of a relativistic heavy quark in anisotropic strongly coupled theories in the local limit. Firstly, we use the axion space-dependent deformed anisotropic N=4 sYM, where the geometry anisotropy is always prolate, while the pressure anisotropy may be prolate or oblate. For motion along t...
[ { "created": "Sat, 28 Dec 2013 21:10:04 GMT", "version": "v1" } ]
2015-03-25
[ [ "Giataganas", "Dimitrios", "" ], [ "Soltanpanahi", "Hesam", "" ] ]
We study the Langevin diffusion of a relativistic heavy quark in anisotropic strongly coupled theories in the local limit. Firstly, we use the axion space-dependent deformed anisotropic N=4 sYM, where the geometry anisotropy is always prolate, while the pressure anisotropy may be prolate or oblate. For motion along the...
hep-th/9911180
Ali Chamseddine
A. H. Chamseddine and W. A. Sabra (CAMS, AUB)
D=7 SU(2) Gauged Supergravity From D=10 Supergravity
10 pages. References added and some comments modified
Phys.Lett. B476 (2000) 415-419
10.1016/S0370-2693(00)00129-5
CAMS/99-04
hep-th
null
The theory of SU(2) gauged seven-dimensional supergravity is obtained by compactifying ten dimensional N=1 supergravity on the group manifold SU(2).
[ { "created": "Tue, 23 Nov 1999 17:04:55 GMT", "version": "v1" }, { "created": "Tue, 30 Nov 1999 16:46:10 GMT", "version": "v2" } ]
2009-10-31
[ [ "Chamseddine", "A. H.", "", "CAMS, AUB" ], [ "Sabra", "W. A.", "", "CAMS, AUB" ] ]
The theory of SU(2) gauged seven-dimensional supergravity is obtained by compactifying ten dimensional N=1 supergravity on the group manifold SU(2).
2110.14788
Carlo Marzo
Carlo Marzo
Radiatively stable ghost and tachyon freedom in Metric Affine Gravity
22 pages, no figures
null
10.1103/PhysRevD.106.024045
null
hep-th hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We report the existence of a ghost- and tachyon-free sector in metric-affine theories of gravity, that is invariant under diffeomorphism and a particular abelian symmetry. In contrast with many studied cases in the literature, the constraints for unitarity and causality are granted by non-accidental symmetries and do...
[ { "created": "Wed, 27 Oct 2021 21:40:49 GMT", "version": "v1" } ]
2022-08-03
[ [ "Marzo", "Carlo", "" ] ]
We report the existence of a ghost- and tachyon-free sector in metric-affine theories of gravity, that is invariant under diffeomorphism and a particular abelian symmetry. In contrast with many studied cases in the literature, the constraints for unitarity and causality are granted by non-accidental symmetries and do n...
hep-ph/9510348
Kazunori Takenaga
K. Takenaga
A Cutoff Constrained by the Oblique Parameters in Electroweak Theory with Two Massless Higgs Doublets
20 pages, Latex, 3 figures are available upon request
Prog.Theor.Phys. 95 (1996) 609-620
10.1143/PTP.95.609
YITP-95-5
hep-ph
null
Electroweak theory with two massless Higgs doublets is studied by solving renormalization group equations for coupling constants in one-loop approximation. A cutoff~$\Lambda$, at which one of quartic couplings in the Higgs potential blows up, is obtained by imposing constraints from the oblique parameter $T$ on the q...
[ { "created": "Thu, 19 Oct 1995 19:27:44 GMT", "version": "v1" } ]
2009-10-28
[ [ "Takenaga", "K.", "" ] ]
Electroweak theory with two massless Higgs doublets is studied by solving renormalization group equations for coupling constants in one-loop approximation. A cutoff~$\Lambda$, at which one of quartic couplings in the Higgs potential blows up, is obtained by imposing constraints from the oblique parameter $T$ on the qua...
1708.04884
Diego Trancanelli
Michelangelo Preti, Diego Trancanelli, Edoardo Vescovi
Quark-antiquark potential in defect conformal field theory
25 pages, 5 figures; v2: minor changes, references added, published version; v3: clarifications in Sec. 4
JHEP 10 (2017) 079
10.1007/JHEP10(2017)079
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider antiparallel Wilson lines in N=4 super Yang-Mills in the presence of a codimension-1 defect. We compute the Wilson lines' expectation value both at weak coupling, in the gauge theory, and at strong coupling, by finding the string configurations which are dual to this operator. These configurations display...
[ { "created": "Wed, 16 Aug 2017 13:24:23 GMT", "version": "v1" }, { "created": "Sun, 8 Oct 2017 16:23:15 GMT", "version": "v2" }, { "created": "Thu, 19 Oct 2017 16:30:31 GMT", "version": "v3" } ]
2017-10-20
[ [ "Preti", "Michelangelo", "" ], [ "Trancanelli", "Diego", "" ], [ "Vescovi", "Edoardo", "" ] ]
We consider antiparallel Wilson lines in N=4 super Yang-Mills in the presence of a codimension-1 defect. We compute the Wilson lines' expectation value both at weak coupling, in the gauge theory, and at strong coupling, by finding the string configurations which are dual to this operator. These configurations display a...
hep-th/0603166
Daniel Krefl
Daniel Krefl and Dieter Lust
On supersymmetric Minkowski vacua in IIB orientifolds
17 pages, 2 figures; More detailed proof for absence of complex flat directions in susy AdS vacua given; Footnotes and reference added
JHEP 0606:023,2006
10.1088/1126-6708/2006/06/023
LMU-ASC 20/06, MPP-2006-27
hep-th
null
Supersymmetric Minkowski vacua in IIB orientifold compactifications based on orbifolds with background fluxes and non-perturbative superpotentials are investigated. Especially, microscopic requirements and difficulties to obtain such vacua are discussed. We show that orbifold models with one and two complex structure...
[ { "created": "Tue, 21 Mar 2006 12:55:30 GMT", "version": "v1" }, { "created": "Wed, 5 Apr 2006 12:24:40 GMT", "version": "v2" } ]
2009-11-11
[ [ "Krefl", "Daniel", "" ], [ "Lust", "Dieter", "" ] ]
Supersymmetric Minkowski vacua in IIB orientifold compactifications based on orbifolds with background fluxes and non-perturbative superpotentials are investigated. Especially, microscopic requirements and difficulties to obtain such vacua are discussed. We show that orbifold models with one and two complex structure m...
hep-th/9408061
Gerald Dunne
Gerald Dunne
Vacuum Mass Spectra for SU(N) Self-Dual Chern-Simons-Higgs Systems
19 pages (LaTeX)
Nucl.Phys. B433 (1995) 333-350
10.1016/0550-3213(94)00476-U
null
hep-th
null
We study the $SU(N)$ self-dual Chern-Simons-Higgs systems with adjoint matter coupling, and show that the sixth order self-dual potential has $p(N)$ gauge inequivalent degenerate minima, where $p(N)$ is the number of partitions of $N$. We compute the masses of the gauge and scalar excitations in these different vacua...
[ { "created": "Wed, 10 Aug 1994 13:30:29 GMT", "version": "v1" } ]
2009-10-28
[ [ "Dunne", "Gerald", "" ] ]
We study the $SU(N)$ self-dual Chern-Simons-Higgs systems with adjoint matter coupling, and show that the sixth order self-dual potential has $p(N)$ gauge inequivalent degenerate minima, where $p(N)$ is the number of partitions of $N$. We compute the masses of the gauge and scalar excitations in these different vacua, ...
1501.00474
Alfonso Sastre
Chris P. Korthals Altes and Alfonso Sastre
Caloron correction to the effective potential in thermal gluodynamics
18 pages, 3 figures
null
null
CPT-P003-2014, NIKHEF/2014-049, WUB/14-16
hep-th hep-lat hep-ph nucl-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The effective potential in thermal gluodynamics has stable minima in perturbation theory. There the Wilson line is center group valued and eigenvalues of the Wilson line stay clustered. Calorons with non-trivial holonomy contribute to one loop order a linear term in the holonomy. The sign is such that the center grou...
[ { "created": "Fri, 2 Jan 2015 20:28:26 GMT", "version": "v1" } ]
2015-01-05
[ [ "Altes", "Chris P. Korthals", "" ], [ "Sastre", "Alfonso", "" ] ]
The effective potential in thermal gluodynamics has stable minima in perturbation theory. There the Wilson line is center group valued and eigenvalues of the Wilson line stay clustered. Calorons with non-trivial holonomy contribute to one loop order a linear term in the holonomy. The sign is such that the center group ...
1207.0413
Adam Rej
Benjamin Basso, Adam Rej
On the integrability of two-dimensional models with U(1)xSU(N) symmetry
61 pages, 7 figures
null
10.1016/j.nuclphysb.2012.09.003
null
hep-th math-ph math.MP
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this paper we study the integrability of a family of models with U(1)xSU(N) symmetry. They admit fermionic and bosonic formulations related through bosonization and subsequent T-duality. The fermionic theory is just the CP^(N-1) sigma model coupled to a self-interacting massless fermion, while the bosonic one defi...
[ { "created": "Mon, 2 Jul 2012 14:51:01 GMT", "version": "v1" } ]
2015-06-05
[ [ "Basso", "Benjamin", "" ], [ "Rej", "Adam", "" ] ]
In this paper we study the integrability of a family of models with U(1)xSU(N) symmetry. They admit fermionic and bosonic formulations related through bosonization and subsequent T-duality. The fermionic theory is just the CP^(N-1) sigma model coupled to a self-interacting massless fermion, while the bosonic one define...
2403.07665
Canberk Sanli
Joris Raeymaekers, Canberk Sanli, Dieter Van den Bleeken
Superconformal indices and localization in $N=2B$ quantum mechanics
31 pages
null
null
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Superconformal `type B' quantum mechanical sigma models arise in a variety of interesting contexts, such as the description of D-brane bound states in an AdS$_2$ decoupling limit. Focusing on $N=2B$ models, we study superconformal indices which count short multiplets and provide an alternative to the standard Witten ...
[ { "created": "Tue, 12 Mar 2024 13:54:44 GMT", "version": "v1" } ]
2024-03-13
[ [ "Raeymaekers", "Joris", "" ], [ "Sanli", "Canberk", "" ], [ "Bleeken", "Dieter Van den", "" ] ]
Superconformal `type B' quantum mechanical sigma models arise in a variety of interesting contexts, such as the description of D-brane bound states in an AdS$_2$ decoupling limit. Focusing on $N=2B$ models, we study superconformal indices which count short multiplets and provide an alternative to the standard Witten in...
hep-th/0108201
Christoph Schweigert
Pedro Bordalo, Sylvain Ribault, Christoph Schweigert
Flux stabilization in compact groups
13 pages, 1 figure. Comment and references added
JHEP 0110 (2001) 036
10.1088/1126-6708/2001/10/036
CPTH-S035.0701, PAR-LPTHE 01-36
hep-th
null
We consider the Born-Infeld action for symmetry-preserving, orientable D-branes in compact group manifolds. We find classical solutions that obey the flux quantization condition. They correspond to conformally invariant boundary conditions on the world sheet. We compute the spectrum of quadratic fluctuations and find...
[ { "created": "Mon, 27 Aug 2001 19:32:41 GMT", "version": "v1" }, { "created": "Thu, 25 Oct 2001 16:57:13 GMT", "version": "v2" } ]
2009-11-07
[ [ "Bordalo", "Pedro", "" ], [ "Ribault", "Sylvain", "" ], [ "Schweigert", "Christoph", "" ] ]
We consider the Born-Infeld action for symmetry-preserving, orientable D-branes in compact group manifolds. We find classical solutions that obey the flux quantization condition. They correspond to conformally invariant boundary conditions on the world sheet. We compute the spectrum of quadratic fluctuations and find a...
hep-th/0206029
Changhyun Ahn
Changhyun Ahn
Penrose Limit of AdS_4 x V_{5,2} and Operators with Large R Charge
13 pp, to appear in MPLA
Mod.Phys.Lett. A17 (2002) 2067-2078
10.1142/S0217732302008654
null
hep-th
null
We consider M-theory on AdS_4 x V_{5,2} where V_{5,2}= SO(5)/SO(3) is a Stiefel manifold. We construct a Penrose limit of AdS_4 x V_{5,2} that provides the pp-wave geometry. There exists a subsector of three dimensional N=2 dual gauge theory, by taking both the conformal dimension and R charge large with the finitene...
[ { "created": "Tue, 4 Jun 2002 12:03:27 GMT", "version": "v1" }, { "created": "Thu, 17 Oct 2002 11:12:12 GMT", "version": "v2" } ]
2009-11-07
[ [ "Ahn", "Changhyun", "" ] ]
We consider M-theory on AdS_4 x V_{5,2} where V_{5,2}= SO(5)/SO(3) is a Stiefel manifold. We construct a Penrose limit of AdS_4 x V_{5,2} that provides the pp-wave geometry. There exists a subsector of three dimensional N=2 dual gauge theory, by taking both the conformal dimension and R charge large with the finiteness...
2103.14684
Martin Hurtado Heredia
A.E. Faraggi, S. Groot Nibbelink, M. Hurtado-Heredia
Constraint on Spinor-Vector Dualities in Six Dimensions
1+19 pages, LaTeX
Phys. Rev. D 103, 126016 (2021)
10.1103/PhysRevD.103.126016
LTH-1258
hep-th hep-ph
http://creativecommons.org/licenses/by/4.0/
Imprints of spinor-vector dualities have been uncovered in various string constructions. They are typically induced by changing certain free general GSO phases in the underlying string partition functions. This paper shows that spinor-vector dualities in six dimensions are constrained by a fundamental effective field...
[ { "created": "Fri, 26 Mar 2021 18:47:21 GMT", "version": "v1" } ]
2021-06-23
[ [ "Faraggi", "A. E.", "" ], [ "Nibbelink", "S. Groot", "" ], [ "Hurtado-Heredia", "M.", "" ] ]
Imprints of spinor-vector dualities have been uncovered in various string constructions. They are typically induced by changing certain free general GSO phases in the underlying string partition functions. This paper shows that spinor-vector dualities in six dimensions are constrained by a fundamental effective field t...
gr-qc/0512055
Charles Hoyle
E.G. Adelberger, Nathan A. Collins and C.D. Hoyle
Analytic expressions for gravitational inner multipole moments of elementary solids and for the force between two rectangular solids
12 pages, as published in CQG
Class.Quant.Grav.23:125-136,2006; Erratum.ibid.23:5463,2006
10.1088/0264-9381/23/1/007 10.1088/0264-9381/23/17/C02
null
gr-qc
null
We give analytic expressions for the gravitational inner spherical multipole moments, q_{lm} with l <= 5, for 11 elementary solid shapes. These moments, in conjunction with their known rotational and translational properties, can be used to calculate precisely the moments of complex objects that may be assembled from...
[ { "created": "Fri, 9 Dec 2005 02:30:36 GMT", "version": "v1" } ]
2010-11-05
[ [ "Adelberger", "E. G.", "" ], [ "Collins", "Nathan A.", "" ], [ "Hoyle", "C. D.", "" ] ]
We give analytic expressions for the gravitational inner spherical multipole moments, q_{lm} with l <= 5, for 11 elementary solid shapes. These moments, in conjunction with their known rotational and translational properties, can be used to calculate precisely the moments of complex objects that may be assembled from t...
hep-th/9703028
Oleg Soloviev
I. I. Kogan (Oxford Univ.), A. Lewis (Oxford Univ.) and O. A. Soloviev (Queen Mary College)
Knizhnik-Zamolodchikov-type equations for gauged WZNW models
24 pages, latex, no figures. More discussion of logarithmic operators was added
Int.J.Mod.Phys.A13:1345-1367,1998
10.1142/S0217751X98000639
QMW-PH-97-5, OU-TP-97-11P
hep-th
null
We study correlation functions of coset constructions by utilizing the method of gauge dressing. As an example we apply this method to the minimal models and to the Witten 2D black hole. We exhibit a striking similarity between the latter and the gravitational dressing. In particular, we look for logarithmic operator...
[ { "created": "Tue, 4 Mar 1997 16:38:31 GMT", "version": "v1" }, { "created": "Thu, 13 Mar 1997 11:49:02 GMT", "version": "v2" } ]
2014-11-18
[ [ "Kogan", "I. I.", "", "Oxford Univ." ], [ "Lewis", "A.", "", "Oxford Univ." ], [ "Soloviev", "O. A.", "", "Queen Mary College" ] ]
We study correlation functions of coset constructions by utilizing the method of gauge dressing. As an example we apply this method to the minimal models and to the Witten 2D black hole. We exhibit a striking similarity between the latter and the gravitational dressing. In particular, we look for logarithmic operators ...
1806.02094
Prado Martin-Moruno
Prado Martin-Moruno, Matt Visser
Hawking-Ellis type III spacetime geometry
22 pages, 1 figure
null
10.1088/1361-6382/aad473
null
gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The type III (and the "essential core" type III$_0$) stress-energy tensors in the Hawking-Ellis (Segre-Plebanski) classification stand out in that there is to date no known source (either classical or semi-classical) leading to type III stress-energy. (In contrast the Hawking-Ells types I and II occur classically, an...
[ { "created": "Wed, 6 Jun 2018 10:06:45 GMT", "version": "v1" } ]
2018-08-29
[ [ "Martin-Moruno", "Prado", "" ], [ "Visser", "Matt", "" ] ]
The type III (and the "essential core" type III$_0$) stress-energy tensors in the Hawking-Ellis (Segre-Plebanski) classification stand out in that there is to date no known source (either classical or semi-classical) leading to type III stress-energy. (In contrast the Hawking-Ells types I and II occur classically, and ...
hep-th/0610212
Sebastian Franco
Riccardo Argurio, Matteo Bertolini, Sebastian Franco and Shamit Kachru
Gauge/gravity duality and meta-stable dynamical supersymmetry breaking
45 pages, 19 figures. v2: comment on stability of dynamical masses and one reference added, typos corrected
JHEP 0701:083,2007
10.1088/1126-6708/2007/01/083
null
hep-th
null
We engineer a class of quiver gauge theories with several interesting features by studying D-branes at a simple Calabi-Yau singularity. At weak 't Hooft coupling we argue using field theory techniques that these theories admit both supersymmetric vacua and meta-stable non-supersymmetric vacua, though the arguments in...
[ { "created": "Wed, 18 Oct 2006 20:02:05 GMT", "version": "v1" }, { "created": "Thu, 10 May 2007 16:09:02 GMT", "version": "v2" } ]
2009-11-11
[ [ "Argurio", "Riccardo", "" ], [ "Bertolini", "Matteo", "" ], [ "Franco", "Sebastian", "" ], [ "Kachru", "Shamit", "" ] ]
We engineer a class of quiver gauge theories with several interesting features by studying D-branes at a simple Calabi-Yau singularity. At weak 't Hooft coupling we argue using field theory techniques that these theories admit both supersymmetric vacua and meta-stable non-supersymmetric vacua, though the arguments indi...
0711.0302
K G Arun
K. G. Arun, Luc Blanchet, Bala R. Iyer and Moh'd S. S. Qusailah
Inspiralling compact binaries in quasi-elliptical orbits: The complete third post-Newtonian energy flux
40 pages. Minor changes in text throughout. Minor typos in Eqs. (3.3b), (7.7f), (8.19d) and (8.20) corrected. Matches the published version
Phys. Rev. D 77, 064035 (2008)
10.1103/PhysRevD.77.064035
null
gr-qc
null
The instantaneous contributions to the 3PN gravitational wave luminosity from the inspiral phase of a binary system of compact objects moving in a quasi elliptical orbit is computed using the multipolar post-Minkowskian wave generation formalism. The necessary inputs for this calculation include the 3PN accurate mass...
[ { "created": "Fri, 2 Nov 2007 13:15:07 GMT", "version": "v1" }, { "created": "Fri, 11 Apr 2008 21:55:26 GMT", "version": "v2" } ]
2009-11-13
[ [ "Arun", "K. G.", "" ], [ "Blanchet", "Luc", "" ], [ "Iyer", "Bala R.", "" ], [ "Qusailah", "Moh'd S. S.", "" ] ]
The instantaneous contributions to the 3PN gravitational wave luminosity from the inspiral phase of a binary system of compact objects moving in a quasi elliptical orbit is computed using the multipolar post-Minkowskian wave generation formalism. The necessary inputs for this calculation include the 3PN accurate mass q...
hep-ph/0211254
Pierre Sikivie
P. Sikivie (U. of Florida)
Axions and their Distribution in Galactic Halos
10 pages, 1 figure, invited talk at the IDM2002 conference, September 2-6, 2002 in York, England
null
10.1142/9789812791313_0030
UFIFT-HEP-02-33
hep-ph astro-ph
null
Axion physics is briefly reviewed. Constraints from laboratory searches, astrophysics and cosmology require the axion mass to be in the range $10^{-6} \lesssim m_a < 3\cdot 10^{-3}$eV. Near the lower end of this range, axions are all or a major component of the cold dark matter of the universe. The late infall of axi...
[ { "created": "Fri, 15 Nov 2002 22:08:16 GMT", "version": "v1" } ]
2017-08-23
[ [ "Sikivie", "P.", "", "U. of Florida" ] ]
Axion physics is briefly reviewed. Constraints from laboratory searches, astrophysics and cosmology require the axion mass to be in the range $10^{-6} \lesssim m_a < 3\cdot 10^{-3}$eV. Near the lower end of this range, axions are all or a major component of the cold dark matter of the universe. The late infall of axion...
hep-th/9802145
Margherita Disertori
M. Disertori, V. Rivasseau (Centre de Physique Theorique, CNRS UPR, Ecole Polytechnique, France)
Continuous Constructive Fermionic Renormalization
63 pages, 23 figures, LateX file. version 2 : rewriting subsections IV.3.4 and IV.3.5, 2 figures added and some typos corrected
Annales Henri Poincare 1:1-57,2000
null
null
hep-th
null
We build the two dimensional Gross-Neveu model by a new method which requires neither cluster expansion nor discretization of phase-space. It simply reorganizes the perturbative series in terms of trees. With this method we can for the first time define non perturbatively the renormalization group differential equati...
[ { "created": "Fri, 20 Feb 1998 17:03:11 GMT", "version": "v1" }, { "created": "Thu, 2 Apr 1998 14:24:40 GMT", "version": "v2" } ]
2009-05-07
[ [ "Disertori", "M.", "", "Centre de Physique Theorique, CNRS UPR,\n Ecole Polytechnique, France" ], [ "Rivasseau", "V.", "", "Centre de Physique Theorique, CNRS UPR,\n Ecole Polytechnique, France" ] ]
We build the two dimensional Gross-Neveu model by a new method which requires neither cluster expansion nor discretization of phase-space. It simply reorganizes the perturbative series in terms of trees. With this method we can for the first time define non perturbatively the renormalization group differential equation...
0812.4251
Miguel Sabido
W. Guzm\'an, M. Sabido and J. Socorro
On Noncommutative Minisuperspace and the Friedmann equations
4 pages, no figures, revtex
Phys.Lett.B697:271-274,2011
10.1016/j.physletb.2011.02.012
null
gr-qc astro-ph hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this paper we present noncommutative version of scalar field cosmology. We find the noncommutative Friedmann equations as well as the noncommutative Klein-Gordon equation. Interestingly the noncommutative contributions are only present up to second order in the noncommutitive parameter. Finally we conclude that if...
[ { "created": "Mon, 22 Dec 2008 17:37:50 GMT", "version": "v1" } ]
2011-03-02
[ [ "Guzmán", "W.", "" ], [ "Sabido", "M.", "" ], [ "Socorro", "J.", "" ] ]
In this paper we present noncommutative version of scalar field cosmology. We find the noncommutative Friedmann equations as well as the noncommutative Klein-Gordon equation. Interestingly the noncommutative contributions are only present up to second order in the noncommutitive parameter. Finally we conclude that if w...
hep-th/9110042
V. P. Nair
V.P.Nair (Columbia University)
K\"ahler-Chern-Simons Theory
10 pages. Invited talks at Strings and Symmetries 1991, Stonybrook, May 1991 and the XXth International Conference on Differential Geometric Methods in Theoretical Physics, New York, June 1991
null
null
null
hep-th
null
K\"ahler-Chern-Simons theory describes antiself-dual gauge fields on a four- dimensional K\"ahler manifold. The phase space is the space of gauge potentials, the symplectic reduction of which by the constraints of antiself-duality leads to the moduli space of antiself-dula instantons. We outline the theory highlighti...
[ { "created": "Tue, 15 Oct 1991 15:35:36 GMT", "version": "v1" } ]
2007-05-23
[ [ "Nair", "V. P.", "", "Columbia University" ] ]
K\"ahler-Chern-Simons theory describes antiself-dual gauge fields on a four- dimensional K\"ahler manifold. The phase space is the space of gauge potentials, the symplectic reduction of which by the constraints of antiself-duality leads to the moduli space of antiself-dula instantons. We outline the theory highlighting...
0707.2315
Oscar Varela
Jerome P. Gauntlett and Oscar Varela
Consistent Kaluza-Klein Reductions for General Supersymmetric AdS Solutions
21 pages; v2: References, some minor comments, and acknowledgements added. Version to appear in Phys. Rev. D
Phys.Rev.D76:126007,2007
10.1103/PhysRevD.76.126007
null
hep-th
null
For the most general supersymmetric solutions of type IIB supergravity consisting of a warped product of AdS_5 with a five-dimensional manifold M_5, we construct an explicit consistent Kaluza-Klein reduction on M_5 to minimal D=5 gauged supergravity. Thus, any solution of the gauged supergravity can be uplifted on M_...
[ { "created": "Mon, 16 Jul 2007 13:14:40 GMT", "version": "v1" }, { "created": "Fri, 9 Nov 2007 10:26:55 GMT", "version": "v2" } ]
2008-11-26
[ [ "Gauntlett", "Jerome P.", "" ], [ "Varela", "Oscar", "" ] ]
For the most general supersymmetric solutions of type IIB supergravity consisting of a warped product of AdS_5 with a five-dimensional manifold M_5, we construct an explicit consistent Kaluza-Klein reduction on M_5 to minimal D=5 gauged supergravity. Thus, any solution of the gauged supergravity can be uplifted on M_5 ...
hep-ph/0203120
Stefan Dittmaier
Stefan Dittmaier and Andreas Kaiser
Photonic and QCD radiative corrections to Higgs-boson production in mu+ mu- --> f fbar
39 pages, latex, 19 postscript files
Phys.Rev. D65 (2002) 113003
10.1103/PhysRevD.65.113003
DESY 02-024, PSI-PR-02-02
hep-ph
null
The photonic and QCD radiative corrections at next-to-leading order are calculated for fermion-pair production at muon colliders, maintaining the full mass dependence and helicity information of the muons and the produced fermions. Higher-order effects of initial-state radiation are included at the leading logarithmi...
[ { "created": "Wed, 13 Mar 2002 16:03:42 GMT", "version": "v1" } ]
2009-11-07
[ [ "Dittmaier", "Stefan", "" ], [ "Kaiser", "Andreas", "" ] ]
The photonic and QCD radiative corrections at next-to-leading order are calculated for fermion-pair production at muon colliders, maintaining the full mass dependence and helicity information of the muons and the produced fermions. Higher-order effects of initial-state radiation are included at the leading logarithmic ...
1810.07210
Joel Jones-Perez
P. Hern\'andez and J. Jones-P\'erez and O. Suarez-Navarro
Majorana vs Pseudo-Dirac Neutrinos at the ILC
16 pages, 5 figures; v2: Minor changes, version accepted for publication in EPJC
null
10.1140/epjc/s10052-019-6728-1
null
hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Neutrino masses could originate in seesaw models testable at colliders, with light mediators and an approximate lepton number symmetry. The minimal model of this type contains two quasi-degenerate Majorana fermions forming a pseudo-Dirac pair. An important question is to what extent future colliders will have sensiti...
[ { "created": "Tue, 16 Oct 2018 18:06:45 GMT", "version": "v1" }, { "created": "Fri, 1 Mar 2019 14:37:10 GMT", "version": "v2" } ]
2019-03-27
[ [ "Hernández", "P.", "" ], [ "Jones-Pérez", "J.", "" ], [ "Suarez-Navarro", "O.", "" ] ]
Neutrino masses could originate in seesaw models testable at colliders, with light mediators and an approximate lepton number symmetry. The minimal model of this type contains two quasi-degenerate Majorana fermions forming a pseudo-Dirac pair. An important question is to what extent future colliders will have sensitivi...
1502.05695
David W. Tian
David Wenjie Tian, Ivan Booth
Lovelock-Brans-Dicke gravity
RevTex 13 pages. Minor changes are made to match the version published in Classical and Quantum Gravity
Class. Quantum Grav. 33 (2016), 045001
10.1088/0264-9381/33/4/045001
null
gr-qc astro-ph.CO hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
According to Lovelock's theorem, the Hilbert-Einstein and the Lovelock actions are indistinguishable from their field equations. However, they have different scalar-tensor counterparts, which correspond to the Brans-Dicke and the \emph{Lovelock-Brans-Dicke} (LBD) gravities, respectively. In this paper the LBD model o...
[ { "created": "Thu, 19 Feb 2015 20:42:25 GMT", "version": "v1" }, { "created": "Mon, 2 Mar 2015 19:43:54 GMT", "version": "v2" }, { "created": "Mon, 27 Jul 2015 19:16:55 GMT", "version": "v3" }, { "created": "Thu, 21 Jan 2016 17:55:42 GMT", "version": "v4" } ]
2016-01-25
[ [ "Tian", "David Wenjie", "" ], [ "Booth", "Ivan", "" ] ]
According to Lovelock's theorem, the Hilbert-Einstein and the Lovelock actions are indistinguishable from their field equations. However, they have different scalar-tensor counterparts, which correspond to the Brans-Dicke and the \emph{Lovelock-Brans-Dicke} (LBD) gravities, respectively. In this paper the LBD model of ...
2407.07978
Marc Geiller
Marc Geiller, Alok Laddha, C\'eline Zwikel
Symmetries of the gravitational scattering in the absence of peeling
40 pages
null
null
null
gr-qc hep-th
http://creativecommons.org/licenses/by/4.0/
The symmetries of the gravitational scattering are intimately tied to the symmetries which preserve asymptotic flatness at null infinity. In Penrose's definition of asymptotic flatness, a central role is played by the notion of asymptotic simplicity and the ensuing peeling behavior which dictates the decay rate of th...
[ { "created": "Wed, 10 Jul 2024 18:18:42 GMT", "version": "v1" } ]
2024-07-12
[ [ "Geiller", "Marc", "" ], [ "Laddha", "Alok", "" ], [ "Zwikel", "Céline", "" ] ]
The symmetries of the gravitational scattering are intimately tied to the symmetries which preserve asymptotic flatness at null infinity. In Penrose's definition of asymptotic flatness, a central role is played by the notion of asymptotic simplicity and the ensuing peeling behavior which dictates the decay rate of the ...
2305.08185
Orr Sela
Matteo Sacchi, Orr Sela, Gabi Zafrir
5d to 3d compactifications and discrete anomalies
36 pages, 8 figures
null
null
null
hep-th
http://creativecommons.org/licenses/by/4.0/
Much insight into the dynamics of quantum field theories can be gained by studying the relationship between field theories in different dimensions. An interesting observation is that when two theories are related by dimensional reduction on a compact surface, their 't Hooft anomalies corresponding to continuous symme...
[ { "created": "Sun, 14 May 2023 15:25:53 GMT", "version": "v1" } ]
2023-05-16
[ [ "Sacchi", "Matteo", "" ], [ "Sela", "Orr", "" ], [ "Zafrir", "Gabi", "" ] ]
Much insight into the dynamics of quantum field theories can be gained by studying the relationship between field theories in different dimensions. An interesting observation is that when two theories are related by dimensional reduction on a compact surface, their 't Hooft anomalies corresponding to continuous symmetr...
1904.12392
Ali Chamseddine
Ali H. Chamseddine and Walter D. van Suijlekom
A survey of spectral models of gravity coupled to matter
An appendix is added to include scalar potential analysis for a Pati-Salam model. 58 Pages
null
10.1007/978-3-030-29597-4_1
null
hep-th hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
This is a survey of the historical development of the Spectral Standard Model and beyond, starting with the ground breaking paper of Alain Connes in 1988 where he observed that there is a link between Higgs fields and finite noncommutative spaces. We present the important contributions that helped in the search and i...
[ { "created": "Sun, 28 Apr 2019 22:25:36 GMT", "version": "v1" }, { "created": "Sun, 23 Jun 2019 16:40:11 GMT", "version": "v2" } ]
2020-08-05
[ [ "Chamseddine", "Ali H.", "" ], [ "van Suijlekom", "Walter D.", "" ] ]
This is a survey of the historical development of the Spectral Standard Model and beyond, starting with the ground breaking paper of Alain Connes in 1988 where he observed that there is a link between Higgs fields and finite noncommutative spaces. We present the important contributions that helped in the search and ide...
1002.3836
Mercedes Velazquez
Merced Montesinos, Mercedes Velazquez
BF gravity with Immirzi parameter and cosmological constant
4 pages, no figures, LaTeX file
Phys.Rev.D81:044033,2010
10.1103/PhysRevD.81.044033
null
gr-qc hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The action principle of the BF type introduced by Capovilla, Montesinos, Prieto, and Rojas (CMPR) which describes general relativity with Immirzi parameter is modified in order to allow the inclusion of the cosmological constant. The resulting action principle is on the same footing as the original Plebanski action i...
[ { "created": "Fri, 19 Feb 2010 22:47:24 GMT", "version": "v1" } ]
2010-04-21
[ [ "Montesinos", "Merced", "" ], [ "Velazquez", "Mercedes", "" ] ]
The action principle of the BF type introduced by Capovilla, Montesinos, Prieto, and Rojas (CMPR) which describes general relativity with Immirzi parameter is modified in order to allow the inclusion of the cosmological constant. The resulting action principle is on the same footing as the original Plebanski action in ...
1102.4150
Kei-Ichi Kondo
K.-I. Kondo, A. Shibata, T. Shinohara and S. Kato
Non-Abelian magnetic monopoles responsible for quark confinement
10 pages, 3 figures, A contribution to the proceedings of "The many faces of QCD", Ghent (Belgium), November 1-5, 2010
PoS FacesQCD:003,2010
null
CHIBA-EP-187
hep-th hep-lat hep-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We show that the non-Abelian magnetic monopole defined in a gauge-invariant way in SU(3) Yang-Mills theory gives a dominant contribution to confinement of the fundamental quark, in sharp contrast to the SU(2) case.
[ { "created": "Mon, 21 Feb 2011 07:18:19 GMT", "version": "v1" } ]
2015-03-19
[ [ "Kondo", "K. -I.", "" ], [ "Shibata", "A.", "" ], [ "Shinohara", "T.", "" ], [ "Kato", "S.", "" ] ]
We show that the non-Abelian magnetic monopole defined in a gauge-invariant way in SU(3) Yang-Mills theory gives a dominant contribution to confinement of the fundamental quark, in sharp contrast to the SU(2) case.
hep-th/0005048
Shiraz Minwalla
Rajesh Gopakumar, Juan Maldacena, Shiraz Minwalla and Andrew Strominger
S-Duality and Noncommutative Gauge Theory
18 pages, harvmac, 1 figure; v2 20 pages, some discussion added, minor typos corrected, references added
JHEP 0006:036,2000
10.1088/1126-6708/2000/06/036
null
hep-th
null
It is conjectured that strongly coupled, spatially noncommutative $\mathcal{N}=4$ Yang-Mills theory has a dual description as a weakly coupled open string theory in a near critical electric field, and that this dual theory is fully decoupled from closed strings. Evidence for this conjecture is given by the absence of...
[ { "created": "Thu, 4 May 2000 22:17:36 GMT", "version": "v1" }, { "created": "Tue, 6 Jun 2000 18:22:30 GMT", "version": "v2" } ]
2017-09-07
[ [ "Gopakumar", "Rajesh", "" ], [ "Maldacena", "Juan", "" ], [ "Minwalla", "Shiraz", "" ], [ "Strominger", "Andrew", "" ] ]
It is conjectured that strongly coupled, spatially noncommutative $\mathcal{N}=4$ Yang-Mills theory has a dual description as a weakly coupled open string theory in a near critical electric field, and that this dual theory is fully decoupled from closed strings. Evidence for this conjecture is given by the absence of p...
2202.10373
Stuart Dowker
J.S. Dowker
$C_T$ for monodromy defects of fields on odd dimensional spheres for higher derivative propagation
13 pages, 2 figures Minor corrections and additions. Discussion of the validity of the Perlmutter factor and references added. (This is the intended version 2)
null
null
null
hep-th
http://creativecommons.org/licenses/by/4.0/
The central charge $C_T$ is computed for scalar and Dirac fields propagating according to GJMS-type kinetic operators acting on odd $d$-dimensional spheres in the presence of a spherical monodromy. The relation of $C_T$ to the derivatives of the free energy on the conically deformed sphere via the Perlmutter factor l...
[ { "created": "Mon, 21 Feb 2022 17:07:42 GMT", "version": "v1" }, { "created": "Mon, 28 Feb 2022 16:56:42 GMT", "version": "v2" }, { "created": "Tue, 1 Mar 2022 16:03:49 GMT", "version": "v3" } ]
2022-03-02
[ [ "Dowker", "J. S.", "" ] ]
The central charge $C_T$ is computed for scalar and Dirac fields propagating according to GJMS-type kinetic operators acting on odd $d$-dimensional spheres in the presence of a spherical monodromy. The relation of $C_T$ to the derivatives of the free energy on the conically deformed sphere via the Perlmutter factor lea...
1502.02919
Maria Vittoria Gargiulo
Maria Vittoria Gargiulo, Mairi Sakellariadou and Giuseppe Vitiello
Noncommutative spectral geometry, Bogoliubov transformations and neutrino oscillations
9 pages, DICE 14 proceeding
null
null
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this report we show that neutrino mixing is intrinsically contained in Connes' noncommutative spectral geometry construction, thanks to the introduction of the doubling of algebra, which is connected to the Bogoliubov transformation. It is known indeed that these transformations are responsible for the mixing, tur...
[ { "created": "Tue, 10 Feb 2015 14:31:36 GMT", "version": "v1" } ]
2015-02-11
[ [ "Gargiulo", "Maria Vittoria", "" ], [ "Sakellariadou", "Mairi", "" ], [ "Vitiello", "Giuseppe", "" ] ]
In this report we show that neutrino mixing is intrinsically contained in Connes' noncommutative spectral geometry construction, thanks to the introduction of the doubling of algebra, which is connected to the Bogoliubov transformation. It is known indeed that these transformations are responsible for the mixing, turni...
hep-th/9306023
Inagaki
T.Inagaki, T.Muta, S.D.Odinstov
Nambu-Jona-Lasinio Model in Curved Space-Time
8 pages, 3 figures not included, uses LaTeX, HUPD-9314
Mod.Phys.Lett.A8:2117-2124,1993
10.1142/S0217732393001835
null
hep-th
null
The phase structure of Nambu-Jona-Lasinio model with N-component fermions in curved space-time is studied in the leading order of the 1/N expansion. The effective potential for composite operator $\bar{\psi}\psi$ is calculated by using the normal coordinate expansion in the Schwinger proper-time method. The exist...
[ { "created": "Fri, 4 Jun 1993 12:04:52 GMT", "version": "v1" } ]
2009-09-17
[ [ "Inagaki", "T.", "" ], [ "Muta", "T.", "" ], [ "Odinstov", "S. D.", "" ] ]
The phase structure of Nambu-Jona-Lasinio model with N-component fermions in curved space-time is studied in the leading order of the 1/N expansion. The effective potential for composite operator $\bar{\psi}\psi$ is calculated by using the normal coordinate expansion in the Schwinger proper-time method. The existence o...
1212.6852
Gabriele Tartaglino-Mazzucchelli
Sergei M. Kuzenko and Gabriele Tartaglino-Mazzucchelli
Conformal supergravities as Chern-Simons theories revisited
26 pages; V3: typos in eqs. (3.8) and (3.10b) corrected
JHEP 1303 (2013) 113
10.1007/JHEP03(2013)113
null
hep-th math-ph math.MP
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We propose a superfield method to construct off-shell actions for N-extended conformal supergravity theories in three space-time dimensions. It makes use of the superform technique to engineer supersymmetric invariants. The method is specifically applied to the case of N=1 conformal supergravity and provides a new re...
[ { "created": "Mon, 31 Dec 2012 10:31:02 GMT", "version": "v1" }, { "created": "Thu, 21 Mar 2013 08:50:24 GMT", "version": "v2" }, { "created": "Tue, 12 Dec 2017 13:04:56 GMT", "version": "v3" } ]
2017-12-13
[ [ "Kuzenko", "Sergei M.", "" ], [ "Tartaglino-Mazzucchelli", "Gabriele", "" ] ]
We propose a superfield method to construct off-shell actions for N-extended conformal supergravity theories in three space-time dimensions. It makes use of the superform technique to engineer supersymmetric invariants. The method is specifically applied to the case of N=1 conformal supergravity and provides a new real...
2304.06557
Meijian Li
Meijian Li, Wenyang Qian, Bin Wu, Hong Zhang
Anisotropic flow and the valence quark skeleton of hadrons
null
null
null
null
hep-ph nucl-th
http://creativecommons.org/licenses/by-nc-nd/4.0/
We study transverse momentum anisotropies, in particular, the elliptic flow $v_2$ due to the interference effect sourced by valence quarks in high-energy hadron-hadron collisions. Our main formula is derived as the high-energy (eikonal) limit of the impact-parameter dependent cross section in quantum field theory, wh...
[ { "created": "Thu, 13 Apr 2023 14:07:06 GMT", "version": "v1" }, { "created": "Tue, 2 May 2023 13:35:36 GMT", "version": "v2" } ]
2023-05-03
[ [ "Li", "Meijian", "" ], [ "Qian", "Wenyang", "" ], [ "Wu", "Bin", "" ], [ "Zhang", "Hong", "" ] ]
We study transverse momentum anisotropies, in particular, the elliptic flow $v_2$ due to the interference effect sourced by valence quarks in high-energy hadron-hadron collisions. Our main formula is derived as the high-energy (eikonal) limit of the impact-parameter dependent cross section in quantum field theory, whic...
0710.4311
Rouven Essig
Rouven Essig, Kuver Sinha, Gonzalo Torroba
Enhanced symmetry points and metastable supersymmetry breaking along pseudo-runaway directions
Submitted for the SUSY07 proceedings, 4 pages, LaTeX, 2 figures
null
null
null
hep-th
null
We construct a model with long-lived metastable vacua in which all the relevant parameters, including the supersymmetry breaking scale, are generated dynamically by dimensional transmutation. The metastable vacua appear along a pseudo-runaway direction near a point of enhanced symmetry as a result of a balance betwee...
[ { "created": "Tue, 23 Oct 2007 18:47:51 GMT", "version": "v1" } ]
2007-10-24
[ [ "Essig", "Rouven", "" ], [ "Sinha", "Kuver", "" ], [ "Torroba", "Gonzalo", "" ] ]
We construct a model with long-lived metastable vacua in which all the relevant parameters, including the supersymmetry breaking scale, are generated dynamically by dimensional transmutation. The metastable vacua appear along a pseudo-runaway direction near a point of enhanced symmetry as a result of a balance between ...
hep-th/9603122
Pijush Kanti Ghosh
Pijush K. Ghosh
Self-dual Gauged $CP^N$ Models
12 Pages, RevTex, few minor changes have been made, to appear in Physics Letters B
Phys.Lett. B384 (1996) 185-189
10.1016/0370-2693(96)00820-9
MRI-PHY/96-09
hep-th
null
We consider a $CP^N$ model with the subgroup $SU(r)$ completely gauged, where $1 < r < N+1$. The gauge field dynamics is solely governed by a nonabelian Chern-Simons term and the global $SU(N+1)$ symmetry is broken explicitly by introducing a $SU(r)$ invariant scalar potential. We obtain self-dual equations of this g...
[ { "created": "Mon, 18 Mar 1996 20:51:51 GMT", "version": "v1" }, { "created": "Mon, 27 May 1996 23:11:51 GMT", "version": "v2" } ]
2009-10-30
[ [ "Ghosh", "Pijush K.", "" ] ]
We consider a $CP^N$ model with the subgroup $SU(r)$ completely gauged, where $1 < r < N+1$. The gauge field dynamics is solely governed by a nonabelian Chern-Simons term and the global $SU(N+1)$ symmetry is broken explicitly by introducing a $SU(r)$ invariant scalar potential. We obtain self-dual equations of this gau...
2111.12446
Dimitrios Katsinis
Dimitrios Katsinis, Pantelis Panopoulos
Classical solutions of $\lambda$-deformed coset models
36+9 pages, 8 figures
null
10.1140/epjc/s10052-022-10493-9
null
hep-th math-ph math.MP nlin.SI
http://creativecommons.org/licenses/by/4.0/
We obtain classical solutions of $\l$-deformed $\s$-models based on $SL(2,\mathbb{R})/U(1)$ and $SU(2)/U(1)$ coset manifolds. Using two different sets of coordinates, we derive two distinct classes of solutions. The first class is expressed in terms of hyperbolic and trigonometric functions, whereas the second one in...
[ { "created": "Wed, 24 Nov 2021 11:49:55 GMT", "version": "v1" } ]
2022-07-06
[ [ "Katsinis", "Dimitrios", "" ], [ "Panopoulos", "Pantelis", "" ] ]
We obtain classical solutions of $\l$-deformed $\s$-models based on $SL(2,\mathbb{R})/U(1)$ and $SU(2)/U(1)$ coset manifolds. Using two different sets of coordinates, we derive two distinct classes of solutions. The first class is expressed in terms of hyperbolic and trigonometric functions, whereas the second one in t...
1504.07910
Hong Zhang
Chaiho Rim and Hong Zhang
Classical Virasoro irregular conformal block
18 pages; v2: comments and references added, version to appear in JHEP
null
10.1007/JHEP07(2015)163
null
hep-th math-ph math.MP
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Virasoro irregular conformal block with arbitrary rank is obtained for the classical limit or equivalently Nekrasov-Shatashvili limit using the beta-deformed irregular matrix model (Penner-type matrix model for the irregular conformal block). The same result is derived using the generalized Mathieu equation which is ...
[ { "created": "Wed, 29 Apr 2015 16:06:16 GMT", "version": "v1" }, { "created": "Wed, 24 Jun 2015 07:47:55 GMT", "version": "v2" } ]
2015-08-04
[ [ "Rim", "Chaiho", "" ], [ "Zhang", "Hong", "" ] ]
Virasoro irregular conformal block with arbitrary rank is obtained for the classical limit or equivalently Nekrasov-Shatashvili limit using the beta-deformed irregular matrix model (Penner-type matrix model for the irregular conformal block). The same result is derived using the generalized Mathieu equation which is eq...
hep-th/9205025
Marco Fabbrichesi
M. Fabbrichesi, R. Iengo, K. Roland
The Gravitational Field of String Matter
40 PAGES
Nucl.Phys. B402 (1993) 360-398
10.1016/0550-3213(93)90647-8
REPORT SISSA/ISAS 52-92-EP
hep-th
null
We study the scattering of a massless and neutral test particle in the gravitational field of a body (the string star) made of a large number of scalar states of the superstring. We consider two cases, the one in which these states are neutral string excitations massive already in ten dimensions and the one in which ...
[ { "created": "Tue, 12 May 1992 14:04:03 GMT", "version": "v1" } ]
2009-10-22
[ [ "Fabbrichesi", "M.", "" ], [ "Iengo", "R.", "" ], [ "Roland", "K.", "" ] ]
We study the scattering of a massless and neutral test particle in the gravitational field of a body (the string star) made of a large number of scalar states of the superstring. We consider two cases, the one in which these states are neutral string excitations massive already in ten dimensions and the one in which th...
0803.3385
M. P. Garcia del Moral
M.P. Garcia del Moral, J.M. Pena, A. Restuccia
The Minimally Immersed 4D Supermembrane
6pg.latex, w-art.class. To appear in the proceedings "RTN ForcesUniverse" Valencia, 1-5 October, Spain, 2007
Fortschr.Phys.56:915-921,2008
10.1002/prop.200810548
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this note we summarize some of the properties found in [1], and its relation with [2]. We comment on the construction of the action of the 11D supermembrane with nontrivial central charges minimally immersed on a 7D toroidal manifold is obtained (MIM2).The transverse coordinates to the supermembrane are maps to a ...
[ { "created": "Mon, 24 Mar 2008 10:11:52 GMT", "version": "v1" } ]
2008-11-26
[ [ "del Moral", "M. P. Garcia", "" ], [ "Pena", "J. M.", "" ], [ "Restuccia", "A.", "" ] ]
In this note we summarize some of the properties found in [1], and its relation with [2]. We comment on the construction of the action of the 11D supermembrane with nontrivial central charges minimally immersed on a 7D toroidal manifold is obtained (MIM2).The transverse coordinates to the supermembrane are maps to a 4D...
2301.00698
Soumitra SenGupta
Arko Bhaumik and Soumitra SenGupta
Nested warped geometry in a non-flat braneworld scenario
28 Pages, 4 figures
null
null
null
gr-qc hep-ph hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We generalize nested multiply warped braneworld models by incorporating non-zero brane curvature caused by an effective cosmological constant {\Omega} induced on the 3-branes. Starting with the doubly warped model, we first analyze the case where the maximally warped brane is identified as the visible brane. For {\Om...
[ { "created": "Mon, 2 Jan 2023 14:24:21 GMT", "version": "v1" } ]
2023-01-03
[ [ "Bhaumik", "Arko", "" ], [ "SenGupta", "Soumitra", "" ] ]
We generalize nested multiply warped braneworld models by incorporating non-zero brane curvature caused by an effective cosmological constant {\Omega} induced on the 3-branes. Starting with the doubly warped model, we first analyze the case where the maximally warped brane is identified as the visible brane. For {\Omeg...
0811.0715
Luca Lusanna
David Alba, Horace W. Crater and Luca Lusanna
Towards Relativistic Atomic Physics. II. Collective and Relative Relativistic Variables for a System of Charged Particles plus the Electro-Magnetic Field
71 pages
null
10.1139/P09-038
null
hep-th astro-ph gr-qc physics.atm-clus
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this second paper we complete the classical description of an isolated system of "charged positive-energy particles, with Grassmann-valued electric charges and mutual Coulomb interaction, plus a transverse electro-magnetic field" in the rest-frame instant form of dynamics. In particular we show how to determine ...
[ { "created": "Wed, 5 Nov 2008 12:42:35 GMT", "version": "v1" } ]
2015-05-13
[ [ "Alba", "David", "" ], [ "Crater", "Horace W.", "" ], [ "Lusanna", "Luca", "" ] ]
In this second paper we complete the classical description of an isolated system of "charged positive-energy particles, with Grassmann-valued electric charges and mutual Coulomb interaction, plus a transverse electro-magnetic field" in the rest-frame instant form of dynamics. In particular we show how to determine a co...
hep-th/9705157
Joao Barcelos Neto
J. Barcelos-Neto and W. Oliveira
Gauging the nonlinear sigma-model through a non-Abelian algebra
18 pages, Latex, to appear in Phys. Rev. D
Phys.Rev. D56 (1997) 2257-2264
10.1103/PhysRevD.56.2257
null
hep-th
null
We use an extension of the method due to Batalin, Fradkin, Fradkina, and Tyutin (BFFT) for transforming the nonlinear $\sigma$ model in a non-Abelian gauge theory. We deal with both supersymmetric and nonsupersymmetric cases. The bosonic case was already considered in literature but just gauged with an Abelian algebr...
[ { "created": "Wed, 21 May 1997 10:36:19 GMT", "version": "v1" } ]
2009-10-30
[ [ "Barcelos-Neto", "J.", "" ], [ "Oliveira", "W.", "" ] ]
We use an extension of the method due to Batalin, Fradkin, Fradkina, and Tyutin (BFFT) for transforming the nonlinear $\sigma$ model in a non-Abelian gauge theory. We deal with both supersymmetric and nonsupersymmetric cases. The bosonic case was already considered in literature but just gauged with an Abelian algebra....
hep-th/9306141
Kresimir Demeterfi
Kresimir Demeterfi and Joao P. Rodrigues
States and quantum effects in the collective field theory of a deformed matrix model
25 pages, PUPT-1407 and CNLS-93-06, 2 figures included, harvmac + epsf
Nucl.Phys. B415 (1994) 3-28
10.1016/0550-3213(94)90065-5
null
hep-th
null
We derive an equation which gives the tree-level scattering amplitudes for tachyons in the black hole background using the exact states of the collective field hamiltonian corresponding to a deformed matrix model recently proposed by Jevicki and Yoneya. Using directly the symmetry algebra we obtain explicit expressio...
[ { "created": "Sun, 27 Jun 1993 01:47:32 GMT", "version": "v1" } ]
2009-10-22
[ [ "Demeterfi", "Kresimir", "" ], [ "Rodrigues", "Joao P.", "" ] ]
We derive an equation which gives the tree-level scattering amplitudes for tachyons in the black hole background using the exact states of the collective field hamiltonian corresponding to a deformed matrix model recently proposed by Jevicki and Yoneya. Using directly the symmetry algebra we obtain explicit expression ...
2112.01483
Mois\'es Bravo-Gaete
Moises Bravo-Gaete, Maria Montserrat Juarez-Aubry, Gerardo Velazquez-Rodriguez
Lifshitz black holes in four-dimensional Critical Gravity
9 pages, 4 figures. Accepted for publication in Physical Review D
null
10.1103/PhysRevD.105.084009
null
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this work, we study the existence of asymptotically Lifshitz black holes in Critical Gravity in four dimensions with a negative cosmological constant under two scenarios: First, including dilatonic fields as the matter source, where we find an asymptotically Lifshitz solution for a fixed value of the dynamical exp...
[ { "created": "Thu, 2 Dec 2021 18:34:19 GMT", "version": "v1" }, { "created": "Wed, 16 Mar 2022 19:24:54 GMT", "version": "v2" } ]
2022-04-20
[ [ "Bravo-Gaete", "Moises", "" ], [ "Juarez-Aubry", "Maria Montserrat", "" ], [ "Velazquez-Rodriguez", "Gerardo", "" ] ]
In this work, we study the existence of asymptotically Lifshitz black holes in Critical Gravity in four dimensions with a negative cosmological constant under two scenarios: First, including dilatonic fields as the matter source, where we find an asymptotically Lifshitz solution for a fixed value of the dynamical expon...
1301.4091
Fabio Scardigli
Petr Jizba, Fabio Scardigli
Special Relativity induced by Granular Space
6 pages, RevTeX4. Some revisions in DSR section and in Conclusions. References added
Eur. Phys. J. C (2013) 73:2491
10.1140/epjc/s10052-013-2491-x
null
hep-th gr-qc quant-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We show that the special relativistic dynamics when combined with quantum mechanics and the concept of superstatistics can be interpreted as arising from two interlocked non-relativistic stochastic processes that operate at different energy scales. This interpretation leads to Feynman amplitudes that are in the Eucli...
[ { "created": "Thu, 17 Jan 2013 13:27:35 GMT", "version": "v1" }, { "created": "Mon, 25 Mar 2013 02:03:01 GMT", "version": "v2" } ]
2013-07-09
[ [ "Jizba", "Petr", "" ], [ "Scardigli", "Fabio", "" ] ]
We show that the special relativistic dynamics when combined with quantum mechanics and the concept of superstatistics can be interpreted as arising from two interlocked non-relativistic stochastic processes that operate at different energy scales. This interpretation leads to Feynman amplitudes that are in the Euclide...
1107.4089
Vladimir Ivashchuk
V. D. Ivashchuk
More M-branes on product of Ricci-flat manifolds
28 pages, Latex, typos are eliminated, several examples are omitted
International Journal of Geometric Methods in Modern Physics, 9, No 8, 1250067 (2012)
null
IGC-PFUR/07-2011/1
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Partially supersymmetric intersecting (non-marginal) composite M-brane solutions defined on the product of Ricci-flat manifolds M_0 x M_1 x ... x M_n in D= 11 supergravity are considered and formulae for fractional numbers of unbroken supersymmetries are derived for the following configurations of branes: M2 - M2, M2...
[ { "created": "Wed, 20 Jul 2011 19:57:48 GMT", "version": "v1" }, { "created": "Fri, 28 Oct 2011 08:55:40 GMT", "version": "v2" }, { "created": "Fri, 3 Aug 2012 19:02:55 GMT", "version": "v3" } ]
2015-01-23
[ [ "Ivashchuk", "V. D.", "" ] ]
Partially supersymmetric intersecting (non-marginal) composite M-brane solutions defined on the product of Ricci-flat manifolds M_0 x M_1 x ... x M_n in D= 11 supergravity are considered and formulae for fractional numbers of unbroken supersymmetries are derived for the following configurations of branes: M2 - M2, M2 -...
hep-th/9911190
Ralph Blumenhagen
Carlo Angelantonj and Ralph Blumenhagen
Discrete Deformations in Type I Vacua
12 pages, TeX, harvmac, 4 figures, eq.(3.15) changed
Phys.Lett. B473 (2000) 86-93
10.1016/S0370-2693(99)01480-X
HUB-EP-99/60, LPTENS 99/38
hep-th
null
We study supersymmetric orientifolds where the world-sheet parity transformation is combined with a conjugation of some compact complex coordinates. We investigate their T-duality relation to standard orientifolds and discuss the origin of continuous and discrete moduli. In contrast to standard orientifolds, the anti...
[ { "created": "Wed, 24 Nov 1999 13:58:42 GMT", "version": "v1" }, { "created": "Fri, 17 Dec 1999 16:57:00 GMT", "version": "v2" } ]
2009-10-31
[ [ "Angelantonj", "Carlo", "" ], [ "Blumenhagen", "Ralph", "" ] ]
We study supersymmetric orientifolds where the world-sheet parity transformation is combined with a conjugation of some compact complex coordinates. We investigate their T-duality relation to standard orientifolds and discuss the origin of continuous and discrete moduli. In contrast to standard orientifolds, the antisy...
hep-ph/9804308
Uri Sarid
Uri Sarid (University of Notre Dame)
Tools for Tunneling
RevTeX, 4 pages, including 3 eps figures embedded via epsfig; revised version (minor typos corrected, reference added, clarifications made) to appear in Phys. Rev. D
Phys.Rev. D58 (1998) 085017
10.1103/PhysRevD.58.085017
UND-HEP-97-US01
hep-ph gr-qc hep-th
null
If the universe is trapped and cooled in a metastable false vacuum state, that state will eventually decay by bubble nucleation and expansion. For example, many extensions of the standard model incorporate new scalar fields whose potential has a local minimum at the origin but a global minimum elsewhere, to which the...
[ { "created": "Thu, 16 Apr 1998 22:11:07 GMT", "version": "v1" }, { "created": "Fri, 10 Jul 1998 19:19:33 GMT", "version": "v2" } ]
2009-10-31
[ [ "Sarid", "Uri", "", "University of Notre Dame" ] ]
If the universe is trapped and cooled in a metastable false vacuum state, that state will eventually decay by bubble nucleation and expansion. For example, many extensions of the standard model incorporate new scalar fields whose potential has a local minimum at the origin but a global minimum elsewhere, to which the v...
gr-qc/9911090
Norimasa Sugiura
Norimasa Sugiura, Ken-ichi Nakao and Tomohiro Harada
Distance-redshift relation in an isotropic inhomogeneous universe II: Spherically symmetric dust-shell universe
17 pages, 7 figures
Phys.Rev. D60 (1999) 103508
10.1103/PhysRevD.60.103508
KUNS-1550
gr-qc
null
The relation between the angular diameter distance and redshift in a spherically symmetric dust-shell universe is studied. We have discovered that the relation agrees with that of an appropriate Friedmann-Lemaitre (FL) model if we set a ``homogeneous'' expansion law and a ``homogeneous'' averaged density field. This ...
[ { "created": "Wed, 24 Nov 1999 06:22:12 GMT", "version": "v1" } ]
2009-10-31
[ [ "Sugiura", "Norimasa", "" ], [ "Nakao", "Ken-ichi", "" ], [ "Harada", "Tomohiro", "" ] ]
The relation between the angular diameter distance and redshift in a spherically symmetric dust-shell universe is studied. We have discovered that the relation agrees with that of an appropriate Friedmann-Lemaitre (FL) model if we set a ``homogeneous'' expansion law and a ``homogeneous'' averaged density field. This wi...
1408.6805
Larry Ford
C. H. G. Bessa, V. A. De Lorenci, L. H. Ford and N. F. Svaiter
Vacuum Lightcone Fluctuations in a Dielectric
8 pages, 2 figures
Ann. Phys. 361, 293 (2015)
null
null
hep-th gr-qc quant-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
A model for observable effects of electromagnetic vacuum fluctuations is presented. The model involves a probe pulse which traverses a slab of nonlinear optical material with a nonzero second order polarizability. We argue that the pulse interacts with the ambient vacuum fluctuations of other modes of the quantized e...
[ { "created": "Thu, 28 Aug 2014 18:42:48 GMT", "version": "v1" } ]
2016-02-12
[ [ "Bessa", "C. H. G.", "" ], [ "De Lorenci", "V. A.", "" ], [ "Ford", "L. H.", "" ], [ "Svaiter", "N. F.", "" ] ]
A model for observable effects of electromagnetic vacuum fluctuations is presented. The model involves a probe pulse which traverses a slab of nonlinear optical material with a nonzero second order polarizability. We argue that the pulse interacts with the ambient vacuum fluctuations of other modes of the quantized ele...
hep-ph/0305282
Laura Reina
S. Dawson (BNL), L.H. Orr (Rochester U.), L.Reina (FSU), D.Wackeroth (SUNY, Buffalo)
Associated Higgs boson production with heavy quarks
6 pages, 4 figures, Talk given at the XXXVIII Rencontres de Moriond on Electroweak Interactions and Unified Theories, Les Arcs, France, March 15-22, 2003
null
null
BNL-HET-03/10, FSU-HEP-2003-0513, UB-HET-03/04
hep-ph
null
The production of a Higgs boson in association with a pair of t-tbar quarks will play a very important role at both hadron and lepton colliders. We review the status of theoretical predictions and their relevance to Higgs boson studies, with particular emphasis on the recently calculated NLO QCD corrections to the in...
[ { "created": "Sun, 25 May 2003 01:59:30 GMT", "version": "v1" } ]
2007-05-23
[ [ "Dawson", "S.", "", "BNL" ], [ "Orr", "L. H.", "", "Rochester U." ], [ "Reina", "L.", "", "FSU" ], [ "Wackeroth", "D.", "", "SUNY, Buffalo" ] ]
The production of a Higgs boson in association with a pair of t-tbar quarks will play a very important role at both hadron and lepton colliders. We review the status of theoretical predictions and their relevance to Higgs boson studies, with particular emphasis on the recently calculated NLO QCD corrections to the incl...
0807.0960
Maja Buric
Maja Buric, John Madore
Spherically Symmetric Noncommutative Space: d = 4
14 pages
Eur.Phys.J.C58:347-353,2008
10.1140/epjc/s10052-008-0748-6
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In order to find a noncommutative analog of Schwarzschild or Schhwarzschild-de Sitter blackhole we investigate spherically symmetric spaces generated by four noncommutative coordinates in the frame formalism. We present two solutions which however do not posess the prescribed commutative limit. Our analysis indicates...
[ { "created": "Mon, 7 Jul 2008 10:24:09 GMT", "version": "v1" } ]
2008-12-18
[ [ "Buric", "Maja", "" ], [ "Madore", "John", "" ] ]
In order to find a noncommutative analog of Schwarzschild or Schhwarzschild-de Sitter blackhole we investigate spherically symmetric spaces generated by four noncommutative coordinates in the frame formalism. We present two solutions which however do not posess the prescribed commutative limit. Our analysis indicates t...
1201.5012
Qingjun Jin
Q. Jin, R. Roiban
On the non-planar beta-deformed N=4 super-Yang-Mills theory
39 pages, 8 figures
null
10.1088/1751-8113/45/29/295401
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The beta-deformation is one of the two superconformal deformations of the N=4 super-Yang-Mills theory. At the planar level it shares all of its properties except for supersymmetry, which is broken to the minimal amount. The tree-level amplitudes of this theory exhibit new features which depart from the commonly assum...
[ { "created": "Tue, 24 Jan 2012 15:26:46 GMT", "version": "v1" } ]
2015-06-03
[ [ "Jin", "Q.", "" ], [ "Roiban", "R.", "" ] ]
The beta-deformation is one of the two superconformal deformations of the N=4 super-Yang-Mills theory. At the planar level it shares all of its properties except for supersymmetry, which is broken to the minimal amount. The tree-level amplitudes of this theory exhibit new features which depart from the commonly assumed...
hep-th/9807205
Ofer Aharony
Ofer Aharony and Edward Witten
Anti-de Sitter Space and the Center of the Gauge Group
14 pages, harvmac
JHEP 9811:018,1998
10.1088/1126-6708/1998/11/018
IASSNS-HEP-98/66, RU-98-34
hep-th
null
Upon compactification on a circle, SU(N) gauge theory with all fields in the adjoint representation acquires a $Z_N$ global symmetry because the center of the gauge group is $Z_N$. For N=4 super Yang-Mills theory, we show how this $Z_N$ "topological symmetry" arises in the context of the AdS/CFT correspondence, and w...
[ { "created": "Tue, 28 Jul 1998 15:34:27 GMT", "version": "v1" } ]
2010-04-07
[ [ "Aharony", "Ofer", "" ], [ "Witten", "Edward", "" ] ]
Upon compactification on a circle, SU(N) gauge theory with all fields in the adjoint representation acquires a $Z_N$ global symmetry because the center of the gauge group is $Z_N$. For N=4 super Yang-Mills theory, we show how this $Z_N$ "topological symmetry" arises in the context of the AdS/CFT correspondence, and why...
2209.09251
Sebastian Grieninger
Mario Flory, Sebastian Grieninger, Sergio Morales-Tejera
Critical and near-critical relaxation of holographic superfluids
v2: added appendix D + references; 5+6 pages, 2+2 figures
Phys. Rev. D 110, 026019 (2024)
10.1103/PhysRevD.110.026019
IFT-UAM/CSIC-22-108
hep-th cond-mat.mes-hall gr-qc
http://creativecommons.org/licenses/by/4.0/
We investigate the relaxation of holographic superfluids after quenches, when the end state is either tuned to be exactly at the critical point, or very close to it. By solving the bulk equations of motion numerically, we demonstrate that in the former case the system exhibits a power law falloff as well as an emerge...
[ { "created": "Mon, 19 Sep 2022 18:00:00 GMT", "version": "v1" }, { "created": "Tue, 23 Jul 2024 15:05:49 GMT", "version": "v2" } ]
2024-07-24
[ [ "Flory", "Mario", "" ], [ "Grieninger", "Sebastian", "" ], [ "Morales-Tejera", "Sergio", "" ] ]
We investigate the relaxation of holographic superfluids after quenches, when the end state is either tuned to be exactly at the critical point, or very close to it. By solving the bulk equations of motion numerically, we demonstrate that in the former case the system exhibits a power law falloff as well as an emergent...
1810.00040
Sean McWilliams
Sean T. McWilliams
Analytical Black-Hole Binary Merger Waveforms
Replaced with version accepted to PRL. Includes Supplementary Material with additional content, in particular an illustration of the physical merger model, that was requested by the referees
Phys. Rev. Lett. 122, 191102 (2019)
10.1103/PhysRevLett.122.191102
null
gr-qc astro-ph.HE
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We present a highly accurate, fully analytical model for the late inspiral, merger, and ringdown of black-hole binaries with arbitrary mass ratios and spin vectors, including the contributions of harmonics beyond the fundamental mode. This model assumes only that nonlinear effects remain small throughout the entire c...
[ { "created": "Fri, 28 Sep 2018 18:48:24 GMT", "version": "v1" }, { "created": "Tue, 23 Apr 2019 23:54:40 GMT", "version": "v2" } ]
2019-05-22
[ [ "McWilliams", "Sean T.", "" ] ]
We present a highly accurate, fully analytical model for the late inspiral, merger, and ringdown of black-hole binaries with arbitrary mass ratios and spin vectors, including the contributions of harmonics beyond the fundamental mode. This model assumes only that nonlinear effects remain small throughout the entire coa...
1301.1231
Masoumeh Ghasemkhani
Masoumeh Ghasemkhani
Study of the photon's pole structure in the noncommutative Schwinger model
null
Eur. Phys. J. C (2014) 74: 2921
10.1140/epjc/s10052-014-2921-4
null
hep-th
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The photon self-energy of the noncommutative Schwinger model at two- and three-loop order is analyzed. It is shown that the mass spectrum of the model does not receive any correction from noncommutativity parameter ($\theta$) at these orders. Also it remains unchanged to all orders. The exact one-loop effective actio...
[ { "created": "Mon, 7 Jan 2013 15:39:42 GMT", "version": "v1" }, { "created": "Tue, 17 Jun 2014 15:04:36 GMT", "version": "v2" }, { "created": "Sat, 12 Jul 2014 19:22:37 GMT", "version": "v3" } ]
2014-07-15
[ [ "Ghasemkhani", "Masoumeh", "" ] ]
The photon self-energy of the noncommutative Schwinger model at two- and three-loop order is analyzed. It is shown that the mass spectrum of the model does not receive any correction from noncommutativity parameter ($\theta$) at these orders. Also it remains unchanged to all orders. The exact one-loop effective action ...
1903.12100
Christoph Adam
C. Adam, K. Oles, T. Romanczukiewicz, A. Wereszczynski
Spectral Walls in Soliton Collisions
latex, 5 pages, 3 figures; v2: version published in PRL
Phys. Rev. Lett. 122, 241601 (2019)
10.1103/PhysRevLett.122.241601
null
hep-th math-ph math.MP nlin.PS
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
During defect-antidefect scattering, bound modes frequently disappear into the continuous spectrum before the defects themselves collide. This leads to a structural, nonperturbative change in the spectrum of small excitations. Sometimes the effect can be seen as a hard wall from which the defect can bounce off. We sh...
[ { "created": "Thu, 28 Mar 2019 16:37:40 GMT", "version": "v1" }, { "created": "Mon, 24 Jun 2019 15:23:21 GMT", "version": "v2" } ]
2019-06-26
[ [ "Adam", "C.", "" ], [ "Oles", "K.", "" ], [ "Romanczukiewicz", "T.", "" ], [ "Wereszczynski", "A.", "" ] ]
During defect-antidefect scattering, bound modes frequently disappear into the continuous spectrum before the defects themselves collide. This leads to a structural, nonperturbative change in the spectrum of small excitations. Sometimes the effect can be seen as a hard wall from which the defect can bounce off. We show...
2211.09129
Atakan Hilmi F{\i}rat
Harold Erbin, Atakan Hilmi F{\i}rat
Characterizing 4-string contact interaction using machine learning
28+10 pages, 13 figures, 6 tables
JHEP04(2024)016
10.1007/JHEP04(2024)016
MIT-CTP/5494
hep-th cs.LG math.CV
http://creativecommons.org/licenses/by/4.0/
The geometry of 4-string contact interaction of closed string field theory is characterized using machine learning. We obtain Strebel quadratic differentials on 4-punctured spheres as a neural network by performing unsupervised learning with a custom-built loss function. This allows us to solve for local coordinates ...
[ { "created": "Wed, 16 Nov 2022 19:00:00 GMT", "version": "v1" } ]
2024-04-08
[ [ "Erbin", "Harold", "" ], [ "Fırat", "Atakan Hilmi", "" ] ]
The geometry of 4-string contact interaction of closed string field theory is characterized using machine learning. We obtain Strebel quadratic differentials on 4-punctured spheres as a neural network by performing unsupervised learning with a custom-built loss function. This allows us to solve for local coordinates an...
0712.0876
Marco Ghiotti
Marco Ghiotti
Gauge fixing and BRST formalism in non-Abelian gauge theories
Jan 2007. 146pp. Ph.D. Thesis (Advisor: L. von Smekal and A.G. Williams)
null
null
null
hep-th
null
In this Thesis we present a comprehensive study of perturbative and non-perturbative non-Abelian gauge theories in the light of gauge-fixing procedures, focusing our attention on the BRST formalism in Yang-Mills theory. We propose first a model to re-write the Faddeev-Popov quantisation method in terms of group-theor...
[ { "created": "Thu, 6 Dec 2007 05:36:59 GMT", "version": "v1" } ]
2007-12-07
[ [ "Ghiotti", "Marco", "" ] ]
In this Thesis we present a comprehensive study of perturbative and non-perturbative non-Abelian gauge theories in the light of gauge-fixing procedures, focusing our attention on the BRST formalism in Yang-Mills theory. We propose first a model to re-write the Faddeev-Popov quantisation method in terms of group-theoret...
1506.01847
David Tempo
Marc Henneaux, Alfredo Perez, David Tempo, Ricardo Troncoso
Hypersymmetry bounds and three-dimensional higher-spin black holes
26 pages
null
10.1007/JHEP08(2015)021
CECS-PHY-15/01
hep-th gr-qc
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We investigate the hypersymmetry bounds on the higher spin black hole parameters that follow from the asymptotic symmetry superalgebra in higher-spin anti-de Sitter gravity in three spacetime dimensions. We consider anti-de Sitter hypergravity for which the analysis is most transparent. This is a $osp(1\vert 4) \oplu...
[ { "created": "Fri, 5 Jun 2015 09:59:35 GMT", "version": "v1" } ]
2015-09-02
[ [ "Henneaux", "Marc", "" ], [ "Perez", "Alfredo", "" ], [ "Tempo", "David", "" ], [ "Troncoso", "Ricardo", "" ] ]
We investigate the hypersymmetry bounds on the higher spin black hole parameters that follow from the asymptotic symmetry superalgebra in higher-spin anti-de Sitter gravity in three spacetime dimensions. We consider anti-de Sitter hypergravity for which the analysis is most transparent. This is a $osp(1\vert 4) \oplus ...
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