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arxiv | Title: Differential Recursion and Differentially Algebraic Functions
Abstract: Moore introduced a class of real-valued "recursive" functions by analogy with Kleene's formulation of the standard recursive functions. While his concise definition inspired a new line of research on analog computation, it contains some tech... |
arxiv | Title: Spline Single-Index Prediction Model
Abstract: For the past two decades, single-index model, a special case of projection pursuit regression, has proven to be an efficient way of coping with the high dimensional problem in nonparametric regression. In this paper, based on weakly dependent sample, we investigate ... |
arxiv | Title: Measurement of the Aerosol Phase Function at the Pierre Auger Observatory
Abstract: Air fluorescence detectors measure the energy of ultra-high energy cosmic rays by collecting fluorescence light emitted from nitrogen molecules along the extensive air shower cascade. To ensure a reliable energy determination, ... |
arxiv | Title: The World as Evolving Information
Abstract: This paper discusses the benefits of describing the world as information, especially in the study of the evolution of life and cognition. Traditional studies encounter problems because it is difficult to describe life and cognition in terms of matter and energy, since ... |
arxiv | Title: Polymerization Force Driven Buckling of Microtubule Bundles Determines the Wavelength of Patterns Formed in Tubulin Solutions
Abstract: We present a model for the spontaneous formation of a striated pattern in polymerizing microtubule solutions. It describes the buckling of a single microtubule (MT) bundle wit... |
arxiv | Title: Neutron Inelastic Scattering Processes as Background for Double-Beta Decay Experiments
Abstract: We investigate several Pb$(n,n'\gamma$) and Ge$(n,n'\gamma$) reactions. We measure $\gamma$-ray production from Pb$(n,n'\gamma$) reactions that can be a significant background for double-beta decay experiments whic... |
arxiv | Title: Periodic accretion from a circumbinary disk in the young binary UZ Tau E
Abstract: Close pre-main-sequence binary stars are expected to clear central holes in their protoplanetary disks, but the extent to which material can flow from the circumbinary disk across the gap onto the individual circumstellar disks ha... |
arxiv | Title: Effect of node deleting on network structure
Abstract: The ever-increasing knowledge of the structure of various real-world networks has uncovered their complex multi-mechanism-governed evolution processes. Therefore, a better understanding of the structure and evolution of these networked complex systems requir... |
arxiv | Title: The Complexity of HCP in Digraps with Degree Bound Two
Abstract: The Hamiltonian cycle problem (HCP) in digraphs D with degree bound two is solved by two mappings in this paper. The first bijection is between an incidence matrix C_{nm} of simple digraph and an incidence matrix F of balanced bipartite undirected ... |
arxiv | Title: VLBI observations of nineteen GHz-Peaked-Spectrum radio sources at 1.6 GHz
Abstract: Aims and Methods: We present the results of VLBI observations of nineteen GHz-Peaked-Spectrum (GPS) radio sources at 1.6 GHz. Of them, 15 sources are selected from the Parkes Half Jansky (PHJ) sample (Snellen 2002), 4 others a... |
arxiv | Title: Moment switching in nanotube magnetic force probes
Abstract: A recent advance in improving the spatial resolution of magnetic force microscopy (MFM) uses as sensor tips carbon nanotubes grown at the apex of conventional silicon cantilever pyramids and coated with a thin ferromagnetic layer. Magnetic images of hi... |
arxiv | Title: Power Spectra to 1% Accuracy between Dynamical Dark Energy Cosmologies
Abstract: For dynamical dark energy cosmologies we carry out a series of N-body gravitational simulations, achieving percent level accuracy in the relative mass power spectra at any redshift. Such accuracy in the power spectrum is necessary f... |
arxiv | Title: Possibility of Gapless Spin Liquid State by One-dimensionalization
Abstract: Motivated by the observation of a gapless spin liquid state in $\kappa$-(BEDT-TTF)$_2$Cu$_2$(CN)$_3$, we analyze the anisotropic triangular lattice $S=1/2$ Heisenberg model with the resonating valence bond mean-field approximation. Payi... |
arxiv | Title: Extra dimensions and Lorentz invariance violation
Abstract: We consider effective model where photons interact with scalar field corresponding to conformal excitations of the internal space (geometrical moduli/gravexcitons). We demonstrate that this interaction results in a modified dispersion relation for photo... |
arxiv | Title: The small deviations of many-dimensional diffusion processes and rarefaction by boundaries
Abstract: We lead the algorithm of expansion of sojourn probability of many-dimensional diffusion processes in small domain. The principal member of this expansion defines normalizing coefficient for special limit theore... |
arxiv | Title: The Millennium Galaxy Catalogue: The local supermassive black hole mass function in early- and late-type galaxies
Abstract: We provide a new estimate of the local supermassive black hole mass function using (i) the empirical relation between supermassive black hole mass and the Sersic index of the host spheroi... |
arxiv | Title: Complete Shrinking Ricci Solitons have Finite Fundamental Group
Abstract: We show that if a complete Riemannian manifold supports a vector field such that the Ricci tensor plus the Lie derivative of the metric with respect to the vector field has a positive lower bound, then the fundamental group is finite. In p... |
arxiv | Title: Effects of Dirac sea on pion propagation in asymmetric nuclear matter
Abstract: We study pion propagation in asymmetric nuclear matter (ANM). One of the interesting consequences of pion propagation in ANM is the mode splitting for the different charged states of pions. First we describe the pion-nucleon dynamics... |
arxiv | Title: Spin-orbit coupling effect on the persistent currents in mesoscopic ring with an Anderson impurity
Abstract: Based on the finite $U$ slave boson method, we have investigated the effect of Rashba spin-orbit(SO) coupling on the persistent charge and spin currents in mesoscopic ring with an Anderson impurity. It ... |
arxiv | Title: Probability distributions generated by fractional diffusion equations
Abstract: Fractional calculus allows one to generalize the linear, one-dimensional, diffusion equation by replacing either the first time derivative or the second space derivative by a derivative of fractional order. The fundamental solutions ... |
arxiv | Title: Fabrication of half metallicity in a ferromagnetic metal
Abstract: We investigate the growth of half metallic phase in a ferromagnetic material using state-of-the-art full potential linearized augmented plane wave method. To address the issue, we have substituted Ti at the Ru-sites in SrRuO3, where SrRuO3 is a f... |
arxiv | Title: Emergence of spatiotemporal chaos driven by far-field breakup of spiral waves in the plankton ecological systems
Abstract: Alexander B. Medvinsky \emph{et al} [A. B. Medvinsky, I. A. Tikhonova, R. R. Aliev, B.-L. Li, Z.-S. Lin, and H. Malchow, Phys. Rev. E \textbf{64}, 021915 (2001)] and Marcus R. Garvie \emph... |
arxiv | Title: General sequential quantum cloning
Abstract: Some multipartite quantum states can be generated in a sequential manner which may be implemented by various physical setups like microwave and optical cavity QED, trapped ions, and quantum dots etc. We analyze the general N to M qubits Universal Quantum Cloning Machi... |
arxiv | Title: On the pseudospectrum of elliptic quadratic differential operators
Abstract: We study the pseudospectrum of a class of non-selfadjoint differential operators. Our work consists in a detailed study of the microlocal properties, which rule the spectral stability or instability phenomena appearing under small pertu... |
arxiv | Title: Fluctuation-dissipation relation on a Melde string in a turbulent flow, considerations on a "dynamical temperature"
Abstract: We report on measurements of the transverse fluctuations of a string in a turbulent air jet flow. Harmonic modes are excited by the fluctuating drag force, at different wave-numbers. Th... |
arxiv | Title: On generalized entropy measures and pathways
Abstract: Product probability property, known in the literature as statistical independence, is examined first. Then generalized entropies are introduced, all of which give generalizations to Shannon entropy. It is shown that the nature of the recursivity postulate au... |
arxiv | Title: Evolution of a band insulating phase from a correlated metallic phase
Abstract: We investigate the evolution of the electronic structure in SrRu_(1-x)Ti_xO_3 as a function of x using high resolution photoemission spectroscopy, where SrRuO3 is a weakly correlated metal and SrTiO3 is a band insulator. The surface ... |
arxiv | Title: Electroweak phase transitions in the MSSM with an extra $U(1)'$
Abstract: We investigate the possibility of electroweak phase transition in the minimal supersymmetric standard model (MSSM) with an extra $U(1)'$. This model has two Higgs doublets and a singlet, in addition to a singlet exotic quark superfield. We... |
arxiv | Title: Solutions of fractional reaction-diffusion equations in terms of the H-function
Abstract: This paper deals with the investigation of the solution of an unified fractional reaction-diffusion equation associated with the Caputo derivative as the time-derivative and Riesz-Feller fractional derivative as the space... |
arxiv | Title: Random Matrix Theory at Nonzero $\mu$ and $T$
Abstract: We review applications of random matrix theory to QCD at nonzero temperature and chemical potential. The chiral phase transition of QCD and QCD-like theories is discussed in terms of eigenvalues of the Dirac operator. We show that for QCD at $\mu \ne 0$, wh... |
arxiv | Title: Symmetries by base substitutions in the genetic code predict 2' or 3' aminoacylation of tRNAs
Abstract: This letter reports complete sets of two-fold symmetries between partitions of the universal genetic code. By substituting bases at each position of the codons according to a fixed rule, it happens that prop... |
arxiv | Title: The effect of a fifth large-scale space-time dimension on the conservation of energy in a four dimensional Universe
Abstract: The effect of introducing a fifth large-scale space-time dimension to the equations of orbital dynamics was analysed in an earlier paper by the authors. The results showed good agreemen... |
arxiv | Title: Optical properties of the Holstein-t-J model from dynamical mean-field theory
Abstract: We employ dynamical mean-field theory to study the optical conductivity $\sigma(\omega)$ of one hole in the Holstein-t-J model. We provide an exact solution for $\sigma(\omega)$ in the limit of infinite connectivity. We app... |
arxiv | Title: A Multiphilic Descriptor for Chemical Reactivity and Selectivity
Abstract: In line with the local philicity concept proposed by Chattaraj et al. (Chattaraj, P. K.; Maiti, B.; Sarkar, U. J. Phys. Chem. A. 2003, 107, 4973) and a dual descriptor derived by Toro-Labbe and coworkers (Morell, C.; Grand, A.; Toro-Labbe... |
arxiv | Title: Approximation of the distribution of a stationary Markov process with application to option pricing
Abstract: We build a sequence of empirical measures on the space D(R_+,R^d) of R^d-valued c\`adl\`ag functions on R_+ in order to approximate the law of a stationary R^d-valued Markov and Feller process (X_t). W... |
arxiv | Title: Influence of Phonon dimensionality on Electron Energy Relaxation
Abstract: We studied experimentally the role of phonon dimensionality on electron-phonon (e-p) interaction in thin copper wires evaporated either on suspended silicon nitride membranes or on bulk substrates, at sub-Kelvin temperatures. The power em... |
arxiv | Title: Bursting Dynamics of the 3D Euler Equations in Cylindrical Domains
Abstract: A class of three-dimensional initial data characterized by uniformly large vorticity is considered for the Euler equations of incompressible fluids. The fast singular oscillating limits of the Euler equations are studied for parametrica... |
arxiv | Title: Synergistic Effects of MoDTC and ZDTP on Frictional Behaviour of Tribofilms at the Nanometer Scale
Abstract: The layered structure and the rheological properties of anti-wear films, generated in a rolling/sliding contact from lubricants containing zinc dialkyldithiophosphate (ZDTP) and/or molybdenum dialkyldit... |
arxiv | Title: Lattice Boltzmann inverse kinetic approach for the incompressible Navier-Stokes equations
Abstract: In spite of the large number of papers appeared in the past which are devoted to the lattice Boltzmann (LB) methods, basic aspects of the theory still remain unchallenged. An unsolved theoretical issue is relate... |
arxiv | Title: Phonon-mediated decay of an atom in a surface-induced potential
Abstract: We study phonon-mediated transitions between translational levels of an atom in a surface-induced potential. We present a general master equation governing the dynamics of the translational states of the atom. In the framework of the Debye... |
arxiv | Title: Infrared Evolution Equations: Method and Applications
Abstract: It is a brief review on composing and solving Infrared Evolution Equations. They can be used in order to calculate amplitudes of high-energy reactions in different kinematic regions in the double-logarithmic approximation. |
arxiv | Title: Cofibrations in the Category of Frolicher Spaces. Part I
Abstract: Cofibrations are defined in the category of Fr\"olicher spaces by weakening the analog of the classical definition to enable smooth homotopy extensions to be more easily constructed, using flattened unit intervals. We later relate smooth cofibrat... |
arxiv | Title: Experimental observation of structural crossover in binary mixtures of colloidal hard spheres
Abstract: Using confocal-microscopy we investigate the structure of binary mixtures of colloidal hard spheres with size ratio q=0.61. As a function of the packing fraction of the two particle species, we observe a mar... |
arxiv | Title: The Blazar Spectral Sequence and GLAST
Abstract: The present status and understanding of the "spectral sequence" of blazars is discussed in the perspective of the upcoming GLAST launch. The vast improvement in sensitivity will allow to i) determine more objectively the "average" gamma-ray properties of classes o... |
arxiv | Title: A High Robustness and Low Cost Model for Cascading Failures
Abstract: We study numerically the cascading failure problem by using artificially created scale-free networks and the real network structure of the power grid. The capacity for a vertex is assigned as a monotonically increasing function of the load (or... |
arxiv | Title: Diffuse X-ray Emission from the Carina Nebula Observed with Suzaku
Abstract: A number of giant HII regions are associated with soft diffuse X-ray emission. Among these, the Carina nebula possesses the brightest soft diffuse emission. The required plasma temperature and thermal energy can be produced by collision... |
arxiv | Title: Resolvent estimates related with a class of dispersive equations
Abstract: We present a simple proof of the resolvent estimates of elliptic Fourier multipliers on the Euclidean space, and apply them to the analysis of time-global and spatially-local smoothing estimates of a class of dispersive equations. For thi... |
arxiv | Title: What can emission lines tell us?
Abstract: 1 Generalities 2 Empirical diagnostics based on emission lines 3 Photoionization modelling 4 Pending questions 5 Appendix: Lists of useful lines and how to deal with them |
arxiv | Title: The Colin de Verdi\`ere number and graphs of polytopes
Abstract: The Colin de Verdi\`ere number $\mu(G)$ of a graph $G$ is the maximum corank of a Colin de Verdi\`ere matrix for $G$ (that is, of a Schr\"odinger operator on $G$ with a single negative eigenvalue). In 2001, Lov\'asz gave a construction that associa... |
arxiv | Title: Visible spectroscopic and photometric survey of Jupiter Trojans: final results on dynamical families
Abstract: We present the results of a visible spectroscopic and photometric survey of Jupiter Trojans belonging to different dynamical families carried out at the ESO-NTT telescope. We obtained data on 47 objec... |
arxiv | Title: FIRST-based survey of Compact Steep Spectrum sources, V. Milliarcsecond-scale morphology of CSS objects
Abstract: Multifrequency VLBA observations of the final group of ten objects in a sample of FIRST-based compact steep spectrum (CSS) sources are presented. The sample was selected to investigate whether obje... |
arxiv | Title: Investigation of relaxation phenomena in high-temperature superconductors HoBa2Cu3O7-d at the action of pulsed magnetic fields
Abstract: It is used the mechanical method of Abrikosov vortex stimulated dynamics investigation in superconductors. With its help it was studied relaxation phenomena in vortex matter ... |
arxiv | Title: Spin and pseudospin symmetries and the equivalent spectra of relativistic spin-1/2 and spin-0 particles
Abstract: We show that the conditions which originate the spin and pseudospin symmetries in the Dirac equation are the same that produce equivalent energy spectra of relativistic spin-1/2 and spin-0 particle... |
arxiv | Title: General asymptotic solutions of the Einstein equations and phase transitions in quantum gravity
Abstract: We discuss generic properties of classical and quantum theories of gravity with a scalar field which are revealed at the vicinity of the cosmological singularity. When the potential of the scalar field is ... |
arxiv | Title: Trigonometric parallaxes of high velocity halo white dwarf candidates
Abstract: The status of 38 halo white dwarf candidates identified by Oppenheimer et al. (2001) has been intensively discussed by various authors. In analyses undertaken to date, trigonometric parallaxes are crucial missing data. Distance measu... |
arxiv | Title: AMR simulations of the low T/|W| bar-mode instability of neutron stars
Abstract: It has been recently argued through numerical work that rotating stars with a high degree of differential rotation are dynamically unstable against bar-mode deformation, even for values of the ratio of rotational kinetic energy to g... |
arxiv | Title: Evolutionary games on minimally structured populations
Abstract: Population structure induced by both spatial embedding and more general networks of interaction, such as model social networks, have been shown to have a fundamental effect on the dynamics and outcome of evolutionary games. These effects have, howe... |
arxiv | Title: Flavor Physics in SUSY at large tan(beta)
Abstract: We discuss the phenomenological impact of a particularly interesting corner of the MSSM: the large tan(beta) regime. The capabilities of leptonic and hadronic Flavor Violating processes in shedding light on physics beyond the Standard Model are reviewed. Moreov... |
arxiv | Title: Some properties of the complex Monge-Ampere operator in Cegrell's classes and applications
Abstract: In this article we will first prove a result about convergence in capacity. Using the achieved result we will obtain a general decompositon theorem for complex Monge-Ampere measues which will be used to prove a... |
arxiv | Title: Torsional oscillations of longitudinally inhomogeneous coronal loops
Abstract: We explore the effect of an inhomogeneous mass density field on frequencies and wave profiles of torsional Alfven oscillations in solar coronal loops. Dispersion relations for torsional oscillations are derived analytically in limits ... |
arxiv | Title: Pseudo-random Puncturing: A Technique to Lower the Error Floor of Turbo Codes
Abstract: It has been observed that particular rate-1/2 partially systematic parallel concatenated convolutional codes (PCCCs) can achieve a lower error floor than that of their rate-1/3 parent codes. Nevertheless, good puncturing pa... |
arxiv | Title: The Arctic Circle Revisited
Abstract: The problem of limit shapes in the six-vertex model with domain wall boundary conditions is addressed by considering a specially tailored bulk correlation function, the emptiness formation probability. A closed expression of this correlation function is given, both in terms ... |
arxiv | Title: Time and motion in physics: the Reciprocity Principle, relativistic invariance of the lengths of rulers and time dilatation
Abstract: Ponderable objects moving in free space according to Newton's First Law constitute both rulers and clocks when one such object is viewed from the rest frame of another. Together... |
arxiv | Title: B --> rho K* decays and other rare vector-vector modes
Abstract: The recent analyses of the following rare vector-vector decays of the B meson are presented: rho K*, omega K*, omega rho, omega omega, and omega phi charmless final states. The latest results indicate that the fraction of longitudinal polarization ... |
arxiv | Title: Extending the theory of phonon-mediated superconductivity in quasi-2D
Abstract: I present results from an extended Migdal-Eliashberg theory of electron-phonon interactions and superconductivity. The history of the electron-phonon problem is introduced, and then study of the intermediate parameter regime is justi... |
arxiv | Title: Generalized Nariai Solutions for Yang-type Monopoles
Abstract: A detailed study of the geometries that emerge by a gravitating generalized Yang monopole in even dimensions is carried out. In particular, those which present black hole and cosmological horizons. This two-horizon system is thermally unstable. The p... |
arxiv | Title: Instanton representation of Plebanski gravity. Consistency of the initital value constraints under time evolution
Abstract: The instanton representation of Plebanski gravity provides as equations of motion a Hodge self-duality condition and a set of `generalized' Maxwell's equations, subject to gravitational d... |
arxiv | Title: Metal-insulator transition in the low-dimensional organic conductor (TMTSF)2FSO3 probed by infrared microspectroscopy
Abstract: We present measurements of the infrared response of the quasi-one-dimensional organic conductor (TMTSF)2$SO3 along (E||a) and perpendicular (E||b') to the stacking axis as a function ... |
arxiv | Title: The effect of Topcolor Assisted Technicolor, and other models, on Neutrino Oscillation
Abstract: New physics beyond the Standard Model can lead to extra matter effects on neutrino oscillation if the new interactions distinguish among the three flavors of neutrino. In Ref.1, we argued that a long-baseline neutr... |
arxiv | Title: Shaped angular dependence of the spin transfer torque and microwave generation without magnetic field
Abstract: The generation of oscillations in the microwave frequency range is one of the most important applications expected from spintronics devices exploiting the spin transfer phenomenon. We report transpor... |
arxiv | Title: Dark energy interacting with neutrinos and dark matter: a phenomenological theory
Abstract: A model for a flat homogeneous and isotropic Universe composed of dark energy, dark matter, neutrinos, radiation and baryons is analyzed. The fields of dark matter and neutrinos are supposed to interact with the dark en... |
arxiv | Title: Levy-Lieb constrained-search formulation as a minimization of the correlation functional
Abstract: The constrained-search formulation of Levy and Lieb, which formally defines the exact Hohenberg-Kohn functional for any N-representable electron density, is here shown to be equivalent to the minimization of the ... |
arxiv | Title: Reality of linear and angular momentum expectation values in bound states
Abstract: In quantum mechanics textbooks the momentum operator is defined in the Cartesian coordinates and rarely the form of the momentum operator in spherical polar coordinates is discussed. Consequently one always generalizes the Cart... |
arxiv | Title: Gravity-induced electric polarization of matter and planetary magnetic fields
Abstract: This paper has been withdrawn due to copyright reasons. |
arxiv | Title: Rich methane premixed laminar flames doped by light unsaturated hydrocarbons - Part I : allene and propyne
Abstract: The structure of three laminar premixed rich flames has been investigated: a pure methane flame and two methane flames doped by allene and propyne, respectively. The gases of the three flames co... |
arxiv | Title: Environmental noise reduction for holonomic quantum gates
Abstract: We study the performance of holonomic quantum gates, driven by lasers, under the effect of a dissipative environment modeled as a thermal bath of oscillators. We show how to enhance the performance of the gates by suitable choice of the loop in ... |
arxiv | Title: The lifetime of unstable particles in electromagnetic fields
Abstract: We show that the electromagnetic moments of unstable particles (resonances) have an absorptive contribution which quantifies the change of the particle's lifetime in an external electromagnetic field. To give an example we compute here the im... |
arxiv | Title: An equilibrium problem for the limiting eigenvalue distribution of banded Toeplitz matrices
Abstract: We study the limiting eigenvalue distribution of $n\times n$ banded Toeplitz matrices as $n\to \infty$. From classical results of Schmidt-Spitzer and Hirschman it is known that the eigenvalues accumulate on a ... |
arxiv | Title: Capturing knots in polymers
Abstract: This paper visualizes a knot reduction algorithm |
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