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200 | suppose that you have an abstract for a scientific paper it is now widely accepted that dense filaments of molecular gas are integral to the process of stellar birth and potential star a forming cores often appear embedded within these filaments a although numerical simulations have largely succeeded in reproducing fil... | a 2014 a hitachi a it al a a 2014 and other references therein a a |
201 | suppose that you have an abstract for a scientific paper we present the results of a new calculation of the photodisintegration of ultrahigh energy cosmic a ray a her a nuclei in intergalactic space a the critical interactions for energy loss and photodisintegration of her nuclei occur with photons of the 2.73 a cosmic... | a we will refer to such cosmic rays of total energies above of eve as ultrahigh energy cosmic rays a her a a in the more conventional scenario a users are charged particles which must be accelerated to ultrahigh energies by electromagnetic processes at extragalactic sites a both because there are no known sites in our ... |
202 | suppose that you have an abstract for a scientific paper quantum systems out of equilibrium are now a subject of intensive research both in theoretical and experimental physics a in this paper we study periodically modulated quantum systems which are in contact with a stationary environment a within the framework of si... | the creation of designated pure and highly entangled states of many a body quantum systems by using specially designed dissipative operators a has promoted dissipation to the same level of importance as the underlying unitary dynamics a the use of time a periodic modulations constitutes another channel to impact states... |
203 | suppose that you have an abstract for a scientific paper the point sets of all known optimal rectilinear drawings of share an unmistakable clustering property a the so called a 3decomposability-. it is widely believed that the underlying point sets of all optimal rectilinear drawings of are a we give a lower bound for ... | we also say that the underlying rectilinear drawing of is. a possible choice of a and for the example in figure a fig a figure a is illustrated in figure a fig a figure a a a it a a pm 0.5 pm it is widely believed that all optimal rectilinear drawings of are a |
204 | suppose that you have an abstract for a scientific paper we have directly measured the energy threshold and efficiency for bubble nucleation from iodine recoils in a cf bubble chamber in the energy range of interest for a dark matter search a these interactions can not be probed by standard neutron calibration methods ... | a a measured scattering angle corresponds to a different recoil energy depending on which nucleus is involved in the interaction a in this paper a we will refer to iodine equivalent recoil energy a a as the energy given to an iodine nucleus for a given pion scattering angle a for a pion beam a approximately of the rate... |
205 | suppose that you have an abstract for a scientific paper we have calculated the nonlinear current of a number of single band a a wave electron a phonon superconductors a among issues considered were those of dimensionality a strong electron a phonon coupling a impurities a and comparison with bus a for the case of two ... | one prediction was that an anisotropy should exist in the nonlinear current as a function of the direction of the superfluid velocity relative to the position of the node a this would be reflected in an anisotropy of a term in the inverse penetration depth which is linear in the magnetic field a |
206 | suppose that you have an abstract for a scientific paper three disjoint rays in form a borromean rays a provided their union is knotted a but the union of any two components is knotted a we construct infinitely many borromean rays a uncountable many of which are pairwise equivalent a we obtain uncountable many borromea... | fox and martin discovered the first knotted ray excite a the boundary of a closed regular neighbourhood of any knotted ray is a knotted hyperplane a for a |
207 | suppose that you have an abstract for a scientific paper based on a recent formulation of the of a photonic crystal fiber we provide numerically based empirical expressions for this quantity only dependent on the two structural parameters the air hole diameter and the hole a to a hole center spacing a based on the uniq... | the aim of this work is to provide a set of numerically based empirical expressions describing the basic properties such as cutoff and mode a field radius of a pc based on the fundamental geometrical parameters only a we consider the fiber structure first studied by knight a |
208 | suppose that you have an abstract for a scientific paper nearest neighbour with the dynamic time warping a dow a distance is one of the most effective classifiers on time series domain a since the global constraint has been introduced in speech community a many global constraint models have been proposed including sake... | though the euclidean distance is commonly used to measure the dissimilarity between two time series a it has been shown that dow distance is more appropriate and produces more accurate results a sake a chiba band a a a a band a excite originally speeds up the dow calculation and later has been introduced to be used as ... |
209 | suppose that you have an abstract for a scientific paper for random matrices with tree a like structure there exists a recursive relation for the local green functions whose solution permits to find directly many important quantities in the limit of infinite matrix dimensions a the purpose of this note is to investigat... | tree is a graph where any pair of vertices is connected by only one path without repeating vertices a vertices are labeled by integers a if a symmetric a or herminia a matrix is such that its entries a a are non a zero if and only if vertices and are connected on a given tree a then the matrix is said to be associated ... |
210 | suppose that you have an abstract for a scientific paper spin and chirality orderings of the three a dimensional heisenberg spin glass under magnetic fields are studied by large a scale equilibrium monte carlo simulations a it is found that the chiral a glass transition and the chiral a glass ordered state a which are ... | if one tries to understand real experimental so ordering a one has to remember that many of real so materials are more or less heisenberg a like rather than using a in the sense that the random magnetic anisotropy is considerably weaker than the isotropic exchange interaction a for example a in widely studied canonical... |
211 | suppose that you have an abstract for a scientific paper we present a method for rejecting competing models from noisy time a course data that does not rely on parameter inference a first we characterize ordinary differential equation models in only measurable variables using differential algebra elimination a next we ... | however many of these approaches are limited to comparing the behavior of models at steady a state excite a inspired by techniques commonly used in applied algebraic geometry excite and algebraic statistics excite a methods for discriminating between models without estimating parameters has been developed for steady a ... |
212 | suppose that you have an abstract for a scientific paper using a high resolution hydrodynamical cosmological simulation of the formation of a massive spheroidal galaxy we show that elliptical galaxies can be very compact and massive at high redshift in agreement with recent observations a accretion of stripped in a fal... | their effective stellar mass densities are at least one order of magnitude higher excite with significantly higher surface brightnesses compared to their low redshift analogs a these observations are difficult to reconcile with some current idealized formation scenarios for elliptical galaxies a |
213 | suppose that you have an abstract for a scientific paper the reaction was measured at the mainz microtron miami at an invariant mass of and four a momentum transfers of a and a for each value of a a rosenbluth separation of the transverse and longitudinal cross sections was performed a an effective lagrangian model was... | the axial form factor is then extracted by fitting the -dependence of the a antineutrino a nucleon cross section a in which is contained in the bilinear forms a and of the relevant form factors and is assumed to be the only unknown quantity a it can be parametrised in terms of an a axial mass a as a as extracted from a... |
214 | suppose that you have an abstract for a scientific paper previous studies have shown that a wise--selected hyperluminous a hot dust a obscured galaxies a hot dogs a are powered by highly dust a obscured a possibly compton a thick ages a high obscuration provides us a good chance to study the host morphology of the most... | galaxy mergers have been proposed to funnel gas into the center of galaxies a leading to a central starburst and rapid growth of a such excite a one promising approach to investigate the merger a driven co a evolution scenario is to study the merger features in an host galaxies a however a previous studies have produce... |
215 | suppose that you have an abstract for a scientific paper adequate description of electro and gamma nuclear physics is of utmost importance in studies of electron beam a dumps and intense electron beam accelerators a i also is mandatory to describe neutron backgrounds and activation in linear colliders a this physics wa... | currently of nuclei are used in defining the parametrization a a a a a a a a a a a cd a in a pm a and us the result is a function of and a where is the incident photon energy a the cross a section is the sum of the components which parametrize each energy region a |
216 | suppose that you have an abstract for a scientific paper the attenuation of heavy a favored particles in nucleus nucleus collisions tests the microscopic dynamics of medium a induced parton energy loss and a in particular a its expected dependence on the identity a color charge and mass a of the parent parton a we disc... | in addition a charm and beauty quarks are qualitatively different probes with respect to light parsons a since their energy loss is expected to be reduced a as a consequence of a mass a dependent restriction in the phase a space into which gluon radiation can occur excite a we study quenching effects for heavy quarks b... |
217 | suppose that you have an abstract for a scientific paper monte carlo simulations using the newly proposed wang a landau algorithm together with the broad histogram relation are performed to study the antiferromagnetic six a state clock model on the triangular lattice a which is fully frustrated a we confirm the existen... | another debated issue is whether the universality class of the chiral ordering belongs to the using universality class or not excite a the system has a corresponding physical realization on a planar arrays of coupled josephson junctions in a transverse magnetic field excite and despotic liquid crystals excite a as a cd... |
218 | suppose that you have an abstract for a scientific paper we show how the standard a server a vervet a splitting method for differential equations of hamiltonian mechanics a with accuracy of order for a timestamp of length a can be improved in a systematic manner without using the composition method a we give the explic... | one may then use the campbell a baker a hausdorff formula to approximate the flow generated by a one obtains the strong splitting formula excite +,a a which shows that time stepping this expression with a timestamp provides an approximation with relative accuracy of order a exactly preserving the symplectic property of... |
219 | suppose that you have an abstract for a scientific paper single photon sources based on semiconductor quantum dots offer distinct advantages for quantum information a including a scalable solid a state platform a ultrabrightness a and interconnectivity with matter quits a a key prerequisite for their use in optical qua... | the coherence time fitted a using the corrected eqn.1 a from ref. a from the cd of spectra at is closest to being radiative lifetime limited a/=0.936 a a where is the exciton lifetime which is measured separately to be of 39010ps using time a resolved pulsed of a this is consistent with the prediction that the pure a s... |
220 | suppose that you have an abstract for a scientific paper we propose a technique to prepare coherent superpositions of two nondegenerate quantum states in a three a state ladder system a driven by two simultaneous fields near resonance with an intermediate state a the technique a of potential application to enhancement ... | numerous authors have noted that nonlinear optical processes a edge resonantly enhanced frequency mixing in atomic vapours a can be significantly improved excite by preparing the nonlinear optical medium in a coherent superposition of nondegenerate quantum states a whereas numerous techniques exist to prepare coherent ... |
221 | suppose that you have an abstract for a scientific paper we present a theoretical analysis of contraband optical transitions from the intermediate pseudo a band of confined states to the conduction band in a finite a inhomogeneous stack of self a assembled semiconductor quantum dots a the chain is modelled with an effe... | a width=321 a we model the confined electron states as superpositions of the ground states confined in the individual dots a where numbers the dots a a for simplicity a we assume that each of these single dot states has an identical wave function a where is the position of the dot a we assume that the dots are stacked ... |
222 | suppose that you have an abstract for a scientific paper in this paper a we consider phenomenology of a model with an gauge symmetry a since the muon couples to the gauge boson a called boson a a its contribution to the muon anomalous magnetic moment a muon get a can account for the discrepancy between the standard mod... | so far a no explicit evidence of physics beyond the so has been reported from the lac a several groups a however a have reported an anomaly of the muon anomalous magnetic moment a muon get a a which has been precisely measured experimentally excite and compared with state a of a the a art theoretical predictions a for ... |
223 | suppose that you have an abstract for a scientific paper a smooth five a dimensional -cobordism becomes a smooth product if stabilized by a finite number of $ a a a we show that for amenable fundamental groups a the minimal is subextensive in covers a item a a we focus on the notion of sweepout width a which is a bridg... | it is tempting to guess that good groups can be extended to all amenable groups a but this is not presently known a though the question of any classification up to diffeomorphism seems completely intractable at this point a it was noticed by quinn excite in the 1970 a that these subtleties disappear under stabilization... |
224 | suppose that you have an abstract for a scientific paper we report a detailed nuclear magnetic resonance a nor a study by combined and measurements over a broad range of doping to map the phase diagram of nafe a in the underdone regime a 0.017 a a we find a magnetic phase with robust antiferromagnetic a am a order a wh... | the competition between antiferromagnetism and superconductivity forms the basis for the majority of the observed phenomena and for several classes of materials the debate can be phrased in terms of the extent to which phase separation is the outcome a the stripe phase a which has been the object of heated research int... |
225 | suppose that you have an abstract for a scientific paper the basic ideas underlying the production dynamics and search techniques for disoriented chiral condensate are described a a and you have already written the first three sentences of the full article these notes are an abbreviated version of lectures given at the... | the second topic is a discussion of the phenomenological techniques which may be applied to data in order to experimentally search for the existence of dec a two other topics were discussed in the lectures but will not be mentioned in these notes other than in this introduction a |
226 | suppose that you have an abstract for a scientific paper several high a performance lab instruments suitable for manual assembly have been developed using low a pin a count 32-bit microcontrollers that communicate with an android tablet via a us interface a a single android tablet app accommodates multiple interface ne... | these instruments are suitable for construction by students with some experience in soldering small chips a and are programmed using standard a code that can easily be modified a this offers both flexibility and educational opportunities a |
227 | suppose that you have an abstract for a scientific paper we study the entanglement dynamics of two quits a each of which is embedded into its local amplitude a damping reservoir a and the entanglement distribution among all the bipartite subsystems including quit a quit a quit a reservoir a and reservoir a reservoir a ... | for example a it was found that the entanglement of quits under the markova coherence can be terminated in a finite time despite the coherence of single quit losing in an asymptotic manner excite a the phenomenon called as entanglement sudden death a esd a excite has been observed experimentally excite a |
228 | suppose that you have an abstract for a scientific paper the rosette hhd jet is a collimated flow immersed in the strong us radiation field of the rosette nebula a we investigate the physical properties of the rosette hhd jet using high a quality narrow a band images and high a dispersion spectroscopy a the new images ... | recently a two such photoionized jet systems a the rosette hhd and hhd jets a were discovered within the central cavity of the rosette nebula excite a the rosette nebula is a spectacular region excavated by strong stellar winds from dozens of of stars at the center of the young open cluster not 2244 a the primary compo... |
229 | suppose that you have an abstract for a scientific paper we report a detection of the excited rotational transition of para in pm 08279 a 5255 using the iraq plateau de sure interferometer a at a this is the highest a redshift detection of interstellar water to date a from log modelling a we conclude that this transiti... | for example a excite have recently reported a detection of water in j090302 a 014127b a sdp.17b a at a one of the exciting recent results from wifi excite is the detection of widespread absorption in the fundamental rotational transition of hydrogen fluoride toward galactic sources excite a |
230 | suppose that you have an abstract for a scientific paper a huge amount of entropy is produced at places where fresh water and seawater mix a for example at river mouths a this mixing process is a potentially enormous source of sustainable energy a provided it is harnessed properly a for instance by a cyclic charging an... | it is estimated that the combined power from all large estuaries in the world could take care of approximately 20% of today a worldwide energy demand excite a extracting or storing this energy is therefore a potentially serious option that our fossil a fuel burning society may have to embrace in order to become sustain... |
231 | suppose that you have an abstract for a scientific paper using molecular dynamics based on angevin equations with a coordinate and velocity a dependent damping coefficient a we study the frictional properties of a thin layer of of soft of lubricant a where the interaction within the lubricant is weaker than the lubrica... | a thin lubricant film a when its thickness is lower than about six molecular layers a typically solidifies even if the conditions a temperature and pressure a are those corresponding to the bulk liquid state a as a result a the static friction force is nonzero a a and the system exhibits stick a slip motion a when the ... |
232 | suppose that you have an abstract for a scientific paper we consider in this paper blow a up solutions of the semilinear wave equation in one space dimension a with an exponential source term a assuming that initial data are in or some times in a we derive the blow a up rate near a non a characteristic point in the sma... | for that reason a we call it a blow a up solution a the existence of blow a up solutions is guaranteed by ode techniques and the finite speed of propagation a |
233 | suppose that you have an abstract for a scientific paper generalized vorobev a yablonski polynomials have been introduced by carson and mansfield in their study of rational solutions of the second painted hierarchy a we present new handel determinant identities for the squares of these special polynomials in terms of s... | excite a a the scour polynomial a a in the variable associated to the partition with is determined by the jacobi a trudy determinant a a judi a a a a a a a a a k=1^ a a a here a for is defined by the generating series a def a a |
234 | suppose that you have an abstract for a scientific paper we consider a gaussian sequence space model where has a diagonal covariance matrix a we consider the situation where the parameter vector is sparse a our goal is to estimate the unknown parameter by a model selection approach a the heterogeneous case is much more... | model selection is a core problem in statistics a one of the main reference in the field dates back to the air criterion excite a but there has been a huge amount of papers on this subject a edge a excite a a |
235 | suppose that you have an abstract for a scientific paper data obtained during five months of 2001 with the gravitational wave a go a detectors explorer and nautilus were studied in correlation with the gamma ray burst data a grab a obtained with the bepposax satellite a during this period bepposax was the only grab sat... | thanks to the bepposax satellite excite a afterglow emission at lower wavelengths has been discovered excite and we now know that at least long a a grab a are at cosmological distances a with measured red shifts up to 4.5 a see a edge a review by djorgovski excite and references therein a a among the possible explanati... |
236 | suppose that you have an abstract for a scientific paper a simple mathematical definition of the report model for pure prolong is given a the model combines the intuition of ports with a compact representation of execution state a forward and backward derivation steps are possible a the model satisfies a modularity cla... | our approach is to define ports by virtue of their effect a as a port transitions a port transition relates two a |
237 | suppose that you have an abstract for a scientific paper we present an analysis of the behaviour of the a coarse a grained a a a mesoscopic a a rank partitioning of the mean energy of collections of particles composing serialized dark matter halos in a -cdm cosmological simulation a we find evidence that rank preservat... | kandrup and collaborators excite argued on the existence of a mesoscopic constraints a of pure gravitational origin in systems relaxing towards visualization a hereon a the a kandrup effect a a a these constraints were inferred from the general preservation of the a coarse a grained a partitioning of the ranked energy ... |
238 | suppose that you have an abstract for a scientific paper the prediction of cross sections for nuclei far off stability is crucial in the field of nuclear astrophysics a in recent calculations the nuclear level density as an important ingredient to the statistical model a hauler a meshach a has shown the highest uncerta... | they have intrinsically a high density of excited states a a high level density in the compound nucleus at the appropriate excitation energy allows to make use of the statistical model approach for compound nuclear reactions a edge excite a a which averages over resonances a in this paper a we want to present new resul... |
239 | suppose that you have an abstract for a scientific paper we introduce and solve a model which considers two coupled networks growing simultaneously a the dynamics of the networks is governed by the new arrival of network elements a nodes a making preferential attachments to are a existing nodes in both networks a the m... | knowledge of how many times their publications are cited can be seen as good feedback for the authors a which brings about an unspoken demand for the statistical analysis of citation data a one of the impressive empirical studies on citation distribution of scientific publications excite showed that the distribution is... |
240 | suppose that you have an abstract for a scientific paper we present optical spectroscopic identifications of hard a a ray a a a of key a selected sources belonging to the hellas sample obtained with a bepposax a down to a a a of key flux limit of erg s a the sample consists of 118 sources a of sources have been identif... | the evolution of agni has been well measured a see edge della ceca it al a 1992 a boyle it al a 2000 a miami a singer a a schmidt 2000 a a on the contrary the production of samples of agni has been difficult at any wavelength and limited to few local surveys a |
241 | suppose that you have an abstract for a scientific paper we develop the notion of shower parsons and determine their distributions in jets in the framework of the recombination model a the shower parton distributions obtained render a good fit of the fragmentation functions a we then illustrate the usefulness of the di... | it is the recombination of parsons that is shown to be the more appropriate harmonization process a especially when the soft parsons are involved a although at extremely high fragmentation is still dominant a it is desirable to have a universal description that can be applied to any a based on the same harmonization sc... |
242 | suppose that you have an abstract for a scientific paper the explosive transition of a massive neutron star to a quark star a the quark a nova a in a releases in excess of erg in kinetic energy which can drastically impact the surrounding environment of the in a a in is triggered when a neutron star gains enough mass t... | when occurring in binaries a quark a novae a one a have the potential to transform our view of binary evolution and has serious implications to both high a energy astrophysics and cosmology a after a description of the in and its energetics in section a a we briefly review two cases of one in binaries a the first case ... |
243 | suppose that you have an abstract for a scientific paper we present low a state due spectroscopy of the rosa a discovered polar rxj1313.2 a the sep spectrum displays a broad absorption profile a which can be fitted with a two a temperature model of a white dwarf of with a hot spot of which covers of the white dwarf sur... | is known about the temperatures of the accreting white dwarfs in these systems a the main reasons for this scarcity are twofold a |
244 | suppose that you have an abstract for a scientific paper we performed a switzer a infrared spectrograph mapping observations covering nearly the entire extent of the cassiopeia a supernova remnant a sir a a producing mid a infrared a 5.5 a of a a spectra every 5 a 10 a gas lines of a a be a of a is a a and be a and dus... | 2003 a not a predicted the formation of a significant quantity of dust a a in the ejecta of type ii one a and the predicted dust mass is believed to be sufficient to account for the quantity of dust observed at high redshifts a mailing it al a 2006 a mike it al a |
245 | suppose that you have an abstract for a scientific paper we show that non a locality of quantum mechanics can not lead to superluminal transmission of information a even if most general local operations are allowed a as long as they are linear and trace preserving a in particular a any quantum mechanical approximate cl... | our scenario throughout the paper for the attempt to transmit information with superluminal speed is the well a known entanglement a based communication scheme a the idea is the following a two space a like separated parties a say alice and bob a share an entangled state of a pair of two a dimensional quantum systems a... |
246 | suppose that you have an abstract for a scientific paper in this introductory talk we will establish connections between the statistical analysis of galaxy clustering in cosmology and recent work in mainstream spatial statistics a the lecture will review the methods of spatial statistics used by both sets of scholars a... | there is a reason for that the rapid increase of the amount and quality of the available observational data on the galaxy distribution a also on clusters of galaxies and quasars a and on the temperature fluctuations of the microwave background radiation a these are the two fossils of the early universe on which cosmolo... |
247 | suppose that you have an abstract for a scientific paper we show that exclusive double a diffractive highs production a a followed by the decay a could play an important role in identifying a a light a highs boson at the lac a provided that the forward outgoing protons are tagged a we predict the cross sections for the... | there is no obvious perfect detection process a but rather a range of possibilities a none of which is compelling on its own a some of the processes are listed in table a a together with the predicted event rates for the integrated luminosity of of fb expected over the first two or three year period of lac running a |
248 | suppose that you have an abstract for a scientific paper in this work a we propose a new local optimization method to solve a class of nonconvex semidefinite programming a sep a problems a the basic idea is to approximate the feasible set of the nonconvex sep problem by inner positive semidefinite convex approximations... | many attempts have been done to solve these problems by employing convex semidefinite programming a in particular a optimization with linear matrix inequality a lei a constraints a techniques excite a the methods developed in those papers are based on augmented lagrangian functions a generalized sequential semidefinite... |
249 | suppose that you have an abstract for a scientific paper it is shown using numerical simulations that flow patterns around an obstacle potential moving in a superfluid exhibit hysteresis a in a certain velocity region a there is a disability between stationary laminar flow and periodic vortex shedding a the disability ... | the transitions between laminar flow and vortex shedding states occur in a hysteresis manner as a function of the reynolds number a it is known that the taylor |
250 | suppose that you have an abstract for a scientific paper in this article a we study the new a a tensor model previously derived from onsager a molecular theory by han a it al a a a a arch a rational mech a anal a a a 215.3 a 2014 a a up a 741 a 809 a for static liquid crystal modelling a taking density and a a tensor a... | a the order parameters should be discretely representable with reasonable dimensions while keeping the energy functional well a posed a concise a and efficient a the classical models for static liquid crystals can be classified into three scales a molecular models a tensor models a and vector models a |
251 | suppose that you have an abstract for a scientific paper an extensive search for distant giant radio galaxies on the southern hemisphere is justified a we emphasize the crucial role of optical spectroscopy in determination of their basic physical parameters a item the distance a projected linear size a volume of their ... | pc compact steep spectrum a ass a a pc normal a size sources a up to greater than a pc |
252 | suppose that you have an abstract for a scientific paper we obtain the nuclear proximity potential by using semiclassical extended thomas fermi a etc a approach in skype energy density formalism a self a a and use it in the extended -summed wong formula under frozen density approximation a this method has the advantage... | the repulsive core changes the shape of the inner part of the potential in terms of a thicker barrier a reduced curvature a and shallower pocket a here a deformations are included up to hexadecapole a a and the orientation degrees of freedom is integrated over all the allowed values in the same plane a the dynamical cl... |
253 | suppose that you have an abstract for a scientific paper we study non a adiabatic charge pumping through single a level quantum dots taking into account coulomb interactions a we show how a truncated set of equations of motion can be propagated in time by means of an auxiliary a mode expansion a this formalism is capab... | early theoretical investigations where devoted to the adiabatic pumping regime within the single a particle approximation excite a this is well justified for experiments with open ads a where interaction effects are believed to be weak excite and the typical pumping parameters are slow with respect the characteristic t... |
254 | suppose that you have an abstract for a scientific paper a case study in bifurcation and stability analysis is presented a in which reduced dynamical system modelling yields substantial new global and predictive information about the behaviour of a complex system a the first smooth pathway a free of pathological and pe... | flow energetics that is complementary to direct numerical simulation and can guide experimental design a reduced dynamical models are powerful tools for describing and analysing complex systems such as turbulent plasmas and fluids a primarily because they are supported by well a developed mathematics that gives qualita... |
255 | suppose that you have an abstract for a scientific paper we present long monte carlo simulations of a simple model of biological macroevolution in which births a deaths a and mutational changes in the genome take place at the level of individual organisms a the model displays punctuated equilibrium and flicker noise wi... | one such model was recently introduced by hall a christensen a and coworkers excite a to enable very long monte carlo a my a simulations of the evolutionary behavior a we have developed a simplified version of this model a for which we here present preliminary results a |
256 | suppose that you have an abstract for a scientific paper we present the result of a search for a massive color a octet vector particle a a edge a massive gluon a decaying to a pair of top quarks in proton a antiproton collisions with a center a of a mass energy of 1.96 tel a this search is based on 1.9 fb of data colle... | searches for a color a singlet particle decaying to a pair have been performed by cd and do collaborations in run i excite and run ii excite a in this letter we describe a search for a massive color a octet vector particle a which we call generically a of massive gluon of a |
257 | suppose that you have an abstract for a scientific paper it is well known that the dark matter dominates the dynamics of galaxies and clusters of galaxies a its constituents remain a mystery despite an assiduous search for them over the past three decades a recent results from the satellite a based pamela experiment de... | surprisingly the rotation velocity is observed to remain nearly constant till the last point at which it can be measured a the simple principle of rotational equilibrium then tells one that the amount of dark to visible mass must increase at larger radii a |
258 | suppose that you have an abstract for a scientific paper it is shown that an exact chiral symmetry can be described for dirac a khmer fermions using the two complexes of the geometric discretization a this principle is extended to describe exact flavour projection and it is shown that this necessitates the introduction... | however a defining such a scheme has proven to be very challenging a the difficulties are usually exhibited by the hodge star a which maps a form to its complement in the space a and the wedge product between forms a in a discretization a we would like the latter to allow the product rule to be satisfied and we would l... |
259 | suppose that you have an abstract for a scientific paper a simple model is presented for the appearance of attraction between two like charged polygons inside a polyelectrolyte solution a the polygons are modelled as rigid cylinders in a continuum dielectric solvent a the strong electrostatic interaction between the po... | one particularly striking example is provided by the condensation of dan by multivalent ions such as a and various polyamides excite a this condensation provides an answer to the long standing puzzle of how a highly charged macromolecule a such as the dan a can be confined to a small volume of viral head or nuclear zon... |
260 | suppose that you have an abstract for a scientific paper previous observations of the middle a aged pulsar gaming with a hmm a newton a and a chandra a have shown an unusual pulsar wind nebula a pwn a a with a long central a axial a tail directed opposite to the pulsar a proper motion and two long a bent lateral a oute... | the shocked pm is confined between the termination shock a to a and contact discontinuity a cd a surface that separates the shocked pm from the shocked ambient medium between the cd and the forward shock a is a a the shapes of the to a cd a and is depend on the wind outflow geometry and the ratio of the pulsar a speed ... |
261 | suppose that you have an abstract for a scientific paper in this paper a a cognitive relay channel is considered a and amplify a and a forward a of a relay beamforming designs in the presence of an eavesdropper and a primary user are studied a our objective is to optimize the performance of the cognitive relay beamform... | note further that this broadcast nature also makes wireless communications vulnerable to eavesdropping a the problem of secure transmission in the presence of an eavesdropper was first studied from an information a theoretic perspective in excite where water considered a wiretap channel model a in excite a |
262 | suppose that you have an abstract for a scientific paper ultrasensitive response motifs a which are capable of converting graded stimulus in binary responses a are very well a conserved in signal transduction networks a although it has been shown that a cascade arrangement of multiple ultrasensitive modules can produce... | sigmoid curves are characterized by a sharp transition from low to high output following a slight change of the input a the steepness of this transition is called ultrasensitivity a of a a in general |
263 | suppose that you have an abstract for a scientific paper linear field perturbations of a black hole are described by the green function of the wave equation that they obey a after fourier decomposing the green function a its two natural contributions are given by poles a quasinormal modes a and a largely unexplored bra... | the behaviour of the radial potential at infinity leads to a branch cut in the radial solution excite a the contour of integration in eq.eq a green a a can be deformed in the complex- plane excite yielding a contribution from a high a frequency arc a a series over the residues a the ones a and a contribution from the b... |
264 | suppose that you have an abstract for a scientific paper stars with radiative envelopes a specifically the upper main sequence chemically peculiar a a a stars a were among the first objects outside our solar system for which surface magnetic fields have been detected a currently magnetic a stars remains the only class ... | chromosphere and a a ray emission and surface temperature inhomogeneities a which are responsible for characteristic photometric variability a provide an indirect evidence of the surface magnetic fields in cool stars a in contrast a stars hotter than about mid a of spectral type and more massive than. 5 are believed to... |
265 | suppose that you have an abstract for a scientific paper we studied the radio spectrum of per b1259 a of in an unique binary with be star is 2883 and showed that the shape of the spectrum depends on the orbital phase a we proposed a qualitative model which explains this evolution a we considered two mechanisms that mig... | later a aaron a 2000 a re a examined spectra of these pulsars taking into account the data obtained at higher frequencies a above 1.6 ghz a and consequently were the first to demonstrate a possible existence of spectra with turnover at high frequencies a about a ghz a kojak a 2011a a provided a definite evidence for a ... |
266 | suppose that you have an abstract for a scientific paper we study andrew reflection in normal metal a superconductor junctions by using an extended blonder a bingham a klapwijk model combined with transport calculations based on density functional theory a starting from a parameter a free description of the underlying ... | this process is termed andrew reflection excite a apart from providing a confirmation for the existence of cooper pairs and superconductor energy gaps excite a this process may also have applications in spintronics a |
267 | suppose that you have an abstract for a scientific paper we report a systematic first a principles study on the recent discovered superconducting ba systems a a 0.00 a 0.25 a 0.50 a 0.75 a and 1.00 a a previous theoretical studies strongly overestimated the magnetic moment on be of the parent compound bafe a using a ne... | excite superconducting occurs when the saw instability is suppressed by replacing of of with of or importing of vacancies a electron doping a a or or substituting of la a hole doping. very recently a the family of fees a based superconductors has been extended to double layered rfe a a a or a a a a a a excite the elect... |
268 | suppose that you have an abstract for a scientific paper in this article a i examine several observational trends regarding protoplanetary disks a debris disks and exoplanets in binary systems in an attempt to constrain the physical mechanisms of planet formation in such a context a binaries wider than about 100au are ... | both mechanisms may contribute to planet formation a depending on the initial conditions in any given protoplanetary disk a a a a a a and references therein a a by and large a our understanding of the planet formation process is focused on the case of a single star+disk system a yet a |
269 | suppose that you have an abstract for a scientific paper the pivot algorithm for self a avoiding walks has been implemented in a manner which is dramatically faster than previous implementations a enabling extremely long walks to be efficiently simulated a we explicitly describe the data structures and algorithms used ... | indeed a one can straightforwardly simulate saws in the infinite volume limit a which makes this model particularly favorable for the calculation of critical parameters a exact results are known for self a avoiding walks in two dimensions excite and for a mean a field behavior has been proved for excite a a but not for... |
270 | suppose that you have an abstract for a scientific paper we study distribution of orbits of a lattice in the the space of -frames in a a a examples of dense -orbits are known from the work of dan a raghavan a and beech a we show that dense orbits of are uniformly distributed in with respect to an explicitly described m... | let us recall known results a a a dan a raghavan excite a a a their a let a and be an -frame in a a then the orbit is dense in if the space spanned by contains no nonzero rational vectors a a a beech excite a a a the a if is a compact lattice in a then every orbit of in a a is dense a |
271 | suppose that you have an abstract for a scientific paper we calculate the lateral kashmir force between corrugated parallel plates a described by -function potentials a interacting through a scalar field a using the multiple scattering formalism a the contributions to the kashmir energy due to corrugated parallel plate... | experimentally a the kashmir interaction between corrugated surfaces was explored during the same period of time by roy and mohideen in excite a this experiment measured the lateral kashmir force between a plate a with small sinusoidal corrugations a and a large sphere with identical corrugations a |
272 | suppose that you have an abstract for a scientific paper we present an -covariant quantization of the free electromagnetic field in conformably flat spaces a cos a a a cos is realized in a six a dimensional space as an intersection of the null cone with a given surface a the smooth move of the latter is equivalent to p... | nonetheless since such a symmetry rights appear to lack physical meaning a its breaking does not bother many people excite a the purpose of the present paper is to demonstrate the benefits of keeping this fundamental symmetry when quantifying the maxwell field in conformably flat spaces a cos a a |
273 | suppose that you have an abstract for a scientific paper expressions for sudakov form factors for heavy quarks are presented a they are used to construct resumed jet rates in annihilation a predictions are given for production of bottom quarks at let and top quarks at the linear collider a a and you have already writte... | a refinement of the latter one is provided by the cambridge algorithm excite a equipped with a precise jet definition the determination of jet production cross sections and their intrinsic properties is one of the traditional tools to investigate the structure of the strong interaction and to deduce its fundamental par... |
274 | suppose that you have an abstract for a scientific paper we present a new model for the observed ly blobs a labs a within the context of the standard cold dark matter model a in this model a labs are the most massive halos with the strongest clustering a photo a clusters a undergoing extreme starbursts in the high a a ... | a a a a a a a a a remains a mystery a by now |
275 | suppose that you have an abstract for a scientific paper the problem of sheath formation in front of a conductive planar plate inserted into the plasma is formulated a initially a the plate is assumed to be neutral a it is shown that the charging a up process of the plate is accompanied by the excitation of electron pl... | the plate starts charging up negatively a so that electrons are gradually repelled a ions are attracted a and a positive a space a charge sheath begins to form a an electron plasma wave is observed the properties of which strongly depend on the plasma characteristics a electron and ion temperatures a plasma density a e... |
276 | suppose that you have an abstract for a scientific paper the shell a model monte carlo a some a technique transforms the traditional nuclear shell a model problem into a path a integral over auxiliary fields a we describe below the method and its applications to four physics issues a calculations of -- shell nuclei a a... | the range and diversity of nuclear behavior a as indicated in the above list of ongoing and planned experimental investigations a have naturally engendered a host of theoretical models a short of a complete solution to the many a nucleon problem a the interacting shell model is widely regarded as the most broadly capab... |
277 | suppose that you have an abstract for a scientific paper a systematic analysis is performed for quantum phase transitions in a bond a alternative one a dimensional using model with a dzyaloshinskii a morita a do a interaction by using the fidelity of ground state wave functions based on the infinite matrix product stat... | quantum phase transitions driven by stronger quantum fluctuations then exhibit more interesting and novel quantum phenomena in low a dimensional spin systems a the effects of alternating bond interactions a especially a have been intensively studied theoretically in spin systems such as antiferromagnetic heisenberg cha... |
278 | suppose that you have an abstract for a scientific paper the double dissociation photoproduction cross section for the process a in which the systems and are separated by a large rapidity gap a is measured at large momentum transfer squared by the he collaboration at hera a this measurement provides for the first time ... | it is clear that conventional reggae phenomenology can not provide an answer a since the soft cameron contribution has died away at much lower values due to shrinkage a the two best developed models currently available are the bill cameron excite a calculated within the leading logarithmic approximation a la a by muell... |
279 | suppose that you have an abstract for a scientific paper we construct explicit bps and non a bps solutions of the yang a mills equations on the noncommutative space which have manifest spherical symmetry a using -equivariant dimensional reduction techniques a we show that the solutions imply an equivalence between inst... | one recent line of attack has been to consider noncommutative deformations of these field theories a in certain instances a a a brands can be realized as noncommutative solutions excite a which is a consequence excite of the relationship between a a brands and a a theory a |
280 | suppose that you have an abstract for a scientific paper young star clusters with masses similar to those of classical old globular clusters are observed not only in starbursts a mergers or otherwise disturbed galaxies a but also in normal spiral galaxies a some young clusters with masses as high as have been found in ... | however a they also noted that extrapolation of this luminosity function would predict about 100 clusters as bright as in the galaxy a clearly at odds with observations a and thus suggested some flattening of the of slope at higher luminosities a the brightest known young clusters a edge not 3603 a and per a have absol... |
281 | suppose that you have an abstract for a scientific paper we analyse what happens with two merging constituent monopoles for the caldron a identified through degenerate eigenvalues a the singularities or defects of the belgian projection a of the polyakov loop a it follows that there are defects that are not directly re... | ii a the center of mass of the a spherical a lumps a iii a the dirac monopoles a or rather lyons a due to self a duality a as the sources of the belgian field lines a extrapolated back to the cores a |
282 | suppose that you have an abstract for a scientific paper we present high signal to noise ratio a switzer a infrared spectrograph observations of of virgo early a type galaxies a the galaxies were selected from those that define the colour a magnitude relation of the cluster a with the aim of detecting the silicate emis... | are luminous tracers of intermediate age and old stellar populations a an accurate analysis of this feature has been suggested as a complementary way to disentangle age and metallicity effects among early type galaxies a brendan it al a 1998 a 2001 a a more specifically a |
283 | suppose that you have an abstract for a scientific paper directional dark matter detectors will be able to record the recoil momentum spectrum of nuclei hit by dark matter wimps a we show that the recoil momentum spectrum is the radon transform of the wimp velocity distribution a this allows us to obtain analytic expre... | one of the preferred candidates for non a harmonic dark matter is a weakly interacting massive particle a wimp a a substantial efforts have been dedicated to wimp searches in the last decades excite a |
284 | suppose that you have an abstract for a scientific paper we investigate the a electro-geodesic structure of the majumdar a papapetrou solution representing static charged black holes in equilibrium a we assume only two point sources a imparting thus the peacetime axial symmetry a we study electrogeodesics both in and o... | a cut conjecture there has been renewed interest in the geometrical structure of spacetimes involving the cosmological constant excite a in these cases a there is usually some test a particle motion which is not allowed in the schwarzschild peacetime or the interval of admissible radii extends farther a which is also t... |
285 | suppose that you have an abstract for a scientific paper the parallel chip a firing game is a periodic automaton on graphs in which vertices of fire of chips to their neighbours a in 1989 a bihar conjectured that the period of a parallel chip a firing game with vertices is at most a though this conjecture was disprove ... | such a vertex is referred to as a firing a a otherwise a it is a non a firing all vertices fire simultaneously a in parallel a a we employ the notation of levine excite a |
286 | suppose that you have an abstract for a scientific paper we propose a real a time machine translation system that allows users to select a news category and to translate the related live news articles from arabic a czech a danish a farsi a french a german a italian a polish a portuguese a spanish and turkish into engli... | its translation results will be publicly accessible as part of the europe media monitor family of applications a excite a which gather and process about 100,000 news articles per day in about fifty languages a ones is based on the open source phrase a based statistical machine translation toolkit moses excite a trained... |
287 | suppose that you have an abstract for a scientific paper on of january 2005 two fast coronal mass ejections were recorded in close succession during two distinct episodes of a of a x3.8 flare a both were accompanied by metre a to a kilometre type a iii groups tracing energetic electrons that escape into the interplanet... | for this phenomenon excite introduced the term a me cannibalism the me a me interaction was found associated with a characteristic low a frequency continuum radio emission a excite interpreted this type of activity as the radio signature of non a thermal electrons originating either during reconnection between the two ... |
288 | suppose that you have an abstract for a scientific paper one of the main challenges faced by biometric a based authentication systems is the need to offer secure authentication while maintaining the privacy of the biometric data a previous solutions a such as secure sketch and fuzzy extractors a rely on assumptions tha... | a the use of such systems raises concerns about the security and privacy of the stored biometric data a unlike passwords a replacing a compromised biometric trait is impossible a since biometric traits a edge a face a fingerprint a and iris a are considered to be unique a therefore a the security of biometric templates... |
289 | suppose that you have an abstract for a scientific paper in a new classification of merging binary neutron stars a ass a we separate short gamma a ray bursts a grabs a in two sub a classes a the ones with erg coalesce to form a massive is and are indicated as short gamma a ray flashes a a a gros a a the hardest a with ... | every sub a class shows different episodes corresponding to specifically different astrophysical processes a which can be identified thanks to specific theoretical treatments and data analysis a in this article a we take grab 090510 as a prototype for a a grabs and perform a new time a removed spectral analysis a in ex... |
290 | suppose that you have an abstract for a scientific paper electroweak precision data have been extensively used to constrain models containing physics beyond that of the standard model a when the model contains highs scalars in representations other than singlets or doublets a and hence at tree level a a correct renorma... | can be predicted in terms of other parameters of the theory a the predicted boson mass is strongly correlated with the experimentally measured value of the top quark mass a a and increases quadratically as the top quark mass is increased a |
291 | suppose that you have an abstract for a scientific paper the passage of cold cerium 49s rydberg atoms through an electric a field a induced multi a level avoided crossing with nearby hydrogen a like rydberg levels is employed to prepare a cold a dipolar rydberg atom gas a when the electric field is ramped through the a... | the field is then linearly ramped to a 3.99 a a pm with a rise time across a selected avoided crossing a the rydberg atoms undergo adiabatic a diabetic passage through the avoided crossing a |
292 | suppose that you have an abstract for a scientific paper our aim in the present work is to develop approximations for the collisional dynamics of travelling waves in the context of granular chains in the presence of decompression a to that effect a we aim to quantify approximations of the relevant hertzian flu a type l... | this confers to the overall system a highly nonlinear response dictated a in the case of particles with an elliptical or spherical contact a by the discrete hertzian law of contact interaction excite a geometry indoor material anisotropy between particles composing the systems allows for the observation of interesting ... |
293 | suppose that you have an abstract for a scientific paper we show that the centrality and system a size dependence of elliptic flow measured at chic are fully described by a simple model based on eccentricity scaling and incomplete thermalization a we argue that the elliptic flow is at least 25% below the a ideal a of h... | a a of a a 229 a 1992 a a of he akkerman a it al a |
294 | suppose that you have an abstract for a scientific paper we study the rotor a router walk on the infinite square lattice with the outgoing edges at each lattice site ordered clockwise a in the previous paper a j.phys.a a match a their a of a 285203 a 2015 a a a we have considered the loops created by rotors and labeled... | consider a square lattice with arrows attached to the lattice sites a arrows attached to the lattice sites are directed toward one of their neighbours on the lattice a |
295 | suppose that you have an abstract for a scientific paper the density matrix of hawking radiation is calculated in the model of black hole with fluctuating horizon a quantum fluctuations smear the classical horizon of black hole and modify the density matrix of radiation producing the off a diagonal elements a the off a... | the underlying idea of the last approach is that small fluctuations of the background geometry lead to corrections to the form of the density matrix of radiation a these corrections are supposed to account for correlations between the black hole and radiation and contain the imprint of information thrown into the black... |
296 | suppose that you have an abstract for a scientific paper an exp a algebraic curve consists of a compact riemann surface together with equivalence classes of germs of meromorphic functions modulo germs of holomorphic functions a a dots a a hon a $ a a with poles of orders at points a this data determines a space of func... | formally a log a riemann surface consists of a riemann surface together with a local holomorphic diffeomorphism from the surface to such that the set of points added to the surface a in the completion with respect to the path a metric induced by the flat metric a is discrete a log a riemann surfaces were defined and st... |
297 | suppose that you have an abstract for a scientific paper predator a prey relationships are one of the most studied interactions in population ecology a however a little attention has been paid to the possibility of role exchange between species once determined as predators and preys a despite firm field evidence of suc... | however a in a series of very interesting controlled ecological experiments a bargain and mcquaid reintroduced a number of a jesus lalandii a in marcus island a to investigate whether the equilibrium observed in the neighbouring dallas island could be restored a the results were simply astounding a a a a a a a a a a a ... |
298 | suppose that you have an abstract for a scientific paper because of the lack of reliable sunspot observation a the quality of sunspot number series is poor in the late with century a leading to the abnormally long solar cycle a 17841799 a before the dalton minimum a using the newly recovered solar drawings by the 1819t... | accordingly it is important to review the reliability of this series a especially since it contains essential uncertainties in the earlier part a the first sunspot number series was introduced by rudolf wolf who observed sunspots from 1848 until 1893 a and constructed the monthly sunspot numbers since 1749 using archiv... |
299 | suppose that you have an abstract for a scientific paper we discuss one of the most prominent features of the very recent preliminary elliptic flow data of meson from the phenix collaboration excite a even within the the rather large error bars of the measured data a negative elliptic flow parameter a a for in the rang... | of cox a it al a a a phenix collaboration a a null a |
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