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we propose a picture for the magnetic properties of superconductor / ferromagnet ( s / f ) heterostructures based on nb and permalloy ( py : fe _ { 20 } ni _ { 80 } ). by measuring the magnetic moment as a function of the temperature in s / f / s trilayers for different thicknesses of the middle f layer, we give eviden... | arxiv:2107.02142 |
we use the global embedding of a black hole spacetime into a higher dimensional flat spacetime to define a local temperature for observers in free fall outside a static black hole. the local free - fall temperature remains finite at the event horizon and in asymptotically flat spacetime it approaches the hawking temper... | arxiv:0805.1876 |
recently, the nodal domain counts of planar, integrable billiards with dirichlet boundary conditions were shown to satisfy certain difference equations in [ ann. phys. 351, 1 - 12 ( 2014 ) ]. the exact solutions of these equations give the number of domains explicitly. for complete generality, we demonstrate this novel... | arxiv:1604.06729 |
significant advancements have been made by large language models ( llms ) in the domains of natural language understanding and automated content creation. however, they still face persistent problems, including substantial computational costs and inadequate availability of training data. the combination of federated le... | arxiv:2502.11863 |
we prove that the spaces of $ \ cinf $ orientation - preserving actions of $ \ z ^ n $ on $ [ 0, 1 ] $ and nonfree actions of $ \ z ^ 2 $ on the circle are connected. | arxiv:1209.1601 |
the smaller the angular scales on which the anisotropies of the cosmic microwave background ( cmb ) are probed the more important their distortion due to gravitational lensing becomes. here we investigate the maxima and minima of the cmb lensing deflection field using general extreme value statistics. since general ext... | arxiv:1507.07642 |
we introduce new concepts and properties of lightlike distributions and foliations ( of dimension and co - dimension 1 ) in a space - time manifold of dimension $ n $, from a purely geometric point of view. given an observer and a lightlike distribution $ \ omega $ of dimension or co - dimension 1, its lightlike direct... | arxiv:gr-qc/0501100 |
{ \ displaystyle 0 } on irrational numbers and 1 { \ displaystyle 1 } on rational numbers, and [ 0, 1 ] { \ displaystyle [ 0, 1 ] } is equipped with lebesgue measure, then the support of f { \ displaystyle f } is the entire interval [ 0, 1 ], { \ displaystyle [ 0, 1 ], } but the essential support of f { \ displaystyle ... | https://en.wikipedia.org/wiki/Support_(mathematics) |
we address the problem of computing the tachyon correlation functions in liouville gravity with generic ( non - rational ) matter central charge c < 1. we consider two variants of the theory. the first is the conventional one in which the effective matter interaction is given by the two matter screening charges. in the... | arxiv:hep-th/0512346 |
in this talk we present a description of nuclear binding in a chiral approach based on the existence of a chiral invariant scalar field associated with the generation of the masses through spontaneous chiral symmetry breaking. we discuss the emergence of such a field on the example of the njl model. we also incorporate... | arxiv:1004.1265 |
we extend the analysis of a very recent work ( phys. rev. { \ bf c 80 }, 025210 ( 2009 ) ) to study the dissociation phenomenon of 1p states of the charmonium and bottomonium spectra ( $ \ chi _ c $ and $ \ chi _ b $ ) in a hot qcd medium. this study employed a medium modified heavy quark potential which is obtained by... | arxiv:0910.0586 |
we consider a mesoscopic mechanism of the exchange interaction in a system of alternating ferromagnetic / nonmagnetic metallic layers. in the case of small mesoscopic samples the sign and the amplitude of the exchange energy turn out to be random sample specific quantities. they can be changed by applying an external m... | arxiv:cond-mat/9602005 |
objective : the subtraction approach is known for being a theoretically - rigorous and accurate technique for solving the forward problem in electroencephalography by means of the finite element method. one key aspect of this approach consists of computing integrals of singular kernels over the discretised domain, usua... | arxiv:1901.05401 |
we derive the ground - state energy for a small number of ultracold atoms in an isotropic harmonic trap using effective quantum field theory ( eft ). atoms are assumed to interact through pairwise energy - independent and energy - dependent delta - function potentials with strengths proportional to the scattering lengt... | arxiv:1408.2565 |
we propose a speculative scenario where dynamo amplification of magnetic fields in the core convective shells of massive stars, tens of years to hours before they explode, leads to envelope expansion and enhanced mass loss rate, resulting in pre - explosion outbursts ( peos ). the convective luminosity in the burning s... | arxiv:1606.06544 |
we present results from deep, wideband, high spatial and spectral resolution observations of the nearby luminous radio galaxy cygnus a with the jansky very large array. the high surface brightness of this source enables detailed polarimetric imaging, providing images at $ 0. 75 ' ' $, spanning 2 - 18 ghz, and at 0. 30 ... | arxiv:2009.06554 |
autism spectrum disorder ( asd ) is a complex neurological condition characterized by varied developmental impairments, especially in communication and social interaction. accurate and early diagnosis of asd is crucial for effective intervention, which is enhanced by richer representations of brain activity. the brain ... | arxiv:2503.12366 |
adjoint supermultiplets ( 1, 3, 0 ) and ( 8, 1, 0 ) modify the evolution of gauge couplings. if the unification of gauge couplings occurs at the string scale, their masses are fixed at around $ 10 ^ { 13 } $ gev. this scale coincides with expected gaugino condensation scale in the hidden sector $ m _ { string } ^ { 2 /... | arxiv:hep-ph/0105278 |
a 1965 result of crapo shows that every elementary lift of a matroid $ m $ can be constructed from a linear class of circuits of $ m $. in a recent paper, walsh generalized this construction by defining a rank - $ k $ lift of a matroid $ m $ given a rank - $ k $ matroid $ n $ on the set of circuits of $ m $, and conjec... | arxiv:2306.12543 |
protein - dna interactions are crucial for all biological processes. one of the most important fundamental aspects of these interactions is the process of protein searching and recognizing specific binding sites on dna. a large number of experimental and theoretical investigations have been devoted to uncovering the mo... | arxiv:1508.00613 |
this paper explores the exciting dynamics of international trade, focusing on the strategic balance between competition and cooperation in the global trade network. it highlights how competitive advantages, rather than comparative advantages, drive trade conflicts and deglobalization. by using the balance of power, the... | arxiv:2009.03436 |
large language models ( llms ) are gaining increasing interests to improve clinical efficiency for medical diagnosis, owing to their unprecedented performance in modelling natural language. ensuring the safe and reliable clinical applications, the evaluation of llms indeed becomes critical for better mitigating the pot... | arxiv:2403.16446 |
we show that : ( i ) the long - term x - ray outburst light curve of the transient axp xte j1810 - 197 can be accounted for by a fallback disk that is evolving towards quiescence through a disk instability after having been heated by a soft gamma - ray burst, ( ii ) the spin - frequency evolution of this source in the ... | arxiv:0710.1201 |
this concise review aims to provide a summary of the most relevant recent experimental and theoretical results for solitons, i. e., self - trapped bound states of nonlinear waves, in two - and three - dimensional ( 2d and 3d ) media. in comparison with commonly known one - dimensional solitons, which are, normally, sta... | arxiv:2312.17096 |
deep learning methods are successfully used in applications pertaining to ubiquitous computing, health, and well - being. specifically, the area of human activity recognition ( har ) is primarily transformed by the convolutional and recurrent neural networks, thanks to their ability to learn semantic representations fr... | arxiv:1907.11879 |
host load prediction is the basic decision information for managing the computing resources usage on the cloud platform, its accuracy is critical for achieving the servicelevel agreement. host load data in cloud environment is more high volatility and noise compared to that of grid computing, traditional data - driven ... | arxiv:2007.15582 |
deep convolutional neural networks ( dcnns ) based remote sensing ( rs ) image semantic segmentation technology has achieved great success used in many real - world applications such as geographic element analysis. however, strong dependency on annotated data of specific scene makes it hard for dcnns to fit different r... | arxiv:2301.05526 |
matrix concentration inequalities provide a direct way to bound the typical spectral norm of a random matrix. the methods for establishing these results often parallel classical arguments, such as the laplace transform method. this work develops a matrix extension of the entropy method, and it applies these ideas to ob... | arxiv:1308.2952 |
considering the fact that no standard model ( sm ) particle can account as a suitable dark matter candidate in the relevant studies, several beyond standard model ( bsm ) frameworks incorporate within itself some extra fields depending upon the model taken into account. left - right symmetric model ( lrsm ) is one such... | arxiv:2502.18869 |
##rarily many dimensions, which is to say that rank polymorphism allows functions to be defined to operate on arrays of any shape and size. = = implementation aspects = = = = = static and dynamic polymorphism = = = polymorphism can be distinguished by when the implementation is selected : statically ( at compile time )... | https://en.wikipedia.org/wiki/Polymorphism_(computer_science) |
applying elastic deformation can tune a material physical properties locally and reversibly. spatially modulated lattice deformation can create a bandgap gradient, favouring photo - generated charge separation and collection in optoelectronic devices. these advantages are hindered by the maximum elastic strain that a m... | arxiv:2006.07141 |
in this paper, we focus on a general class of schr \ " odinger equations that are time - dependent and quadratic in x and p. we transform schr \ " odinger equations in this class, via a class of time - dependent mass equations, to a class of solvable time - dependent oscillator equations. this transformation consists o... | arxiv:quant-ph/9811075 |
we consider symmetric trap models in the d - dimensional hypercube whose ordered mean waiting times, seen as weights of a measure in the natural numbers, converge to a finite measure as d diverges, and show that the models suitably represented converge to a k process as d diverges. we then apply this result to get k pr... | arxiv:0809.3463 |
the singularity for the big bang state can be represented using the generalized anisotropic friedmann equation, resulting in a system of differential equations in a central force field. we study the regularizability of this singularity as a function of a parameter, the equation of state, $ w $. we prove that for $ w > ... | arxiv:1205.1474 |
bosse et al. conjectured that for every natural number $ d \ ge 2 $ and every $ d $ - dimensional polytope $ p $ in $ \ real ^ d $ there exist $ d $ polynomials $ p _ 0 ( x ),..., p _ { d - 1 } ( x ) $ satisfying $ p = \ { x \ in \ mathbb { r } ^ d : p _ 0 ( x ) \ ge 0, >..., p _ { d - 1 } ( x ) \ ge 0 \ }. $ we show t... | arxiv:0807.2137 |
we have investigated the local density of optical states ( ldos ) in titania and silicon inverse opals - - three - dimensional photonic crystals that have been realized experimentally. we used the h - field plane - wave expansion method to calculate the density of states and the projected local optical density of state... | arxiv:0902.1850 |
the semantics of hpc storage systems are defined by the consistency models to which they abide. storage consistency models have been less studied than their counterparts in memory systems, with the exception of the posix standard and its strict consistency model. the use of posix consistency imposes a performance penal... | arxiv:2402.14105 |
ever since its publication, the griffith theory is the most widely used criterion for estimating the ideal strength and fracture strength of materials depending on whether the materials contain cracks or not. a griffith strength limit of ~ e / 9 is the upper bound for ideal strengths of materials. with the improved qua... | arxiv:2012.06099 |
we report the characterization of 28 low - mass ( $ 0. 02 \ mathrm { ~ m _ \ odot } \ le \ mathrm { ~ m _ { 2 } } \ le0. 25 \ mathrm { ~ m _ \ odot } $ ) companions to $ \ textit { kepler } $ objects of interest ( kois ), eight of which were previously designated confirmed planets. these objects were detected as transi... | arxiv:2302.07713 |
stars is discussed. | arxiv:2407.12085 |
we show that the two additional lagrangians that appear in theories beyond horndeski can be reexpressed in terms of simple generalizations of the " john " and " paul " terms of the fab four theories. we find that these extended fab four satisfy the same properties of self - tuning as the original fab four. | arxiv:1507.05942 |
recently it has been shown that a two - dimensional model of self - attracting polymers based on attracting segments with the addition of stiffness displays three phases : a swollen phase, a globular, liquid - like phase, and an anisotropic crystal - like phase. here, we consider the attracting segment model in three d... | arxiv:1411.7352 |
we show via counterexamples that relative entropy between the solution of a markovian master equation and the steady state is not a convex function of time. we thus let down a curtain on a possible formulation of a principle of thermodynamics regarding decrease of the nonadiabatic entropy production. however, we argue ... | arxiv:1304.6262 |
evaluating the security of cyber - physical systems throughout their life cycle is necessary to assure that they can be deployed and operated in safety - critical applications, such as infrastructure, military, and transportation. most safety and security decisions that can have major effects on mitigation strategy opt... | arxiv:1710.11442 |
time functions with asymptotically hyperbolic geometry play an increasingly important role in many areas of relativity, from computing black - hole perturbations to analyzing wave equations. despite their significance, many of their properties remain underexplored. in this expository article, i discuss hyperbolic time ... | arxiv:2404.01528 |
the electromagnetic and axial form factors of the nucleon and its lowest positive parity excitations, the delta ( 1232 ) and the n * ( 1440 ), are calculated with constituent - quark models that are specified by simple algebraic representations of the mass - operator eigenstates. poincar \ ' e covariant current operato... | arxiv:hep-ph/0312169 |
this paper investigates the application of simultaneous wireless information and power transfer ( swipt ) to cooperative non - orthogonal multiple access ( noma ). a new cooperative multiple - input single - output ( miso ) swipt noma protocol is proposed, where a user with a strong channel condition acts as an energy ... | arxiv:1706.02851 |
the multimedia evolution has led to increased audio signal bandwidth in new generations of smartphones, headsets, headphones, as well as hearing aids. full audio bandwidth performance, up to 20 khz, is required. this calls for wider band performance of the ear simulators, and head and torso simulators used by the indus... | arxiv:1811.03342 |
despite the prevalence and significance of tabular data across numerous industries and fields, it has been relatively underexplored in the realm of deep learning. even today, neural networks are often overshadowed by techniques such as gradient boosted decision trees ( gbdt ). however, recent models are beginning to cl... | arxiv:2407.13238 |
protein - dna interaction is critical for life activities such as replication, transcription, and splicing. identifying protein - dna binding residues is essential for modeling their interaction and downstream studies. however, developing accurate and efficient computational methods for this task remains challenging. i... | arxiv:2306.15912 |
superheavy neutrinos can, via the seesaw model, provide a mechanism for lepton number violation. if they are combined with flavor violation as characterized by the froggatt - nielsen mechanism, then the phenomenology for the neutrinos in oscillation experiments, neutrinoless double beta decay, and other experiments can... | arxiv:1901.10504 |
the soft physics approach to form factors and compton scattering at moderately large momentum transfer is reviewed. it will be argued that in that approach the compton cross section is given by the klein - nishina cross section multiplied by a factor describing the structure of the proton in terms of two new form facto... | arxiv:hep-ph/9910294 |
in this work, we present the results of a wideband measurement campaign at 60 ghz conducted inside a linkker electric city bus. targeting prospective millimeter - wave ( mmwave ) public transportation wearable scenarios, we mimic a typical deployment of mobile high - end consumer devices in a dense environment. specifi... | arxiv:1902.01949 |
we describe two constructions of elliptic k3 surfaces starting from the kummer surface of the jacobian of a genus 2 curve. these parallel the base - change constructions of kuwata for the kummer surface of a product of two elliptic curves. one of these also involves the analogue of an inose fibration. we use these meth... | arxiv:1604.00738 |
cork is a natural amorphous material with near - zero poisson ' s ratio that is ubiquitously used for sealing glass bottles. it is an anisotropic, transversally isotropic, composite that can hardly be scaled down. here, we propose a new class of isotropic and reusable cork - like metamaterial that is designed from an h... | arxiv:2003.07973 |
in this paper we study the sequence of orthonormal polynomials $ \ { p _ n ( \ mu ; z ) \ } $ defined by a probability measure $ \ mu $ with non - polar compact support $ s ( \ mu ) \ subset \ mathbb c $. we show that the support of any weak * limit of the sequence of measures of maximal entropy $ \ omega _ n $ for $ p... | arxiv:1810.00564 |
hess j1632 - 478 is an extended and still unidentified tev source in the galactic plane. in order to identify the source of the very high energy emission and to constrain its spectral energy distribution, we used a deep observation of the field obtained with xmm - newton together with data from molonglo, spitzer and fe... | arxiv:1007.1970 |
we define a transverse correlation length suitable to discuss the finite - size - scaling behavior of an out - of - equilibrium lattice gas, whose correlation functions decay algebraically with the distance. by numerical simulations we verify that this definition has a good infinite - volume limit independent of the la... | arxiv:cond-mat/0211669 |
##ably. the constructions of pyramids in egypt ( c. 2700 – 2500 bc ) constitute some of the first instances of large structure constructions in history. other ancient historic civil engineering constructions include the qanat water management system in modern - day iran ( the oldest is older than 3000 years and longer ... | https://en.wikipedia.org/wiki/Civil_engineering |
do algorithms for drawing graphs pass the turing test? that is, are their outputs indistinguishable from graphs drawn by humans? we address this question through a human - centred experiment, focusing on ` small ' graphs, of a size for which it would be reasonable for someone to choose to draw the graph manually. overa... | arxiv:2008.04869 |
the limitations of demographic models as well as the opportunities of evolutionary models are reviewed. flaws associated with demographic models include the confounding effects of plant architecture, representation of heterogeneous individuals in populations, and changes in deme membership confounding covariance struct... | arxiv:1403.7122 |
dust clouds influence the atmospheric structure of brown dwarfs, and they affect the heat transfer and change the gas - phase chemistry. however, the physics of their formation and evolution is not well understood. in this letter, we predict dust signatures and propose a potential observational test of the physics of d... | arxiv:astro-ph/0603341 |
we consider a class of nonlinear klein - gordon equations which are hamiltonian and are perturbations of linear dispersive equations. the unperturbed dynamical system has a bound state, a spatially localized and time periodic solution. we show that, for generic nonlinear hamiltonian perturbations, all small amplitude s... | arxiv:chao-dyn/9807003 |
let $ k $ be a field, $ g $ be a finite group, $ k ( x ( g ) : g \ in g ) $ be the rational function field with the variables $ x ( g ) $ where $ g \ in g $. the group $ g $ acts on $ k ( x ( g ) : g \ in g ) $ by $ k $ - automorphisms where $ h \ cdot x ( g ) = x ( hg ) $ for all $ h, g \ in g $. let $ k ( g ) $ be th... | arxiv:1703.01010 |
using reflective cross - polarized 2d thz time - domain spectroscopy in the range of 1 - 12 thz, we follow the trajectory of the out - of - equilibrium electron population in the low - bandgap semiconductor insb. the 2d thz spectra show a set of distinct features at combinations of the plasma - edge and vibration frequ... | arxiv:1901.00691 |
to meet the women appearance needs, we present a novel virtual experience approach of facial makeup transfer, developed into windows platform application software. the makeup effects could present on the user ' s input image in real time, with an only single reference image. the input image and reference image are divi... | arxiv:1907.03398 |
we contend that what are called linear canonical transforms ( lcts ) should be seen as a part of the theory of unitary irreducible representations of the ' 2 + 1 ' lorentz group. the integral kernel representation found by collins, moshinsky and quesne, and the radial and hyperbolic lcts introduced thereafter, belong t... | arxiv:1206.1123 |
some quantum critical states cannot be smoothly deformed into each other without either crossing some multicritical points or explicitly breaking certain symmetries even if they belong to the same universality class. this brings up the notion of ` ` symmetry - enriched ' ' quantum criticality. while recent works in the... | arxiv:2111.10945 |
in this paper we study a variant of the branched transportation problem, that we call multi - material transport problem. this is a transportation problem, where distinct commodities are transported simultaneously along a network. the cost of the transportation depends on the network used to move the masses, as it is c... | arxiv:1712.08942 |
we study the parity - mixed superconductivity in locally non - centrosymmetric systems. in multilayer systems an inhomogeneous rashba spin - orbit coupling is induced by the local violation of inversion symmetry. our previous study revealed that a pair - density wave ( pdw ) phase, with a sign - modulated order paramet... | arxiv:1311.4660 |
we propose an iterative algorithm for the minimization of a $ \ ell _ 1 $ - norm penalized least squares functional, under additional linear constraints. the algorithm is fully explicit : it uses only matrix multiplications with the three matrices present in the problem ( in the linear constraint, in the data misfit pa... | arxiv:1202.3362 |
level repulsion - the opening of a gap between two degenerate modes due to coupling - is ubiquitous anywhere from solid state theory to quantum chemistry. in contrast, if one mode has negative energy, the mode frequencies attract instead. they converge and develop imaginary components, leading to an instability ; an ex... | arxiv:1709.02220 |
the $ \ imath $ - divided powers ( depending on a parity ) form the $ \ imath $ canonical basis for the split rank 1 $ \ imath $ quantum group and they are a basic ingredient for $ \ imath $ quantum groups of higher rank. we obtain closed formulae for the structure constants for multiplication of the $ \ imath $ - divi... | arxiv:2204.01051 |
the wider adoption of pets has relied on usability studies, which focus mainly on an assessment of how a specified group of users interface, in particular contexts, with the technical properties of a system. while human centred efforts in usability aim to achieve important technical improvements and drive technology ad... | arxiv:2202.08548 |
this study conceptualizes stubbornness as an optimal feedback nash equilibrium within a dynamic setting. to assess a soccer player ' s performance, we analyze a payoff function that incorporates key factors such as injury risk, assist rate, passing accuracy, and dribbling ability. the evolution of goal - related dynami... | arxiv:2501.18050 |
the process $ \ bar { p } p \ rightarrow e ^ { - } e ^ { + } $ is considered in the general case of polarized initial particles. a relation between the difference of the phases of the electromagnetic form factors $ g _ m $ and $ g _ e $ in the time - like region and measurable asymmetries is derived. it is shown that t... | arxiv:hep-ph/9307314 |
precious - metal - free spinel oxide electrocatalysts are promising candidates for catalyzing the oxygen reduction reaction ( orr ) in alkaline fuel cells. in this theory - driven study, we use joint density - functional theory in tandem with supporting electrochemical measurements to identify a novel theoretical pathw... | arxiv:2310.14377 |
the regular behavior of the pulsations of high - amplitude delta sct ( hads ) stars gives a greater chance to investigate the interiors of stars. we analyzed seven hads stars showing peak - to - peak amplitudes of more than 0. 3 mag that were newly observed by tess. we obtained that tic374753270, tic710783, and tic1873... | arxiv:2407.05075 |
we introduce a new basis of the temperley - lieb algebra. it is defined using a bijection between noncrossing partitions and fully commutative elements together with a basis introduced by zinno, which is obtained by mapping the simple elements of the birman - ko - lee braid monoid to the temperley - lieb algebra. the c... | arxiv:1409.6500 |
enum effectively bridges the telephone and internet worlds by placing telephone numbers from the itu rec. e. 164 public telecommunication numbering plan into the internet domain name system ( dns ) as domain names. enum potentially presents significant public policy issues at both the domestic and international levels.... | arxiv:cs/0109091 |
soft robotic manipulators with many degrees of freedom can carry out complex tasks safely around humans. however, manufacturing of soft robotic hands with several degrees of freedom requires a complex multi - step manual process, which significantly increases their cost. we present a design of a multi - material 15 dof... | arxiv:2310.16280 |
accurate forecasting of the solar wind has grown in importance as society becomes increasingly dependent on technology that is susceptible to space weather events. this work describes an inner boundary condition for ambient solar wind models based on tomography maps of the coronal plasma density gained from coronagraph... | arxiv:2207.10460 |
we discuss a multiple - play multi - armed bandit ( mab ) problem in which several arms are selected at each round. recently, thompson sampling ( ts ), a randomized algorithm with a bayesian spirit, has attracted much attention for its empirically excellent performance, and it is revealed to have an optimal regret boun... | arxiv:1506.00779 |
this study aims at investigating the effect of applying single learner machine learning approach and ensemble machine learning approach for offensive language detection on arabic language. classifying arabic social media text is a very challenging task due to the ambiguity and informality of the written format of the t... | arxiv:2005.08946 |
this paper aims to present the different aspects and characteristics of strategic and operational information and propose a categorization pattern allowing to consider an information as strategic or operational. this categorization is to be used in the two decision making processes to assist its mining, and usage by th... | arxiv:1502.01803 |
the brown dwarf population in the canonical star forming region ngc2264 is so far poorly explored. we present a deep, multi - wavelength, multi - epoch survey of the star forming cluster ngc2264, aimed to identify young brown dwarf candidates in this region. using criteria including optical / near - infrared colours, v... | arxiv:2009.14749 |
electroweak ( ew ) corrections at the lhc can be enhanced at high energies due to soft / collinear radiation of w and z bosons, being dominated by sudakov - like corrections in the form of $ \ alpha _ w ^ l \ log ^ n ( q ^ 2 / m _ w ^ 2 ) $ $ ( n \ le 2l, \ alpha _ w = \ alpha / ( 4 \ pi \ sin \ theta _ w ^ 2 ) ) $ whe... | arxiv:1508.06247 |
we present a structure preserving discretization of the fundamental spacetime geometric structures of fluid mechanics in the lagrangian description in 2d and 3d. based on this, multisymplectic variational integrators are developed for barotropic and incompressible fluid models, which satisfy a discrete version of noeth... | arxiv:2102.10907 |
we introduce a new heterotic standard model which has precisely the spectrum of the minimal supersymmetric standard model ( mssm ), with no exotic matter. the observable sector has gauge group su ( 3 ) x su ( 2 ) x u ( 1 ). our model is obtained from a compactification of heterotic strings on a calabi - yau threefold w... | arxiv:hep-th/0512149 |
we analyze the estimation of a time dependent perturbation acting on a continuously monitored quantum system. we describe the temporal fluctuations of the perturbation by a hidden markov model, and we combine quantum measurement theory and classical filter theory into a time evolving hybrid quantum and classical trajec... | arxiv:2106.03101 |
we use resonant inelastic x - ray scattering ( rixs ) at the ir l3 edge to study the effect of hole doping upon the jeff = 1 / 2 mott - insulating state in sr2iro4, via rh replacement of the ir site. the spin - wave gap, associated with xy - type spin - exchange anisotropy, collapses with increasing rh content, prior t... | arxiv:2003.10343 |
we developed high - performance thermal interface materials ( tims ) based on few - layer graphene ( flg ) composite, where flg was prepared by the interlayer catalytic exfoliation ( ice ) method. we experimentally demonstrated feasibility of flg composites as tims by investigating their thermal and mechanical properti... | arxiv:1511.00076 |
a one - dimensional chain of elongated anisotropic magnetic islands on a nonmagnetic substrate with dipolar interactions and an applied magnetic field transverse to the chain is considered. with the long axes of the islands perpendicular to the chain, the system allows for three uniform metastable states : ( 1 ) tilted... | arxiv:2408.01329 |
there does not exist a notion of time which could be transferred straightforwardly from classical to quantum gravity. for this reason, a method of time quantification which would be appropriate for gravity quantization is being sought. one of the existing proposals is using the evolving matter as an intrinsic ` clock '... | arxiv:1512.06712 |
the purpose of this paper is to present an algorithm for inferring nondeterministic functional transducers. it has a lot in common with other well known algorithms such has rpni and ostia. indeed we will argue that this algorithm is a generalisation of both of them. functional transducers are all those nondeterministic... | arxiv:2011.05710 |
we present a steady analytical solution of the incompressible navier - stokes equation for arbitrary viscosity in an arbitrary dimension $ d $ of space. it represents a $ d - 1 $ dimensional vortex " sheet " with an asymmetric profile of vorticity as a function of the normal coordinate $ z $. this profile is related to... | arxiv:2101.06918 |
we present a 2d model for a grate belt cooler in the pyro - section of a cement plant. the model is formulated as an index - 1 differential - algebraic equation ( dae ) model based on first engineering principles. the model systematically integrates thermo - physical aspects, transport phenomena, reaction kinetics, mas... | arxiv:2409.09076 |
in the present work, we have extended the standard model by an abelian $ u ( 1 ) _ { x } $ gauge group and additional particles. in particular, we have extended the particle content by three right handed neutrinos, two singlet scalars and two vector like leptons. charged assignments under different gauge groups are suc... | arxiv:2007.13008 |
starting from a geometrothermodynamics metric for the space of thermodynamic equilibrium states in the mass representation, we use numerical techniques to analyse the thermodynamic geodesics of a supermassive reissner nordstr \ " { o } m black hole in isolation. appropriate constraints are obtained by taking into accou... | arxiv:1609.07992 |
y \ in a } and every x z y { \ displaystyle x \ lesssim z \ lesssim y } we have z ∈ a. { \ displaystyle z \ in a. } unlike in the case of the real line, a convex set of a preordered set need not be an interval. for example, in the totally ordered set ( q, ≤ ) { \ displaystyle ( \ mathbb { q }, \ leq ) } of rational num... | https://en.wikipedia.org/wiki/Interval_(mathematics) |
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