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the aim of this paper is to determine all irreducible spherical functions of the pair ( g, k ) = ( su ( n + 1 ), u ( n ) ), where the highest weight of their k - types are of the form ( m + l,..., m + l, m,..., m ). instead of looking at a spherical function \ phi of type \ pi we look at a matrix - valued function h de... | arxiv:1209.4500 |
time series are presented for the class ii methanol maser source g12. 89 + 0. 49, which has been monitored for nine years at the hartebeesthoek radio astronomy observatory. the 12. 2 and 6. 7 ghz methanol masers were seen to exhibit rapid, correlated variations on timescales of less than a month. daily monitoring has r... | arxiv:0906.0295 |
optically - pumped color centers in semiconductor powders can potentially induce high levels of nuclear spin polarization in surrounding solids or fluids at or near ambient conditions, but complications stemming from the random orientation of the particles and the presence of unpolarized paramagnetic defects hinder the... | arxiv:1904.08563 |
this paper introduces a novel technique called counterfactual knowledge distillation ( cfkd ) to detect and remove reliance on confounders in deep learning models with the help of human expert feedback. confounders are spurious features that models tend to rely on, which can result in unexpected errors in regulated or ... | arxiv:2310.01011 |
. developments in chemical engineering before and after world war ii were mainly incited by the petrochemical industry ; however, advances in other fields were made as well. advancements in biochemical engineering in the 1940s, for example, found application in the pharmaceutical industry, and allowed for the mass prod... | https://en.wikipedia.org/wiki/Chemical_engineering |
we present a trajectory concept for a small mission to the four inner large satellites of saturn. leveraging the high efficiency of electric propulsion, the concept enables orbit insertion around each of the moons, for arbitrarily long close observation periods. the mission starts with a evves interplanetary segment, w... | arxiv:2305.17548 |
in this paper, we study asynchronous stochastic approximation algorithms without communication delays. our main contribution is a stability proof for these algorithms that extends a method of borkar and meyn by accommodating more general noise conditions. we also derive convergence results from this stability result an... | arxiv:2312.15091 |
transport - based density estimation methods are receiving growing interest because of their ability to efficiently generate samples from the approximated density. we further invertigate the sequential transport maps framework proposed from arxiv : 2106. 04170 arxiv : 2303. 02554, which builds on a sequence of composed... | arxiv:2402.17943 |
we present an algorithm for the efficient simulation of the half - filled spinless $ t $ - $ v $ model on bipartite lattices, which combines the stochastic series expansion method with determinantal quantum monte carlo techniques widely used in fermionic simulations. the algorithm scales linearly in the inverse tempera... | arxiv:1602.02095 |
we present a space - efficient implementation of the quantum verification of matrix products ( qvmp ) algorithm and demonstrate its functionality by running it on the aer simulator with two simulation methods : statevector and matrix product state ( mps ). we report circuit metrics ( gate count, qubit count, circuit de... | arxiv:2208.09914 |
visual instance search involves retrieving from a collection of images the ones that contain an instance of a visual query. systems designed for visual instance search face the major challenge of scalability : a collection of a few million images used for instance search typically creates a few billion features that mu... | arxiv:1805.10942 |
recently, graph neural network ( gnn ) - based vulnerability detection systems have achieved remarkable success. however, the lack of explainability poses a critical challenge to deploy black - box models in security - related domains. for this reason, several approaches have been proposed to explain the decision logic... | arxiv:2401.14886 |
we study the ultraviolet complete non - relativistic theory recently proposed by horava. after introducing a lifshitz scalar for a general background, we analyze the cosmology of the model in lorentzian and euclidean signature. vacuum solutions are found and it is argued the existence of non - singular bouncing profile... | arxiv:0904.0829 |
this work introduces a method for preprocessing measurements of electrical impedance tomography to considerably reduce the effect uncertainties in the electrode contacts have on the reconstruction quality, without a need to explicitly estimate the contacts. the idea is to compute the jacobian matrix of the forward map ... | arxiv:2412.15009 |
this paper deals with the micro - macro derivation of virus models coupled with a reaction diffusion models that generates the dynamics in space of the virus particles. the first part of the presentation focuses, starting from [ 5, 6 ] on a survey and a critical analysis of some phenomenological models known in the lit... | arxiv:2112.07302 |
in this short note we study homogenization of symmetric $ d $ - dimensional l \ ' evy processes. homogenization of one - dimensional pure jump markov processes has been investigated by tanaka \ emph { et al. } in 1992 ; their motivation was the work by benssousan \ emph { et al. } \ from 1975 on the homogenization of d... | arxiv:1808.01667 |
thanks to asteroseismology, constraints on the core rotation rate are available for hundreds of low - and intermediate - mass stars in evolved phases. current physical processes tested in stellar evolution models cannot reproduce the evolution of these core rotation rates. we investigate the efficiency of the internal ... | arxiv:2205.03490 |
knowledge tracing is the process of tracking mastery level of different skills of students for a given learning domain. it is one of the key components for building adaptive learning systems and has been investigated for decades. in parallel with the success of deep neural networks in other fields, we have seen researc... | arxiv:2111.04497 |
quantum violation of bell inequalities is now used in many quantum information applications and it is important to analyze it both quantitatively and conceptually. in the present paper, we analyze violation of multipartite bell inequalities via the local probability model - the lqhv ( local quasi hidden variable ) mode... | arxiv:1612.06064 |
data augmentation is a widely used technique to address the problem of text classification when there is a limited amount of training data. recent work often tackles this problem using large language models ( llms ) like gpt3 that can generate new examples given already available ones. in this work, we propose a method... | arxiv:2310.14192 |
we present element - to - element abundance ratios measured from high dispersion spectra for 150 field subdwarfs and early subgiants with accurate hipparcos parallaxes ( errors < 20 % ). for 50 stars new spectra were obtained with the uves on kueyen ( vlt ut2 ), the mcdonald 2. 7m telescope, and sarg at tng. additional... | arxiv:astro-ph/0303653 |
in this paper, we proposed a monotone block coordinate descent method for solving absolute value equation ( ave ). under appropriate conditions, we analyzed the global convergence of the algorithm and conduct numerical experiments to demonstrate its feasibility and effectiveness. | arxiv:2412.11833 |
we calculate the leading isospin conserving few - nucleon contributions to pion scattering on $ ^ 2 $ h, $ ^ 3 $ he, and $ ^ 4 $ he. we demonstrate that the strong contributions to the pion - nucleus scattering lengths can be controlled theoretically to an accuracy of a few percent for isoscalar nuclei and of 10 % for ... | arxiv:1003.3826 |
molecular adsorption on surfaces plays an important part in catalysis, corrosion, desalination, and various other processes that are relevant to industry and in nature. as a complement to experiments, accurate adsorption energies can be obtained using various sophisticated electronic structure methods that can now be a... | arxiv:1705.10705 |
in a bottom - up approach we investigate lepton - flavour violating processes $ \ tau \ to 3 \ ell $ that are mediated by new physics encoded in effective - theory operators of dimension six. while the opportunity to scrutinize the underlying operator structure has been investigated before, we explore the benefits of u... | arxiv:1506.07786 |
we address combinatorial problems that can be formulated as minimization of a partially separable function of discrete variables ( energy minimization in graphical models, weighted constraint satisfaction, pseudo - boolean optimization, 0 - 1 polynomial programming ). for polyhedral relaxations of such problems it is g... | arxiv:1505.00571 |
as social issues related to gender bias attract closer scrutiny, accurate tools to determine the gender profile of large groups become essential. when explicit data is unavailable, gender is often inferred from names. current methods follow a strategy whereby individuals of the group, one by one, are assigned a gender ... | arxiv:2305.07587 |
we study the stability at blow - up and deformations of a class of hermitian metrics whose fundamental two - form $ \ omega $ satisfies the condition $ \ partial \ bar \ partial \ omega ^ k = 0 $, for any $ k $ between 1 and $ n - 1 $ ( where $ n $ is the complex dimension of the manifold ). we are motivated by the exi... | arxiv:2411.02567 |
reversible part of evolution equations of physical systems is often generated by a poisson bracket. we discuss geometric means of construction of poisson brackets and their mutual coupling ( direct, semidirect and matched - pair products ) as well as projections of poisson brackets to less detailed poisson brackets. th... | arxiv:1607.02023 |
let $ g $ be an abelian group of order $ n $ and let $ r $ be a commutative ring which admits a homomorphism $ { \ bbb z } [ \ zeta _ { n } ] \ ra r $, where $ \ zeta _ { n } $ is a ( complex ) primitive $ n $ - th root of unity. given a finite $ r [ g \ e ] $ - module $ m $, we derive a formula relating the order of $... | arxiv:math/0204210 |
in this paper we look at which alexander and markov theories can be defined for generalized knot theories | arxiv:1902.04263 |
modelling of stellar radiative intensities in various spectral pass - bands plays an important role in stellar physics. at the same time the direct calculations of the high - resolution spectrum and then integrating it over the given spectral pass - band is computationally demanding due to the vast number of atomic and... | arxiv:2104.13661 |
this article explores the structural properties of molecular beam epitaxy grown { cdo / mgo } superlattices on sapphire substrates of different crystallographic orientations ( a -, c -, r -, and m - plane ). the investigations involve a comprehensive analysis using x - ray diffraction and raman spectroscopy. high - res... | arxiv:2502.11754 |
theoretical models are vital for exploring the galaxy merger process, which plays a crucial role in the evolution of galaxies. recent advances in modelling have placed tight constraints on the buildup of stellar material in galaxies across cosmic time. despite these successes, extracting the merger rates from observabl... | arxiv:2011.05341 |
the hydrogen - deficiency in extremely hot post - agb stars of spectral class pg1159 is probably caused by a ( very ) late helium - shell flash or a agb final thermal pulse that consumes the hydrogen envelope, exposing the usually - hidden intershell region. thus, the photospheric element abundances of these stars allo... | arxiv:astro-ph/0603225 |
we study zz instanton corrections in the $ ( 2, 4k ) $ $ n = 1 $ minimal superstring theory with the type 0b gso projection, which becomes the type 0b $ n = 1 $ super - jt gravity in the $ k \ to \ infty $ limit. each member of the $ ( 2, 4k ) $ family of theories has two phases distinguished by the sign of the liouvil... | arxiv:2406.16867 |
in this paper, we extend the energy - casimir stability method for deterministic lie - poisson hamiltonian systems to provide sufficient conditions for the stability in probability of stochastic dynamical systems with symmetries and multiplicative noise. we illustrate this theory with classical examples of coadjoint mo... | arxiv:1702.03899 |
we present the contribution from potential interactions to the dynamics of non - spinning binaries to fourth post - minkowskian ( 4pm ) order. this is achieved by computing the scattering angle to $ { \ cal o } ( g ^ 4 ) $ using the effective field theory approach and deriving the bound radial action through analytic c... | arxiv:2106.08276 |
matrix product codes are generalizations of some well - known constructions of codes, such as reed - muller codes, $ [ u + v, u - v ] $ - construction, etc. recently, a bound for the symbol - pair distance of a matrix product code was given in \ cite { lel }, and new families of mds symbol - pair codes were constructed... | arxiv:2309.08920 |
we compute the hadwiger - nelson numbers $ \ chi ( e ^ 2 ) $ for certain number fields $ e $, that is, the smallest number of colors required to color the points in the plane with coordinates in ~ $ e $ so that no two points at distance $ 1 $ from one another have the same color. specifically, we show that $ \ chi ( \ ... | arxiv:1509.07023 |
the sources of icecube neutrinos are as yet unknown. the multi - messenger observation of their emission in $ \ gamma $ - rays can be a guide to their identification, as exemplified by the case of txs 0506 + 056. we suggest a new method of searching for $ \ gamma $ - rays with imaging air cherenkov telescopes from sour... | arxiv:2105.14043 |
crowd counting, i. e., estimation number of the pedestrian in crowd images, is emerging as an important research problem with the public security applications. a key component for the crowd counting systems is the construction of counting models which are robust to various scenarios under facts such as camera perspecti... | arxiv:1812.02393 |
federated learning ( fl ) is a framework which enables distributed model training using a large corpus of decentralized training data. existing methods aggregate models disregarding their internal representations, which are crucial for training models in vision tasks. system and statistical heterogeneity ( e. g., highl... | arxiv:2105.08982 |
deshpande and rankin ( dr1999, dr2001 ) claim that the frequency of the very narrow feature, in the spectrum of radio flux variations of psr b0943 + 10, is an alias of its actual value. they also claim to have detected an amplitude modulation on the above phase modulation. this paper argues that both these claims are u... | arxiv:astro-ph/0305013 |
if $ x $ is a geodesic metric space and $ x _ 1, x _ 2, x _ 3 \ in x $, a { \ it geodesic triangle } $ t = \ { x _ 1, x _ 2, x _ 3 \ } $ is the union of the three geodesics $ [ x _ 1x _ 2 ] $, $ [ x _ 2x _ 3 ] $ and $ [ x _ 3x _ 1 ] $ in $ x $. the space $ x $ is $ \ delta $ - \ emph { hyperbolic } $ ( $ in the gromov ... | arxiv:1611.04372 |
mental health counseling is an enterprise with profound societal importance where conversations play a primary role. in order to acquire the conversational skills needed to face a challenging range of situations, mental health counselors must rely on training and on continued experience with actual clients. however, in... | arxiv:1906.07194 |
we have investigated the outburst properties of low - mass x - ray binary transients ( lmxbts ) based on a comprehensive study of the outbursts observed in the past few decades. the outburst rates were estimated based on the x - ray monitoring data from swift / bat, rxte / asm and maxi, and previous reports in the lite... | arxiv:1901.00239 |
we turn back to the well known problem of interpretation of the schrodinger operator with the pseudopotential being the first derivative of the dirac function. we show that the problem in its conventional formulation contains hidden parameters and the choice of the proper selfadjoint operator is ambiguously determined.... | arxiv:0909.1034 |
understanding the emergence of collective organizational phenomena is a major goal in many fields of physics from condensed matter to cosmology. using a recently introduced manybody perturbation formalism for fermions, we propose a mechanism for the emergence of collective behavior, specifically superfluidity, driven b... | arxiv:1803.05977 |
we study the axisymmetric response of a complete spherical shell under homogeneous compressive pressure $ p $ to an additional point force. for a pressure $ p $ below the classical critical buckling pressure $ p _ c $, indentation by a point force does not lead to spontaneous buckling but an energy barrier has to be ov... | arxiv:1808.10183 |
a generalized 1 - in - 3sat problem is defined and found to be in complexity class p when restricted to a certain subset of cnf expressions. in particular, 1 - in - ksat with no restrictions on the number of literals per clause can be decided in polynomial time when restricted to exact read - 3 formulas with equal numb... | arxiv:1707.00118 |
plasmonics is based on surface plasmon polariton ( spp ) modes which can be laterally confined below the diffraction limit, thereby enabling ultracompact optical components. in order to exploit this potential, the fundamental bottleneck of poor light - spp coupling must be overcome. in established spp sources ( using p... | arxiv:cond-mat/0703407 |
ultralight axions and dark photons are well - motivated dark matter candidates. inside the plasma, once the mass of ultralight dark matter candidates equals the plasma frequency, they can resonantly convert into electromagnetic waves, due to the coupling between the ultralight dark matter particles and the standard mod... | arxiv:2304.01056 |
we present an approach that generalizes in a natural way the perturbative qcd formalism developed by brodsky and lepage for the study of exclusive hadronic processes to the case of $ l \ neq 0 $ mesons. as an application of our approach we consider here the production of meson pairs, involving tensor and pseudotensor m... | arxiv:hep-ph/9706349 |
science in science fiction is the study or of how science is portrayed in works of science fiction, including novels, stories, and films. it covers a large range of topics. hard science fiction is based on engineering or the " hard " sciences ( for example, physics, astronomy, or chemistry ). soft science fiction is ba... | https://en.wikipedia.org/wiki/Science_in_science_fiction |
modern artificial intelligence ( ai ) applications are increasingly utilizing multi - tenant deep neural networks ( dnns ), which lead to a significant rise in computing complexity and the need for computing parallelism. reram - based processing - in - memory ( pim ) computing, with its high density and low power consu... | arxiv:2408.04812 |
quantum work capacitances and maximal asymptotic work / energy ratios are figures of merit characterizing the robustness against noise of work extraction processes in quantum batteries formed by collections of quantum systems. in this paper we establish a direct connection between these functionals and, exploiting this... | arxiv:2305.16803 |
pulse self - compression is a simple and economical method for improving the peak power of ultra - intense laser pulses. by solving a modified nonlinear schrodinger equation considering the fifth - order susceptibility, we found that self - compression appeared even in normally dispersive medium owing to the negative f... | arxiv:2306.12743 |
multimodal generative models that can understand and generate across multiple modalities are dominated by autoregressive ( ar ) approaches, which process tokens sequentially from left to right, or top to bottom. these models jointly handle images, text, video, and audio for various tasks such as image captioning, quest... | arxiv:2503.20853 |
we prove an irreducibility criterion for polynomials with power series coefficients generalizing previous known results concerning quasi - ordinary polynomials. | arxiv:1605.05577 |
we show how a single flux quantum can be effectively manipulated in a superconducting film with a matrix of blind holes. such a sample can serve as a basic memory element, where the position of the vortex in a [ k x l ] matrix of pinning sites defines the desired combination of n bits of information ( 2 ^ n = k * l ). ... | arxiv:1005.1790 |
this paper introduces multilingual librispeech ( mls ) dataset, a large multilingual corpus suitable for speech research. the dataset is derived from read audiobooks from librivox and consists of 8 languages, including about 44. 5k hours of english and a total of about 6k hours for other languages. additionally, we pro... | arxiv:2012.03411 |
we prove the global existence of the non - negative unique mild solution for the cauchy problem of the cutoff boltzmann equation for soft potential model $ - 1 \ leq \ gamma < 0 $ with the small initial data in three dimensional space. thus our result fixes the gap for the case $ \ gamma = - 1 $ in three dimensional sp... | arxiv:2203.10756 |
we study three types of generalized partial fractional operators. an extension of green ' s theorem, by considering partial fractional derivatives with more general kernels, is proved. new results are obtained, even in the particular case when the generalized operators are reduced to the standard partial fractional der... | arxiv:1205.4851 |
by the introduction of a generalized evans function defined by an appropriate 2 - modified fredholm determinant, we give a simple proof of convergence in location and multiplicity of hill ' s method for numerical approximation of spectra of periodic - coefficient ordinary differential operators. our results apply to op... | arxiv:1009.3908 |
an expression for the stress tensor near an external boundary of a discrete mechanical system is derived explicitly in terms of the constituents ' degrees of freedom and interaction forces. starting point is the exact and general coarse graining formulation presented by goldhirsch in [ i. goldhirsch, gran. mat., 12 ( 3... | arxiv:1108.5032 |
the grad - cam algorithm provides a way to identify what parts of an image contribute most to the output of a classifier deep network. the algorithm is simple and widely used for localization of objects in an image, although some researchers have point out its limitations, and proposed various alternatives. one of them... | arxiv:2205.10838 |
we present an exploratory study of the electromagnetic corrections to meson masses and the hadronic vacuum polarization using $ n _ f = 2 + 1 $ domain wall fermions. these corrections are estimated with two different approaches, a stochastic approach using $ u ( 1 ) $ gauge configurations for the photon fields, and a p... | arxiv:1612.05962 |
in some cases, an important example being at finite temperature, extreme infrared, collinear, or light - cone behaviour may cause the usual loop expansion to break down. for some of these cases higher order ladder graphs can become important. in an earlier paper it was shown that, given a particular relation between a ... | arxiv:hep-ph/9712280 |
in the spring of 2018 the northern california / nevada section of the american association of physics teachers was alerted to a local high school ' s plans to eliminate physics for the following school year. as part of the campaign to support the school ' s efforts to sustain physics in the following year, the physics ... | arxiv:2010.08476 |
in this paper, using the recent method proposed by ono, ishihara and asada ( oia ) who extend the idea of gibbons and werner to the stationary and axisymmetric case, we apply the gauss - bonnet theorem to the optical metric of the non - rotating and rotating damour - solodukhin wormholes spacetimes to study the weak gr... | arxiv:1805.06296 |
in the article, we will report on the recovery of a melloni ' s optical bench built at the end of 1800 by the " macchinista " filippo caliri in the " belle \ ' epoque " of palermo. a scientific instrument of particular historical and didactic interest belonging to the collection of liceo classico statale " umberto i " ... | arxiv:1701.01802 |
a hacker is a person skilled in information technology who achieves goals by non - standard means. the term has become associated in popular culture with a security hacker – someone with knowledge of bugs or exploits to break into computer systems and access data which would otherwise be inaccessible to them. in a posi... | https://en.wikipedia.org/wiki/Hacker |
bl lac objects undergo strong flux variations involving considerable changes in their spectral shapes. we specifically investigate the x - ray spectral evolution of mrk 421 over a time span of about nine years. we aim at statistically describing and physically understanding the large spectral changes in x rays observed... | arxiv:astro-ph/0702151 |
personalized text - to - image generation aims to create images tailored to user - defined concepts and textual descriptions. balancing the fidelity of the learned concept with its ability for generation in various contexts presents a significant challenge. existing methods often address this through diverse fine - tun... | arxiv:2502.05895 |
let $ \ phi : x \ times \ mathbb { r } \ rightarrow x $ be a continuous flow on a compact metric space $ ( x, d ) $. in this article we constructively prove the existence of a continuous lyapunov function for $ \ phi $ which is strictly decreasing outside $ \ mathcal { scr } _ d ( \ phi ) $. such a result generalizes c... | arxiv:2011.09830 |
a qcd multiquark cluster system is studied in the relativistic harmonic oscillator potential model ( rhopm ), and the electromagnetic form factors of the pion, proton and deuteron in the rhopm are predicted. the calculated theoretical results are then compared with existing experimental data, finding very good agreemen... | arxiv:1410.6871 |
in this publication, we assess the ability of a novel reinforcement learning - based solution to the problem of neural architecture search, where a reinforcement learning ( rl ) agent learns to search for good architectures, rather than to return a single optimal architecture. we consider both the nas - bench - 101 and... | arxiv:2410.01431 |
profile hacks have included the abduction of caltech ' s cannon, reconstructing a wright flyer atop the great dome, and adorning the john harvard statue with the master chief ' s mjolnir helmet. = = = athletics = = = mit sponsors 31 varsity sports and has one of the three broadest ncaa division iii athletic programs. m... | https://en.wikipedia.org/wiki/Massachusetts_Institute_of_Technology |
we study the effect of persistence of engagement on learning in a stochastic multi - armed bandit setting. in advertising and recommendation systems, repetition effect includes a wear - in period, where the user ' s propensity to reward the platform via a click or purchase depends on how frequently they see the recomme... | arxiv:2006.10356 |
we have witnessed the unprecedented success of diffusion - based video generation over the past year. recently proposed models from the community have wielded the power to generate cinematic and high - resolution videos with smooth motions from arbitrary input prompts. however, as a supertask of image generation, video... | arxiv:2412.10494 |
we study taylor expansions of jacobi forms of lattice index. as the main result, we give an embedding from certain space of such forms, whether scalar - valued or vector - valued, integral - weight or half - integral - weight, of any level, with any character, into a product of finitely many spaces of modular forms. as... | arxiv:2204.08262 |
let k be an algebraically closed field endowed with a complete non - archimedean norm. let f : y - > x be a map of k - affinoid varieties. we prove that for each point x in x, either f is flat at x, or there exists, at least locally around x, a maximal locally closed analytic subvariety z in x containing x, such that t... | arxiv:math/9702230 |
exceptional points ( eps ) are non - hermitian singularities associated with the coalescence of individual eigenvectors accompanied by the degeneracy of their complex energies. here, we report the discovery of a generalization to the concept of ep called exceptional deficiency ( ed ), which features the complete coales... | arxiv:2504.12238 |
diabetic retinopathy ( dr ) caused by diabetes occurs as a result of changes in the retinal vessels and causes visual impairment. microaneurysms ( mas ) are the early clinical signs of dr, whose timely diagnosis can help detecting dr in the early stages of its development. it has been observed that mas are more common ... | arxiv:2205.04695 |
muscovite mica, kal $ _ 2 $ ( si $ _ 3 $ al ) o $ _ { 10 } $ ( oh ) $ _ 2 $, is a common layered phyllosilicate with perfect cleavage planes. the atomically flat surfaces obtained through cleaving lend themselves to scanning probe techniques with atomic resolution and are ideal to model minerals and clays. despite the ... | arxiv:2308.14055 |
lexical semantics continues to play an important role in driving research directions in nlp, with the recognition and understanding of context becoming increasingly important in delivering successful outcomes in nlp tasks. besides traditional processing areas such as word sense and named entity disambiguation, the crea... | arxiv:1608.04767 |
we analyze the influence of decaying sterile neutrinos with the masses in the range 1 - 140 mev on the primordial helium - 4 abundance, explicitly solving the boltzmann equations for all particle species, taking into account neutrino flavour oscillations, and paying special attention to systematic uncertainties. we sho... | arxiv:1202.2841 |
we show that transverse - magnetic ( tm ) leaky modes can propagate further than transverse electric ( te ) modes in real - index dielectric waveguides. we compute the density of states and find that while the te spectrum contains only overlapping resonances, the tm spectrum typically contains several isolated peaks. b... | arxiv:1801.09959 |
it is well - known that liquid and saturated vapor, separated by a flat interface in an unbounded space, are in equilibrium. one would similarly expect a liquid drop, sitting on a flat substrate, to be in equilibrium with the vapor surrounding it. yet, it is not : as shown in this work, the drop evaporates. mathematica... | arxiv:2106.14221 |
the effect of dephasing on electron transport through a benzene molecule is carefully examined using a phenomenological model introduced by b \ " { u } ttiker. within a tight - binding framework all the calculations are performed based on the green ' s function formalism. we investigate the influence of dephasing on tr... | arxiv:1011.2033 |
the condition for stationary engines to attain the carnot efficiency in and beyond the linear response regime is investigated. we find that this condition for finite - size engines is significantly different from that for macroscopic engines in the thermodynamic limit. for the case of finite - size engines, the tight -... | arxiv:1703.03621 |
we study the chiral phase transition of qcd at finite temperature and density by numerically solving schwinger - dyson equation for the quark propagator with the improved ladder approximation in the landau gauge. using the solution we calculate a pion decay constant from a generalized version of pagels - stokar formula... | arxiv:hep-ph/9807408 |
it is shown in this study that deviations from the einstein - hilbert action at the quadratic level using a proper analyses and suitable dynamical variables lead to a tiny modification to the post - newtonian equations of motion, and non - gr - like behavior at very short length scales. | arxiv:2111.08305 |
t ) } $ for all $ t > 0 $. we show that under these assumptions the operator $ l _ 0 $ is unitarily equivalent to the minimal schr \ " { o } dinger operator $ s _ 0 = - d ^ 2 + q $ in $ { l _ 2 ( 0, \ infty ) } $ with a smooth real - valued potential $ q $, which is in the limit point case at infinity. it is also prove... | arxiv:2311.01612 |
sarah is a mathematica package for studying supersymmetric models. it calculates for a given model the masses, tadpole equations and all vertices at tree - level. those information can be used by \ sarah to write model files for calchep / comphep or feynarts / formcalc. in addition, the second version of sarah can deri... | arxiv:1002.0840 |
we investigate the minimal conditions under which the creation of our universe might arise due to a " bounce " from a previous collapse, rather than an explosion from a big - bang singularity. such a bounce is sometimes referred to as a tolman wormhole. we subject the bounce to a general model - independent analysis al... | arxiv:gr-qc/9810023 |
we find necessary and sufficient conditions for the free additive infinite divisibility of some free multiplicative convolutions with the wigner, the arcsine, the free poisson and other distributions, including explicit examples. | arxiv:0910.1199 |
image outpainting technology generates visually plausible content regardless of authenticity, making it unreliable to be applied in practice. thus, we propose a reliable image outpainting task, introducing the sparse depth from lidars to extrapolate authentic rgb scenes. the large field view of lidars allows it to serv... | arxiv:2204.05543 |
we study the efficiency of grain alignment by radiative torques ( rats ) for an ensemble of irregular grains. the grains are modeled as ensembles of oblate and prolate spheroids, deformed as gaussian random ellipsoids, and their scattering interactions are solved using numerically exact methods. we define the fraction ... | arxiv:2006.16563 |
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