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this study concerns the security challenges that the people face in the usage and implementation of cloud computing. despite its growth in the past few decades, this platform has experienced different challenges. they all arise from the concern of data safety that the nature of sharing in the cloud presents. this paper... | arxiv:1610.03179 |
an algebraic integer ( ai ) based time - multiplexed row - parallel architecture and two final - reconstruction step ( frs ) algorithms are proposed for the implementation of bivariate ai - encoded 2 - d discrete cosine transform ( dct ). the architecture directly realizes an error - free 2 - d dct without using frss b... | arxiv:1502.04221 |
we explore fitting gamma - ray burst spectra with three physically - motivated models, and thus revisit the viability of synchrotron radiation as the primary source of grb prompt emission. we pick a sample of 100 bright grbs observed by the fermi gamma - ray burst monitor ( gbm ), based on their energy flux values. in ... | arxiv:2311.13566 |
we present a measurement of the branching fraction for the doubly - cabibbo - suppressed decay d + to k + pi0, using 281 pb - 1 of data accumulated with the cleo - c detector on the psi ( 3770 ) resonance. we find b ( d + to k + pi0 ) = ( 2. 25 + - 0. 36 + - 0. 15 + - 0. 07 ) times 10 ^ { - 4 }, where the first uncerta... | arxiv:hep-ex/0607075 |
the tiled convolutional neural network ( tiled cnn ) has been applied only to computer vision for learning invariances. we adjust its architecture to nlp to improve the extraction of the most salient features for sentiment analysis. knowing that the major drawback of the tiled cnn in the nlp field is its inflexible fil... | arxiv:2001.11857 |
in the first part of this talk i discuss two somewhat different supergravity approaches to calculating correlation functions in strongly coupled yang - mills theory. the older approach relates two - point functions to cross - sections for absorption of certain incident quanta by threebranes. in this approach the normal... | arxiv:hep-th/9908165 |
two dimensional su ( n ) yang - mills theory is known to be equivalent to a string theory, as found by gross in the large n limit, using the 1 / n expansion. later it was found that even a generalized ym theory leads to a string theory of the gross type. in the standard ym theory case, douglas and others found the stri... | arxiv:hep-th/0211133 |
computed tomography ( ct ) is an important imaging technique used in medical analysis of the internal structure of the human body. previously, image segmentation methods were required after acquiring reconstructed ct images to obtain segmented ct images which made it susceptible to errors from both reconstruction and s... | arxiv:2306.05522 |
previous studies have demonstrated the effectiveness of point - based neural models on the point cloud analysis task. however, there remains a crucial issue on producing the efficient input embedding for raw point coordinates. moreover, another issue lies in the limited efficiency of neighboring aggregations, which is ... | arxiv:2407.08994 |
in $ \ mathcal { n } = 1 $ supersymmetric yang - mills theory, regularised on a space - time lattice, in addition to the breaking by the gluino mass term, supersymmetry is broken explicitly by the lattice regulator. in addition to the parameter tuning in the theory, the supersymmetric ward identities can be used as a t... | arxiv:2003.04110 |
learned image compression ( lic ) has achieved dramatic progress regarding objective and subjective metrics. mse - based models aim to improve objective metrics while generative models are leveraged to improve visual quality measured by subjective metrics. however, they all suffer from blurring or deformation at low bi... | arxiv:2403.13030 |
we solve the boltzmann equation for cosmological neutrinos around the epoch of the electron - positron annihilation in order to verify the freeze - out approximation and to compute accurately the cosmological neutrino distribution function. we find the radiation energy density to be about 0. 3 % higher than the one pre... | arxiv:astro-ph/9712199 |
deep learning approaches for marine fog detection and forecasting have outperformed traditional methods, demonstrating significant scientific and practical importance. however, the limited availability of open - source datasets remains a major challenge. existing datasets, often focused on a single region or satellite,... | arxiv:2505.10281 |
it is shown that observers in the standard adm 3 + 1 treatment of matter are the same as the observers used in the matter treatment of bondi : they are comoving and local minkowskian. bondi ' s observers are the basis of the post - - quasitatic approximation ( pqsa ) to study a contracting distribution of matter. this ... | arxiv:0905.3362 |
we reconsider the dispersive evaluation of the weak matrix elements < 2pi _ { i = 2 } | q _ { 7, 8 } | k0 > in the chiral limit. the perturbative matching is accomplished fully within the scheme dependence used in the two loop weak ope calculations. the effects of dimension eight ( and higher dimension ) operators are ... | arxiv:hep-ph/0109113 |
we provide a rigorous calculation of the free energy of a non - metallic crystal containing a small concentration of defects. the low - temperature leading contribution is found to be $ \ propto t ^ 2 $. this further gives a linear - in - $ t $ low - temperature specific heat as that exhibited by glasses. these results... | arxiv:0710.1837 |
we study the diameter of lps ramanujan graphs $ x _ { p, q } $. we show that the diameter of the bipartite ramanujan graphs is greater than $ ( 4 / 3 ) \ log _ { p } ( n ) + o ( 1 ) $ where $ n $ is the number of vertices of $ x _ { p, q } $. we also construct an infinite family of $ ( p + 1 ) $ - regular lps ramanujan... | arxiv:1511.09340 |
we study the impact of explicit chiral symmetry breaking of lattice wilson fermions on mesonic correlators in the epsilon - regime using wilson chiral perturbation theory. we generalize the epsilon - expansion of continuum chiral perturbation theory to nonzero lattice spacing a and distinguish various regimes. it turne... | arxiv:0904.4407 |
we formulate a method to find the meromorphic solutions of higher - order recurrence relations in the form of the sum over poles with coefficients defined recursively. several explicit examples of the application of this technique are given. the main advantage of the described approach is that the analytical properties... | arxiv:1712.05166 |
a mid - infrared atlas of part of the galactic plane ( $ 75 ^ \ circ < l < 148 ^ \ circ, b = \ pm6 ^ \ circ $ ) has been constructed using hires processed infrared data to provide a mid - infrared data set for the canadian galactic plane survey ( cgps ). the addition of this data set to the cgps will enable the study o... | arxiv:astro-ph/9904380 |
pulsars show two classes of rotational irregularities that can be used to understand neutron - star interiors and magnetospheres : glitches and timing noise. here we present an analysis of the vela pulsar spanning nearly 21 yr of observation and including 8 glitches. we identify the relative pulse number of all of the ... | arxiv:1604.02661 |
we use monte carlo simulations of the 2d one component coulomb gas on a triangular lattice, to study the depinning transition of a 2d vortex lattice in a commensurate periodic potential. a detailed finite size scaling analysis indicates this transition to be first order. no significant changes in behavior were found as... | arxiv:cond-mat/0007110 |
by constructing the configuration of d3 - branes with d ( - 1 ) - branes as d - instantons, we study the three - dimensional yang - mills chern - simons theory in holography. due to the presence of the d - instantons, the d7 - branes with discrepant embedding functions are able to be introduced in order to include the ... | arxiv:2106.04038 |
the paper revisits the robust $ s $ - $ t $ path problem, one of the most fundamental problems in robust optimization. in the problem, we are given a directed graph with $ n $ vertices and $ k $ distinct cost functions ( scenarios ) defined over edges, and aim to choose an $ s $ - $ t $ path such that the total cost of... | arxiv:2305.16439 |
in the paper, with the aid of the fa \ ` a di bruno formula, in terms of central factorial numbers of the second kind, and with the terminology of the stirling numbers of the second kind, the authors derive several series expansions for any positive integer powers of the sinc and sinhc functions, discover several close... | arxiv:2204.05612 |
we propose a methodology that allows communication with piping and instrumentation diagrams ( p & ids ) using natural language. in particular, we represent p & ids through the dexpi data model as labeled property graphs and integrate them with large language models ( llms ). the approach consists of three main parts : ... | arxiv:2502.18928 |
the determination of transport coefficients plays a central role in characterizing hot and dense nuclear matter. currently, there are significant discrepancies between various calculations of the electric conductivity of hot hadronic matter. in the present work we calculate the electric conductivity of hot pion matter ... | arxiv:2211.08713 |
in recent developments, a general approach for solving riemann - - hilbert problems numerically has been developed. we review this numerical framework, and apply it to the calculation of orthogonal polynomials on the real line. combining this numerical algorithm with an approach to compute fredholm determinants, we are... | arxiv:1210.2199 |
training - free metrics ( a. k. a. zero - cost proxies ) are widely used to avoid resource - intensive neural network training, especially in neural architecture search ( nas ). recent studies show that existing training - free metrics have several limitations, such as limited correlation and poor generalisation across... | arxiv:2403.04161 |
we revisit the issue of causality violations in g \ " { o } del ' s universe, restricting to geodesic motions. it is well - known that while there are closed timelike curves in this spacetime, there are no closed causal geodesics. we show further that no observer can communicate directly ( i. e. \ using a single causal... | arxiv:1911.08602 |
let $ n $ be a positive integer and $ q $ a prime power. we prove that a refined version of brou \ ' { e } ' s abelian defect group conjecture holds for unipotent $ \ ell $ - blocks of $ { \ rm gl } _ n ( q ) $, where $ \ ell \ nmid q $. we also give a sufficient condition on general $ \ ell $ - blocks of $ { \ rm gl }... | arxiv:2302.12129 |
& = b \ cdot e & & { \ text { ( } } e { \ text { is the identity element ) } } \ \ & = b \ cdot ( a \ cdot c ) & & { \ text { ( } } c { \ text { and } } a { \ text { are inverses of each other ) } } \ \ & = ( b \ cdot a ) \ cdot c & & { \ text { ( associativity ) } } \ \ & = e \ cdot c & & { \ text { ( } } b { \ text {... | https://en.wikipedia.org/wiki/Group_(mathematics) |
we calculate the ohmic and hall conductivities from linear response theory in a system consisting of the intersection of nc dp - branes and nf < < n _ c dq - branes. agreement is found between previous results found in a macroscopic approach comparing induced currents with external electric fields. the issue of how to ... | arxiv:0911.4976 |
investigation of dynamical excitations is difficult but crucial to the understanding of many exotic quantum phenomena discovered in quantum materials. this is particularly true for highly frustrated quantum antiferromagnets whose dynamical properties deviate strongly from theoretical predictions made based on the spin ... | arxiv:2201.12121 |
wi - fi ( ) is a family of wireless network protocols based on the ieee 802. 11 family of standards, which are commonly used for local area networking of devices and internet access, allowing nearby digital devices to exchange data by radio waves. these are the most widely used computer networks, used globally in home ... | https://en.wikipedia.org/wiki/Wi-Fi |
we investigate the spectrum and eigenstates of ultracold fermionic atoms in the bilayer honeycomb optical lattice. in the low energy approximation, the dispersion relation has parabolic form and the quasiparticles are chiral. in the presence of the effective magnetic field, which is created for the system with optical ... | arxiv:0905.3035 |
an emerging optimisation problem from the real - world applications, named the multi - point dynamic aggregation ( mpda ) problem, has become one of the active research topics of the multi - robot system. this paper focuses on a multi - objective mpda problem which is to design an execution plan of the robots to minimi... | arxiv:2105.04934 |
since their discovery, the infinite - layer nickelates have been regarded as an appealing system for gaining deeper insights into high temperature superconductivity ( htsc ). however, the synthesis of superconducting samples has been proved to be challenging. here, we develop an ultrahigh vacuum ( uhv ) $ { \ mathrm { ... | arxiv:2401.15979 |
in 5g networks, a radio over fiber architecture utilizing multicore fibers can be adopted for the transmission of mmwave signals feeding phased array antennas. the mmwave signals undergo phase shifts imposed by optical true time delay networks, to provide squint free beams. multicore fibers are used to transfer the pha... | arxiv:2102.04813 |
we investigate non - equilibrium turbulence where the non - dimensionalised dissipation coefficient $ c _ { \ varepsilon } $ scales as $ c _ { \ varepsilon } \ sim re _ { m } ^ { m } / re _ { \ ell } ^ { n } $ with $ m \ approx 1 \ approx n $ ( $ re _ m $ and $ re _ { \ ell } $ are global / inlet and local reynolds num... | arxiv:1307.5901 |
we derive a bound on the precision of state estimation for finite dimensional quantum systems and prove its attainability in the generic case where the spectrum is non - degenerate. our results hold under an assumption called local asymptotic covariance, which is weaker than unbiasedness or local unbiasedness. the deri... | arxiv:1802.07587 |
in this paper we present a pipeline using stereo images in order to automatically identify, track in 3d fish, and measure fish population. | arxiv:2312.07357 |
we study $ u ( n ) _ k $ chern - simons theory coupled to fundamental fermions and scalars in a large $ n $ ` t hooft limit. we compute the thermal free energy at high temperature, as well as two - and three - point functions of simple gauge - invariant operators. our findings support various dualities between chern - ... | arxiv:1910.07484 |
cyberbullying is a pervasive problem in online communities. to identify cyberbullying cases in large - scale social networks, content moderators depend on machine learning classifiers for automatic cyberbullying detection. however, existing models remain unfit for real - world applications, largely due to a shortage of... | arxiv:2004.01820 |
data silos, mainly caused by privacy and interoperability, significantly constrain collaborations among different organizations with similar data for the same purpose. distributed learning based on divide - and - conquer provides a promising way to settle the data silos, but it suffers from several challenges, includin... | arxiv:2309.04236 |
we study the nucleon matrix elements of the quark scalar - density operator using maximally twisted mass fermions with dynamical light ( $ u $, $ d $ ), strange and charm degrees of freedom. we demonstrate that in this setup the nucleon matrix elements of the light and strange quark densities can be obtained with good ... | arxiv:1202.1480 |
copulas. we study the model risk of multivariate risk models in a comprehensive empirical study on copula - garch models used for forecasting value - at - risk and expected shortfall. to determine whether model risk inherent in the forecasting of portfolio risk is caused by the candidate marginal or copula models, we a... | arxiv:2109.10946 |
image fusion typically employs non - invertible neural networks to merge multiple source images into a single fused image. however, for clinical experts, solely relying on fused images may be insufficient for making diagnostic decisions, as the fusion mechanism blends features from source images, thereby making it diff... | arxiv:2403.15769 |
we reminisce on the first steps of the cosmology community in portugal, which can be traced back to about 20 years ago, and discuss its achievements and current specificities. we also reflect on the aspirations, hopes and challenges for the future. | arxiv:physics/0612066 |
delay - coupled networks are investigated with nonidentical delay times and the effects of such heterogeneity on the emergent dynamics of complex systems are characterized. a simple decomposition method is presented that decouples the dynamics of the network into node - size modal equations in the vicinity of equilibri... | arxiv:1305.6771 |
in 1938, morse and hedlund proved that the subword complexity function of an infinite word is either bounded or at least linearly growing. in 1982, ehrenfeucht and rozenberg proved that this gap property holds for the subword complexity function of any language. the aim of the present paper is to present a self - conta... | arxiv:0903.1627 |
pagedattention is a popular approach for dynamic memory allocation in llm serving systems. it enables on - demand allocation of gpu memory to mitigate kv cache fragmentation - - a phenomenon that crippled the batch size ( and consequently throughput ) in prior systems. however, in trying to allocate physical memory at ... | arxiv:2405.04437 |
an important problem in fiber - optic communications is to invert the nonlinear schr \ " odinger equation in real time to reverse the deterministic effects of the channel. interestingly, the popular split - step fourier method ( ssfm ) leads to a computation graph that is reminiscent of a deep neural network. this obse... | arxiv:1804.02799 |
these are the proceedings of the second international workshop on safe control of autonomous vehicles, which took place on the 10th of april 2018 in porto, portugal as an affiliated workshop of cspweek. the task of this workshop is to identify open research problems, discuss recent achievements, bring together research... | arxiv:1804.03406 |
we prove the 3 - fold dt / pt correspondence for k - theoretic vertices via wall - crossing techniques. we provide two different setups, following mochizuki and following joyce ; both reduce the problem to q - combinatorial identities on word rearrangements. an important technical step is the construction of symmetric ... | arxiv:2311.15697 |
we investigate the temporal evolution of the electronic states at the bismuth ( 111 ) surface by means of time and angle resolved photoelectron spectroscopy. the binding energy of bulk - like bands oscillates with the frequency of the $ a _ { 1g } $ phonon mode whereas surface states are insensitive to the coherent dis... | arxiv:1112.3949 |
we propose a new method for projective dependency parsing based on headed spans. in a projective dependency tree, the largest subtree rooted at each word covers a contiguous sequence ( i. e., a span ) in the surface order. we call such a span marked by a root word \ textit { headed span }. a projective dependency tree ... | arxiv:2108.04750 |
because of the herschel and planck satellite missions, there is strong interest in the interpretation the sub - millimetre dust spectra from interstellar clouds. much work has been done to understand the dependence between the spectral index beta _ obs and the colour temperature t _ c that is partly caused by the noise... | arxiv:1203.2263 |
shokurov ' s acc conjecture says that the set of all log canonical thresholds on varieties of bounded dimension satisfies the ascending chain condition. this conjecture was proved for log canonical thresholds on smooth varieties in [ em1 ]. here we use this result and inversion of adjunction to establish the conjecture... | arxiv:0811.4642 |
we carried out a systematic study of full - orbit phase curves for known transiting systems in the northern ecliptic sky that were observed during year 2 of the tess primary mission. we applied the same methodology for target selection, data processing, and light - curve fitting as we did in our year 1 study. out of th... | arxiv:2106.02610 |
the mathematical structure of realist quantum theories has given rise to a debate about how our ordinary 3 - dimensional space is related to the 3n - dimensional configuration space on which the wave function is defined. which of the two spaces is our ( more ) fundamental physical space? i review the debate between 3n ... | arxiv:2110.14531 |
we have developed a quantitative model for the creation of cytoplasmic ca2 + gradients near the inner surface of the plasma membrane ( pm ). in particular we simulated the refilling of the sarcoplasmic reticulum ( sr ) via pm - sr junctions during asynchronous [ ca2 + ] oscillations in smooth muscle cells of the rabbit... | arxiv:q-bio/0603001 |
this study presents constructions of the space - time conservation element and solution element ( cese ) methods to accommodate adaptive unstructured quadrilateral meshes. subsequently, a novel algorithm is devised to effectively manage the mesh adaptation process for staggered schemes, leveraging a unique cell - tree ... | arxiv:2409.01562 |
based on definitions, two joint - criteria, namely, the optical - thin constraint and the energy budget constraint, are proposed to judge whether the emission nature of radio pulsars is incoherent or obligatory to be coherent. we find that the widely accepted criterion, $ kt _ b \ le \ epsilon $, is not a rational crit... | arxiv:astro-ph/9902072 |
we present the study of a quantum controlled - controlled - not gate, implemented in a chain of three nuclear spins weakly ising interacting between all of them, that is, taking into account first and second neighbor spin interactions. this implementation is done using a single resonant $ \ pi $ - pulse on the initial ... | arxiv:quant-ph/0608147 |
we study the elastic wave system in three spatial dimensions. for admissible harmonic elastic materials, we prove a desired low - regularity local well - posedness result for the corresponding elastic wave equations. for such materials, we can split the dynamics into the divergence - part and the curl - part, and each ... | arxiv:2411.15886 |
we apply geometric arbitrage theory to obtain results in mathematical finance, which do not need stochastic differential geometry in their formulation. first, for a generic market dynamics given by a multidimensional it \ ^ o ' s process we specify and prove the equivalence between ( nflvr ) and expected utility maximi... | arxiv:1904.11565 |
low - dimensional materials are susceptible to electronic instabilities such as charge density waves ( cdws ), originating from a divergence in the lindhard electron response function, combined with a finite electron - phonon coupling strength. in this report, we present a detailed characterisation of the cdw in the qu... | arxiv:2405.09461 |
the hermitian veronesean in $ pg ( 3, q ^ 2 ) $, given by $ \ mathcal { v } : = \ { ( 1, x, x ^ q, x ^ { q + 1 } ) : x \ in \ mathbb { f } _ q \ } \ cup \ { ( 0, 0, 0, 1 ) \ } $, is a well - studied rational curve, and forms a { \ em special } set of the hermitian surface $ h ( 3, q ^ 2 ) $. in this paper, we give two ... | arxiv:2505.05827 |
in this paper, we consider the maximization of a probability $ \ mathbb { p } \ { \ zeta \ mid \ zeta \ in \ mathbf { k } ( \ mathbf x ) \ } $ over a closed and convex set $ \ mathcal x $, a special case of the chance - constrained optimization problem. we define $ \ mathbf { k } ( \ mathbf x ) $ as $ \ mathbf { k } ( ... | arxiv:1802.09682 |
we provide a way for embedding a 4 - dimensional geometry corresponding to the simpson visser ( sv ) spacetime which is capable of representing a traversable wormhole, a one - way wormhole, or a regular black hole into a randall - sundrum setup. to achieve this, we linearly deform the bulk geometry and the bulk matter ... | arxiv:2405.08048 |
we demonstrate a method for preparing and detecting all eigenstates of a three - level microwave dressed system with a single trapped ion. the method significantly reduces the experimental complexity of gate operations with dressed - state qubits, as well as allowing all three of the dressed - states to be prepared and... | arxiv:1409.1696 |
this paper introduces a cost - efficient active learning ( al ) framework for classification, featuring a novel query design called candidate set query. unlike traditional al queries requiring the oracle to examine all possible classes, our method narrows down the set of candidate classes likely to include the ground -... | arxiv:2502.06209 |
we give an introduction to the theory of initial ideals and initial algebras with emphasis on the transfer of structural properties. | arxiv:math/0308102 |
this paper presents the first results of comparison of planck along with iras data with green bank telescope 21 - cm observations in 14 fields covering more than 800 square degrees at high galactic latitude. galactic dust emission for fields with average hi column density lower than 2 x 10 ^ 20 cm ^ - 2 is well correla... | arxiv:1101.2036 |
wolpert ' s cosine formula on teichm \ " uller space gives the weil - petersson poisson bracket $ \ { l _ \ alpha, l _ \ beta \ } $ for geodesic length functions $ l _ \ alpha, l _ \ beta $ of closed curves $ \ alpha, \ beta $ as the sum of the cosines of the angle of intersection of the associated geodesics. this was ... | arxiv:1502.05975 |
in recent years, deep learning based object detection methods have achieved promising performance in controlled environments. however, these methods lack sufficient capabilities to handle underwater object detection due to these challenges : ( 1 ) images in the underwater datasets and real applications are blurry whils... | arxiv:2010.10006 |
it is well known that if $ g $ is a group and $ h $ is a normal subgroup of $ g $ of finite index $ k $, then $ x ^ k \ in h $ for every $ x \ in g $. we examine finite groups $ g $ with the property that $ x ^ k \ in h $ for every subgroup $ h $ of $ g $, where $ k $ is the index of $ h $ in $ g $. we prove that a fin... | arxiv:2407.05498 |
it is generally believed that the de broglie - bohm model does not admit a particle interpretation for massive relativistic spin - 0 particles, on the basis that particle trajectories cannot be defined. we show this situation is due to the fact that in the standard ( canonical ) representation of the klein - gordon equ... | arxiv:2207.14646 |
we report the direct comparison between the stabilities of two mobile absolute gravimeters of different technology : the lne - syrte cold atom gravimeter and fg5x \ # 216 of the universit \ ' e du luxembourg. these instruments rely on two different principles of operation : atomic and optical interferometry. the compar... | arxiv:1406.5134 |
it is well known that hyperspectral images ( hsi ) contain rich spatial - spectral contextual information, and how to effectively combine both spectral and spatial information using dnn for hsi classification has become a new research hotspot. compared with cnn with square kernels, gcn have exhibited exciting potential... | arxiv:2110.03346 |
in carbon capture and sequestration, building an effective monitoring method is a crucial step to detect and respond to co2 leakage. co2 leakage detection methods rely on geophysical observations and monitoring sensor network. however, traditional methods usually require physical models to be interpreted by experts, an... | arxiv:1810.05932 |
we study the stable norm on the first homology of a closed, non - orientable surface equipped with a riemannian metric. we prove that in every conformal class there exists a metric whose stable norm is polyhedral. furthermore the stable norm is never strictly convex if the first betti number of the surface is greater t... | arxiv:math/0703667 |
the null geodesics of the regular and rotating magnetically charged black hole in a non - minimally coupled einstein - yang - mills theory surrounded by a plasma medium is studied. the effect of magnetic charge and yang - mills parameter on the effective potential and radius of photon orbits has investigated. we then s... | arxiv:2207.10717 |
in this work, we study the pseudo - riemannian submanifolds of a pseudo - sphere with 1 - type pseudo - spherical gauss map. first, we classify the lorentzian surfaces in a 4 - dimensional pseudo - sphere $ \ mathbb { s } ^ 4 _ s ( 1 ) $ with index s, $ s = 1, 2 $, and having harmonic pseudo - spherical gauss map. then... | arxiv:1510.08399 |
we report magnetization, heat capacity and electrical resistivity for a newly discovered heavy fermion ( hf ) compound $ \ mathrm { ybv _ 6sn _ 6 } $ which is crystallized in a hexagonal $ \ mathrm { hffe _ 6ge _ 6 } $ - type structure, highlighted by the stacking of triangular ytterbium sublattice and kagome vanadium ... | arxiv:2210.12117 |
we introduce an analog of part of the langlands - shahidi method to the p - adic setting, constructing reciprocals of certain p - adic l - functions using the nonconstant terms of the fourier expansions of eisenstein series. we carry out the method for the group sl ( 2 ), and give explicit p - adic measures whose melli... | arxiv:1001.1913 |
the nonlinear dynamics of resistive flow with a chemical reaction is studied. proceeding from the lagrangian description, the influence of a chemical reaction on the development of fluid singularities is considered. | arxiv:1504.04205 |
despite strong evidence for the existence of large amounts of dark matter ( dm ) in our universe, there is no direct indication of its presence in our own solar system. all estimates of the local dm density rely on extrapolating results on much larger scales. we demonstrate for the first time the possibility of simulta... | arxiv:2004.01621 |
this review presents an overview of the current research in kinetic exchange models for opinion formation in a society. the review begins with a brief introduction to previous models and subsequently provides an in - depth discussion of the progress achieved in the biswas - chatterjee - sen model proposed in 2012, also... | arxiv:2304.03575 |
the way theorem establishes an important constraint that conservation laws impose on quantum mechanical measurements. we formulate the way theorem in the broader context of resource theories, where one is constrained to a subset of quantum mechanical operations described by a symmetry group. establishing connections wi... | arxiv:1209.0921 |
cosmic variance is the intrinsic scatter in the number density of galaxies due to fluctuations in the large - scale dark matter density field. in this work, we present a simple analytic model of cosmic variance in the high redshift universe ( $ z \ sim5 - 15 $ ). we assume that galaxies grow according to the evolution ... | arxiv:2009.05059 |
it has been proposed that interactions lead to ferromagnetism on a zigzag edge of a graphene sheet. while not yet directly studied experimentally, dramatically improving techniques for making and studying clean zigzag edges may soon make this possible. so far, most theoretical investigations of this claim have been bas... | arxiv:1702.00452 |
we present preliminary results of numerical simulations of dissipationless merging of stellar systems, aimed at exploring the consequences of merging between gas free, spheroidal systems. in particular, we study the dynamical and structural characteristics of hierarchical merging between equal mass stellar systems, and... | arxiv:astro-ph/0112133 |
we investigate the mechanical stability of bose - fermi mixtures at zero temperature in the presence of a tunable feshbach resonance, which induces a competition between boson condensation and boson - fermion pairing when the boson density is smaller than the fermion density. using a many - body diagrammatic approach v... | arxiv:2504.06681 |
we propose the quantum simulation of a fermion and an antifermion field modes interacting via a bosonic field mode, and present a possible implementation with two trapped ions. this quantum platform allows for the scalable add - up of bosonic and fermionic modes, and represents an avenue towards quantum simulations of ... | arxiv:1107.5233 |
neutrinos can undergo fast flavor conversions ( ffcs ) within extremely dense astrophysical environments such as core - collapse supernovae ( ccsne ) and neutron star mergers ( nsms ). in this study, we explore ffcs in a \ emph { multi - energy } neutrino gas, revealing that when the ffc growth rate significantly excee... | arxiv:2401.17424 |
stepped - wedge cluster randomized trials ( sw - crts ) are traditionally analyzed with models that assume an immediate and sustained treatment effect. previous work has shown that making such an assumption in the analysis of sw - crts when the true underlying treatment effect varies by exposure time can produce severe... | arxiv:2409.14706 |
geo - reactor models suggest the existence of natural nuclear reactors at different deep - earth locations with loosely defined output power. reactor fission products undergo beta decay with the emission of electron antineutrinos, which routinely escape the earth. neutrino mixing distorts the energy spectrum of the ele... | arxiv:0905.0523 |
modeling distributions that depend on external control parameters is a common scenario in diverse applications like molecular simulations, where system properties like temperature affect molecular configurations. despite the relevance of these applications, existing solutions are unsatisfactory as they require severely... | arxiv:2410.19492 |
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