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over the past decade, integrated quantum photonic technologies have shown great potential as a platform for studying quantum phenomena and realizing large - scale quantum information processing. recently, there have been proposals for utilizing waveguide lattices to implement quantum gates, providing a more compact and... | arxiv:2405.13654 |
we use the immersed curves description of bordered floer homology to study $ d $ - invariants of double branched covers $ \ sigma _ 2 ( l ) $ of arborescent links $ l \ subset s ^ 3 $. we define a new invariant $ \ delta _ { sym } $ of bordered $ \ mathbb { z } _ 2 $ - homology solid tori from an involution of the asso... | arxiv:2408.02857 |
unique transformation properties under the hyperspherical inversion of a partial differential equation describing a stationary scalar wave in an $ n $ - dimensional ( $ n \ geqslant2 $ ) maxwell fish - eye medium are exploited to construct a closed form of the green ' s function for that equation. for those wave number... | arxiv:1107.1466 |
a microscopic model for a translational brownian motor, dubbed as brownian translator, is introduced. it is inspired by the brownian gyrator of filliger and reimann ( filliger and reimann 2007 ). the brownian translator consists of a spatially asymmetric object moving freely along a line due to perpetual collisions wit... | arxiv:2312.13158 |
inspired by an example of gueritaud - kassel [ geom. topol. 2017 ], we construct a family of infinitely generated discontinuous groups $ \ gamma $ for the 3 - dimensional anti - de sitter space $ \ mathrm { ads } ^ { 3 } $. these groups are not necessarily sharp ( a kind of " strong " properly discontinuous condition i... | arxiv:1907.09303 |
the formation of pulses of surface electromagnetic waves in a metal / dielectric interface is considered in the process of cooperative decay of excitons of quantum dots distributed near a metal surface in a dielectric layer. it is shown that the efficiency of exciton energy transfer to excited plasmons can be increased... | arxiv:1702.06721 |
using a single particle density distribution for a system of self - gravitating particles which ultimately forms a black hole, we from a condensed matter point of view derive the schwarzschild radius and by including the quantum mechanical exchange energy we find a small correction to the schwarzschild radius, which we... | arxiv:physics/0703173 |
we use the new nilpotent formulation of open - closed string field theory to explore the limit where the number $ n $ of identical d - branes of the starting background is large. by reformulating the theory in terms of the ' t hooft coupling $ \ lambda = \ kappa n $, where $ \ kappa $ is the string coupling constant, w... | arxiv:2305.02844 |
protocols for non - adiabatic quantum control often require the use of classical time varying fields. assessing the thermodynamic cost of such protocols, however, is far from trivial. in this letter we study the irreversible entropy produced by the classical apparatus generating the control fields, thus providing a dir... | arxiv:2204.03012 |
the recently released gpt - 4 code interpreter has demonstrated remarkable proficiency in solving challenging math problems, primarily attributed to its ability to seamlessly reason with natural language, generate code, execute code, and continue reasoning based on the execution output. in this paper, we present a meth... | arxiv:2310.03731 |
using the latest data pertaining to \ bar u - \ bar d asymmetry and the spin polarization functions, detailed implications of the possible values of the coupling strength of the singlet goldstone boson \ eta ' have been investigated in the \ chicqm with configuration mixing. using \ delta u, \ delta _ 3, \ bar u - \ ba... | arxiv:hep-ph/0505224 |
a key challenge for autonomous vehicles is to navigate in unseen dynamic environments. separating moving objects from static ones is essential for navigation, pose estimation, and understanding how other traffic participants are likely to move in the near future. in this work, we tackle the problem of distinguishing 3d... | arxiv:2206.04129 |
in this paper, for a given conservative solution, we introduce a set of auxiliary variables tailored to this particular solution, and prove that these variables satisfy a particular semilinear system having unique solutions. in turn, we get the uniqueness of the conservative solution in the original variables. | arxiv:2310.15726 |
large neural networks excel in many domains, but they are expensive to train and fine - tune. a popular approach to reduce their compute or memory requirements is to replace dense weight matrices with structured ones ( e. g., sparse, low - rank, fourier transform ). these methods have not seen widespread adoption ( 1 )... | arxiv:2204.00595 |
taking advantage of the known analytic expression of the eigenfunctions and eigenenergies of the morse hamiltonian, explicit expressions are found for the scattering length $ a $ and the effective range $ r _ e $ which determine the s - wave scattering of ultracold atoms. the effects on $ a $ and $ r _ e $ of consideri... | arxiv:1203.1285 |
person reidentification ( reid ) refers to the task of verifying the identity of a pedestrian observed from nonoverlapping views in a surveillance camera network. it has recently been validated that reranking can achieve remarkable performance improvements in person reid systems. however, current reranking approaches e... | arxiv:1805.07698 |
this work introduces weaver, our first family of large language models ( llms ) dedicated to content creation. weaver is pre - trained on a carefully selected corpus that focuses on improving the writing capabilities of large language models. we then fine - tune weaver for creative and professional writing purposes and... | arxiv:2401.17268 |
non - holonomic constraints, both in the lagragian and hamiltonian formalism, are discussed from the geometrical viewpoint of implicit differential equations. a precise statement of both problems is presented remarking the similarities and differences with other classical problems with constraints. in our discussion, a... | arxiv:math-ph/0104021 |
the drastic increase of data quantity often brings the severe decrease of data quality, such as incorrect label annotations, which poses a great challenge for robustly training deep neural networks ( dnns ). existing learning \ mbox { methods } with label noise either employ ad - hoc heuristics or restrict to specific ... | arxiv:2101.05467 |
a hybrid numerical model previously developed for combustion simulations is extended in this article to describe flame propagation and stabilization in porous media. the model, with a special focus on flame / wall interaction processes, is validated via corresponding benchmarks involving flame propagation in channels w... | arxiv:2304.05657 |
the quantum approximate optimization algorithm ( qaoa ) is one of the canonical algorithms designed to find approximate solutions to combinatorial optimization problems in current noisy intermediate - scale quantum ( nisq ) devices. it is an active area of research to exhibit its speedup over classical algorithms. the ... | arxiv:2312.06181 |
. two special cases of this, which are also involutions, are the bitwise not operation which is xor with an all - ones value, and stream cipher encryption, which is an xor with a secret keystream. this predates binary computers ; practically all mechanical cipher machines implement a reciprocal cipher, an involution on... | https://en.wikipedia.org/wiki/Involution_(mathematics) |
class imbalance is a major problem in many real world classification tasks. due to the imbalance in the number of samples, the support vector machine ( svm ) classifier gets biased toward the majority class. furthermore, these samples are often observed with a certain degree of noise. therefore, to remove these problem... | arxiv:2309.15886 |
we propose a lens for atoms with reduced chromatic aberrations and calculate its focal length and spot size. in our scheme a two - level atom interacts with a near - resonant standing light wave formed by two running waves of slightly different wave vectors, and a far - detuned running wave propagating perpendicular to... | arxiv:1211.7220 |
non - gaussianity of the cosmological matter density field can be largely reduced by a local gaussianization transformation ( and its approximations such as the logrithmic transformation ). such behavior can be recasted as the gaussian copula hypothesis, and has been verified to very high accuracy at two - point level.... | arxiv:2006.06182 |
we develop a new dynamical model for high energy heavy - ion collisions in the beam energy region of the highest net - baryon densities on the basis of non - equilibrium microscopic transport model jam and macroscopic 3 + 1d hydrodynamics by utilizing a dynamical initialization method. in this model, dynamical fluidiza... | arxiv:1805.09024 |
the interactions between holes in the hubbard model, in the low density, intermediate to strong coupling limit, are investigated. dressed spin polarons in neighboring sites have an increased kinetic energy and an enhanced hopping rate. both effects are of the order of the hopping integral and lead to an effective attra... | arxiv:cond-mat/9801157 |
we present a mathematica package ampred for the semi - automatic calculations of multi - loop feynman amplitudes with high efficiency and precision. ampred implements the methods of integration by parts and differential equations in the feynman - parameter representation. it allows for the calculations of general param... | arxiv:2408.06426 |
nonlinear magneto - optics is a very sensitive fingerprint of the electronic, magnetic, and atomic structure of surfaces, interfaces, and thin ferromagnetic films. analyzing theoretically the nonlinear magneto - optical kerr effect for thin films of fe ( 001 ) and at fe surfaces we demonstrate exemplarily how various e... | arxiv:cond-mat/9509013 |
we prove the existence of a berezin - engli \ v { s } quantization for cartan - hartogs domains. | arxiv:1404.1749 |
let $ ( \ phi _ t ) $, $ t \ ge 0 $, be a semigroup of holomorphic self - maps of the unit disk $ \ mathbb { d } $. let $ \ omega $ be its koenigs domain and $ \ tau \ in \ partial \ mathbb { d } $ be its denjoy - wolff point. suppose that $ 0 \ in \ omega $ and let $ \ omega ^ \ sharp $ be the steiner symmetrization o... | arxiv:2503.20447 |
semantic segmentation of aerial videos has been extensively used for decision making in monitoring environmental changes, urban planning, and disaster management. the reliability of these decision support systems is dependent on the accuracy of the video semantic segmentation algorithms. the existing cnn based video se... | arxiv:2011.14284 |
we provide bounds for the product of the lengths of distinguished shortest paths in a finite network induced by a triangulation of a topological planar quadrilateral. | arxiv:math/0511289 |
by modeling the stripe phase in cuprates as spin gapped stripes coupled to the rvb liquid of preformed electron pairs, i derive the low energy effective theory of the rvb phase variable. it is found that the effect of stripe dynamics ( including both longitudinal and transverse modes ) leads to incipient temporal phase... | arxiv:cond-mat/0002232 |
the importance of finite - size effects for the electronic structure of long zigzag and armchair carbon nanotubes is studied. we analyze the electronic structure of capped ( 6, 6 ), ( 8, 0 ), and ( 9, 0 ) single walled carbon nanotubes as a function of their length up to 60 nm, using a divide and conquer density functi... | arxiv:physics/0609091 |
results are presented of extended and refined optical identification of 181 radio / x - ray sources in the rass - green bank ( rgb ) catalog which have been spectroscopically observed in the sloan digital sky survey ( sdss ) dr5. for 72 sources, the identifications for are presented for the first time. it is confirmed ... | arxiv:0906.1361 |
understanding the internal spin structure of the nucleon still remains a challenge in strong interaction physics. transversity, which describes the transverse spin structure of quarks in a transversely polarized proton, is poorly constrained by experimental data. since it is chiral - odd, it can only be accessed throug... | arxiv:2203.00180 |
in this paper we study the effects of noise on the bipower variation ( bpv ), realized volatility ( rv ) and testing for co - jumps in high - frequency data under the small noise framework. we first establish asymptotic properties of the bpv in this framework. in the presence of the small noise, the rv is asymptoticall... | arxiv:1605.02621 |
we present new hst ultraviolet color - magnitude diagrams of 5 massive galactic globular clusters : ngc 2419, ngc 6273, ngc 6715, ngc 6388, and ngc 6441. these observations were obtained to investigate the " blue hook " phenomenon previously observed in uv images of the globular clusters omega cen and ngc 2808. blue ho... | arxiv:1006.1591 |
since the advent of chatbots in the commercial sector, they have been widely employed in the customer service department. typically, these commercial chatbots are retrieval - based, so they are unable to respond to queries absent in the provided dataset. on the contrary, generative chatbots try to create the most appro... | arxiv:2206.04659 |
let $ w $ be a random positive definite symmetric matrix distributed according to a real wishart distribution and let $ w ^ { - 1 } = ( w ^ { ij } ) _ { i, j } $ be its inverse matrix. we compute general moments $ \ mathbb { e } [ w ^ { k _ 1 k _ 2 } w ^ { k _ 3 k _ 4 }... w ^ { k _ { 2n - 1 } k _ { 2n } } ] $ explicit... | arxiv:1004.4717 |
image description task has been invariably examined in a static manner with qualitative presumptions held to be universally applicable, regardless of the scope or target of the description. in practice, however, different viewers may pay attention to different aspects of the image, and yield different descriptions or i... | arxiv:1805.00460 |
interpreting the excesses around 750 gev in the diphoton spectra to be the signal of a new heavy scalar decaying to photons, we point out the possibility of looking for correlated signals with virtual photons. in particular, we emphasize that the effective operator that generates the diphoton decay will also generate d... | arxiv:1601.02004 |
we consider maximum likelihood estimation for both causal and noncausal autoregressive time series processes with non - gaussian $ \ alpha $ - stable noise. a nondegenerate limiting distribution is given for maximum likelihood estimators of the parameters of the autoregressive model equation and the parameters of the s... | arxiv:0908.1895 |
a key advantage of recurrent neural networks ( rnns ) over transformers is their linear computational and space complexity enables faster training and inference for long sequences. however, rnns are fundamentally unable to randomly access historical context, and simply integrating attention mechanisms may undermine the... | arxiv:2504.16795 |
we construct new axially symmetric rotating solutions of einstein - yang - mills - higgs theory. these globally regular configurations possess a nonvanishing electric charge which equals the total angular momentum, and zero topological charge, representing a monopole - antimonopole system rotating around the symmetry a... | arxiv:hep-th/0412011 |
long range wide area networks ( lorawan ) technology provides a simple solution to enable low - cost services for low power internet - of - things ( iot ) networks in various applications. the current evaluation of lorawan networks relies on simulations or early testing, which are typically time consuming and prevent e... | arxiv:2009.09397 |
this paper addresses the problem of designing ldpc decoders robust to transient errors introduced by a faulty hardware. we assume that the faulty hardware introduces errors during the message passing updates and we propose a general framework for the definition of the message update faulty functions. within this framew... | arxiv:1410.2291 |
simulation models have been informing the covid - 19 policy - making process. these models, therefore, have significant influence on risk of societal harms. but how clearly are the underlying modelling assumptions and limitations communicated so that decision - makers can readily understand them? when making claims abo... | arxiv:2005.08381 |
the nonlinear schr \ " odinger / gross - pitaevskii ( nls / gp ) equation is considered in the presence of three equally - spaced potentials. the problem is reduced to a finite - dimensional hamiltonian system by a galerkin truncation. families of oscillatory orbits are sought in the neighborhoods of the system ' s nin... | arxiv:1612.02041 |
behavioural cloning uses a dataset of demonstrations to learn a behavioural policy. to overcome various learning and policy adaptation problems, we propose to use latent space to index a demonstration dataset, instantly access similar relevant experiences, and copy behavior from these situations. actions from a selecte... | arxiv:2306.09082 |
the stability conditions for the singular vortex which accompanies majorana zero modes at the core are investigated for p - wave resonant superfluids of atomic fermi gases. within the ginzburg - landau framework we determine the stable conditions in the parameter space for the external rotation frequency and the harmon... | arxiv:0911.2964 |
motivated by the increasing availability of vehicle trajectory data, we propose learn - to - route, a comprehensive trajectory - based routing solution. specifically, we first construct a graph - like structure from trajectories as the routing infrastructure. second, we enable trajectory - based routing given an arbitr... | arxiv:1802.07980 |
we have obtained keck spectra of six candidate globular clusters ( gcs ) in the dynamically young elliptical galaxy ngc 3610, supplementing our previous keck spectra of eight confirmed gcs ( strader et al. 2003 ). five of our new candidates are confirmed to be gcs. of the thirteen gcs, eleven are located within the k b... | arxiv:astro-ph/0310611 |
we prove the transportation inequality with the uniform norm for the laws of diffusion processes with lipschitz and / or dissipative coefficients and apply them to some singular stochastic differential equations of interest. | arxiv:1009.5251 |
we present a family of selfinjective algebras of type d, which arise from the 3 - preprojective algebras of type a by taking a $ \ mathbb { z } _ 3 $ - quotient. we show that a subset of these are themselves 3 - preprojective algebras, and that the associated 2 - representation - finite algebras are fractional calabi -... | arxiv:2403.14285 |
local correlation entropy, introduced by takens in 1983, represents the exponential decay rate of the relative frequency of recurrences in the trajectory of a point, as the embedding dimension grows to infinity. in this paper we study relationship between the supremum of local correlation entropies and the topological ... | arxiv:1612.02592 |
the de - excited energy of electron capture ( ec ) induced by magnetic field decay may be a new source for heating magnetar crust, so we do a quantitative calculation on the ec process near the outer crust and analyze their influence on persistent x - ray radiation of magnetars, adopting the experimental data or the re... | arxiv:1309.3782 |
verlinde argued \ cite { verlinde : 2016toy } that baryonic matter in de sitter universe with a hubble constant $ h $ produces a bulk contribution to the vacuum entanglement entropy $ \ delta s _ { ent } $. using the de sitter temperature $ t _ { ds } = \ frac { h } { 2 \ pi } $, he interpreted $ \ delta m $ in the fir... | arxiv:1702.08590 |
we show that nonlinear response of a quantum oscillator displays antiresonant dips and resonant peaks with varying frequency of the driving field. the effect is a consequence of special symmetry and is related to resonant multiphoton mixing of several pairs of oscillator states at a time. we also discuss escape from a ... | arxiv:quant-ph/0507261 |
we introduce joint probability trees ( jpt ), a novel approach that makes learning of and reasoning about joint probability distributions tractable for practical applications. jpts support both symbolic and subsymbolic variables in a single hybrid model, and they do not rely on prior knowledge about variable dependenci... | arxiv:2302.07167 |
we report a general macroscopic theory for the electrodynamic response of semi - infinite metals ( sims ). the theory includes the hitherto overlooked capacitive effects due to the finite spatial extension of a surface. the basic structure of this theory is independent of the particulars of electron dynamics. analytica... | arxiv:1806.08308 |
life - centred design decenters humans and considers all life and the far - reaching impacts of design decisions. however, little is known about the application of life - centred design tools in practice and their usefulness and limitations for con - sidering more - than - human perspectives. to address this gap, we ca... | arxiv:2404.15636 |
we optimize a collision - induced cooling process for ultracold atoms in the nondegenerate regime. it makes use of a feshbach resonance, instead of rf radiation in evaporative cooling, to selectively expel hot atoms from a trap. using functional minimization we analytically show that for the optimal cooling process the... | arxiv:1412.8473 |
hybrid probabilistic logic programs can represent several scenarios thanks to the expressivity of logic programming extended with facts representing discrete and continuous distributions. the semantics for this type of programs is crucial since it ensures that a probability can be assigned to every query. here, followi... | arxiv:2109.08283 |
two - dimensional semiconducting transition metal dichalcogenides ( tmdcs ) like molybdenum disulfide ( mos2 ) are generating significant excitement due to their unique electronic, chemical, and optical properties. covalent chemical functionalization represents a critical tool for tuning the properties of tmdcs for use... | arxiv:1802.09818 |
the last few years have seen an explosion of interest in hydrodynamic effects in interacting electron systems in ultra - pure materials. one such material, graphene, is not only an excellent platform for the experimental realization of the hydrodynamic flow of electrons, but also allows for a controlled derivation of t... | arxiv:2207.10004 |
we study integrable systems on double lie algebras in absence of ad - invariant bilinear form by passing to the semidirect product with the $ \ tau $ - representation. we show that in this stage a natural ad - invariant bilinear form does exist, allowing for a straightforward application of the aks theory, and giving r... | arxiv:1405.4340 |
we report the first results of star counts carried out with the national astronomical observatories ( naoc ) 60 / 90 cm schmidt telescope in 15 intermediate - band filters from 3000 to 10000 { \ aa } in the batc survey. we analyze a sample of over 1400 main sequence stars ( $ 14 \ le $ v $ \ le21 $ ), which lie in the ... | arxiv:astro-ph/0304431 |
depth - averaged shallow water models are widely used for the large - scale simulation of tidal turbine arrays. the relatively low computational complexity of this approach allows for layout optimisations aimed at improving the total array power output as well as an assessment of large - scale environmental impacts. in... | arxiv:1810.09827 |
we investigate the morphology and mechanics of a naturally curved elastic arch loaded at its center and frictionally supported at both ends on a flat, rigid substrate. through systematic numerical simulations, we classify the observed behaviors of the arch into three distinct types of configurations in terms of the arc... | arxiv:2311.11504 |
we give a precise and concise formulation of the orientifold construction in type ii superstring theory. our results include anomaly cancellation on the worldsheet and a spacetime computation of the background ramond - ramond charge. | arxiv:0906.0795 |
small - field inflation ( sfi ) is widely considered to be unnatural because an extreme fine - tuning of the initial condition is necessary for sufficiently large e - folding. in this paper, we show that the unnaturally - looking initial condition can be dynamically realised without any fine - tuning if the sfi occurs ... | arxiv:1511.05923 |
this thesis proposes techniques aiming to make blockchain technologies and smart contract platforms practical by improving their scalability, latency, and privacy. this thesis starts by presenting the design and implementation of chainspace, a distributed ledger that supports user defined smart contracts and execute us... | arxiv:2102.12273 |
, the blue sgb, and the faint bss, respectively. | arxiv:astro-ph/0308469 |
methane brown dwarfs, i. e. objects similar to the low mass star gliese 229b, are characterized by very unusual colours : j - k < ~ 0 and i - j > ~ 5. an analysis of the eso public images, which cover an area of 37 sq. arcmin in the three filters, yields one clear methane dwarf candidate with j = 20. 2 and two fainter ... | arxiv:astro-ph/9910051 |
in this work, a novel approach for the detection and localisation of nonlinear guided waves often associated with the presence of damage in structural components is proposed. the method is active and consists of a piezoelectric transducer bonded to the inspected structure exciting a narrow frequency band wave packet an... | arxiv:2406.17370 |
timed basic parallel processes ( tbpp ) extend communication - free petri nets ( aka. bpp or commutative context - free grammars ) by a global notion of time. tbpp can be seen as an extension of timed automata ( ta ) with context - free branching rules, and as such may be used to model networks of independent timed aut... | arxiv:1907.01240 |
in this paper a proposal is made of an adaptive coupling function for achieving synchronization between two lasers subject to optical feedback. such a control scheme requires knowledge of the systems ' parameters. for the first time we demonstrate that when these parameters are not available on - line parameter estimat... | arxiv:nlin/0404053 |
matrix completion is an important area of research in recommender systems. recent methods view a rating matrix as a user - item bi - partite graph with labeled edges denoting observed ratings and predict the edges between the user and item nodes by using the graph neural network ( gnn ). despite their effectiveness, th... | arxiv:2403.04504 |
we revisited a model for charmonium hybrid meson with a magnetic gluon [ yu. s. kalashnikova and a. v. nefediev, phys. rev. d { \ bf 77 }, 054025 ( 2008 ) ] and improved the numerical calculations. these improvements support the hybrid meson interpretation of x ( 4260 ). within the same model, we computed the hybrid me... | arxiv:0903.1547 |
we present and develop a recursion scheme to construct joint eigenfunctions for the commuting analytic difference operators associated with the integrable n - particle systems of hyperbolic relativistic calogero - moser type. the scheme is based on kernel identities we obtained in previous work. in this first paper of ... | arxiv:1206.3787 |
we propose a one - dimensional ( 1d ) diffusion equation ( heat equation ) for systems in which the diffusion constant ( thermal diffusivity ) varies alternately with a spatial period $ a $. we solve the time evolution of the field ( temperature ) profile from a given initial distribution, by diagonalising the hamilton... | arxiv:2106.09945 |
this study aims to reveal what kind of topics emerged in the biomedical domain by retrospectively analyzing newly added mesh ( medical subject headings ) terms from 2001 to 2010 and how they have been used for indexing since their inclusion in the thesaurus. the goal is to investigate if the future trend of a new topic... | arxiv:2109.06675 |
in this paper we study the isomorphism classes of local, artinian, gorenstein k - algebras a whose maximal ideal m satisfies dim _ k ( m ^ 3 / m ^ 4 ) = 1 by means of macaulay ' s inverse system generalizing a recent result by j. elias and m. e. rossi. then we use such results in order to complete the description of th... | arxiv:1312.2191 |
we consider the canonical problem of influence maximization in social networks. since the seminal work of kempe, kleinberg, and tardos, there have been two largely disjoint efforts on this problem. the first studies the problem associated with learning the parameters of the generative influence model. the second focuse... | arxiv:1801.07355 |
the temperature dependence of the interlayer electrical and thermal resistivity in a layered metal are calculated for fermi liquid quasiparticles which are scattered inelastically by two - dimensional antiferromagnetic spin fluctuations. both resistivities have a linear temperature dependence over a broad temperature r... | arxiv:0809.2499 |
in this paper, phase transition of ads black holes in lorentz breaking massive gravity has been studied in the framework of holography. we find that there is a first order phase transition ( fpt ) and second order phase transition ( spt ) both in bekenstein - hawking entropy ( bhe ) - temperature plane and holographic ... | arxiv:1706.04431 |
this pictorial aims to critically consider the nature of text - to - audio and text - to - music generative tools in the context of explainable ai. as a group of experimental musicians and researchers, we are enthusiastic about the creative potential of these tools and have sought to understand and evaluate them from p... | arxiv:2408.07224 |
exact analytical calculations are performed to study the rotating magnetoelectric effect in a ground state of a coupled spin - electron model on a doubly decorated square lattice with and without presence of an external magnetic field. novel spatially anisotropic magnetic ground states emergent due to a rotation in an ... | arxiv:2311.17495 |
the observation of the kondo effect in quantum dots has provided new opportunities to finally observe the controversial kondo screening cloud. we study how screening cloud effects appear in the conductance through a quantum wire containing a quantum dot when the length of the wire is comparable to the size of the scree... | arxiv:cond-mat/0204062 |
inspired from electronic systems, topological photonics aims to engineer new optical devices with robust properties. in many cases, the ideas from topological phases protected by internal symmetries in fermionic systems are extended to those protected by crystalline symmetries. one such popular photonic crystal model w... | arxiv:2303.12617 |
following a previous work on abelian ( 2, 0 ) - gauge theories, one reassesses here the task of coupling ( 2, 0 ) relaxed yang - mills super - potentials to a ( 2, 0 ) - nonlinear sigma - model, by gauging the isotropy or the isometry group of the latter. one pays special attention to the extra " chiral - like " compon... | arxiv:hep-th/0006065 |
new estimates of the potentials of solutions to the compressible navier - stokes equations are derived. the result obtained are applied to boundary value problems for the compressible navier - stokes equations with the critical adiabatic exponents. the cancelation of concentrations of the kinetic energy density is prov... | arxiv:2212.07031 |
in recent years, unsupervised domain adaptation ( uda ) has gained significant attention in the field of natural language processing ( nlp ) owing to its ability to enhance model generalization across diverse domains. however, its application for knowledge transfer between distinct legal domains remains largely unexplo... | arxiv:2504.17264 |
we show that the use of 1, 3 - diaminopropane ( dap ) as a chemical modifier at the perovskite / electron - transport layer ( etl ) interface enhances the power conversion efficiency ( pce ) of 1. 7 ev bandgap facs mixed - halide perovskite single - junction cells, primarily by boosting the open - circuit voltage ( voc... | arxiv:2411.18756 |
single - particle electron cryomicroscopy is an essential tool for high - resolution 3d reconstruction of proteins and other biological macromolecules. an important challenge in cryo - em is the reconstruction of non - rigid molecules with parts that move and deform. traditional reconstruction methods fail in these cas... | arxiv:1907.01898 |
photonic skyrmion and meron lattices are structured light fields with topologically protected textures, analogous to magnetic skyrmions and merons. here, we report the theoretical existence of mixed skyrmion and meron quasicrystals in an evanescent optical field. topological quasiperiodic tilings of even and odd point ... | arxiv:2409.03932 |
clip ( contrastive language - image pre - training ) has attained great success in pattern recognition and computer vision. transferring clip to downstream tasks ( e. g. zero - or few - shot classification ) is a hot topic in multimodal learning. however, current studies primarily focus on either prompt learning for te... | arxiv:2501.08816 |
gravitational waves emitted by asymmetric rotating neutron stars are the primary targets of continuous gravitational - wave searches. neutron stars in binary systems are particularly interesting due to the potential for non - axisymmetric deformations induced by a companion star. however, all - sky searches for unknown... | arxiv:2409.16196 |
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