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as already known for nonrelativistic spinless particles, bopp operators give an elegant and simple way to compute the dynamics of quasiprobability distributions in the phase space formulation of quantum mechanics. in this work, we present a generalization of bopp operators for spins and apply our results to the case of... | arxiv:quant-ph/0611194 |
the complexity of a neuronal cell shape is known to be related to its function. specifically, among other indicators, a decreased complexity in the dendritic trees of cortical pyramidal neurons has been associated with mental retardation. in this paper we develop a procedure to address the characterization of morpholog... | arxiv:q-bio/0408004 |
random hyperbolic graphs have been suggested as a promising model of social networks. a few of their fundamental parameters have been studied. however, none of them concerns their spectra. we consider the random hyperbolic graph model as formalized by [ gpp12 ] and essentially determine the spectral gap of their normal... | arxiv:1606.02240 |
we provide an asymptotically tight, computationally efficient approximation of the joint spectral radius of a set of matrices using sum of squares ( sos ) programming. the approach is based on a search for an sos polynomial that proves simultaneous contractibility of a finite set of matrices. we provide a bound on the ... | arxiv:0712.2887 |
to understand the impact of low metallicities on giant molecular cloud ( gmc ) structure, we compare far infrared dust emission, co emission, and dynamics in the star - forming complex n83 in the wing of the small magellanic cloud. dust emission ( measured by spitzer as part of the s3mc and sage - smc surveys ) probes ... | arxiv:0907.2240 |
we apply a study of orders in quaternion algebras, to the differential geometry of riemann surfaces. the least length of a closed geodesic on a hyperbolic surface is called its systole, and denoted syspi _ 1. p. buser and p. sarnak constructed riemann surfaces x whose systole behaves logarithmically in the genus g ( x ... | arxiv:math/0505007 |
the chiral structure of liquid crystalline phases arises due to the intrinsic chirality of the constituent mesogens. while it is seemingly straightforward to quantify the macroscopic chirality by using, for instance, the cholesteric pitch or the optical rotatory power, it is not as simple to quantify the chirality of a... | arxiv:cond-mat/9908277 |
we uncover a form of quantum contextuality that connects maximal contextuality to boson indistinguihability in a similar way maximal nonlocality with respect to the clauser - horne - shimony - holt bell inequality is connected to maximal entanglement. unlike previous forms of photonic contextuality, this form cannot be... | arxiv:2102.00746 |
despite the close relationship between speech perception and production, research in automatic speech recognition ( asr ) and text - to - speech synthesis ( tts ) has progressed more or less independently without exerting much mutual influence on each other. in human communication, on the other hand, a closed - loop sp... | arxiv:1707.04879 |
let $ p ( n, v ) $ denote the vector space of polynomials of maximal degree less than or equal to $ n $ in $ v $ independent variables. this space is preserved by the enveloping algebra generated by a set of linear, differential operators representing the lie algebra $ gl ( v + 1 ) $. we establish the counterpart of th... | arxiv:q-alg/9701016 |
an algorithm for determining stationary periods for time series of random sea waves is proposed in this work. this is a problem in which changes between stationary sea states are usually slow and segmentation procedures based on change - point detection frequently give poor results. the method is based on a new procedu... | arxiv:1501.04050 |
clusters of galaxies need to be investigated using complementary approaches combining all currently available observational techniques ( x - ray, gravitational lensing, dynamics, sz ) on homogeneous samples if one wants to understand their evolution and physical properties. this is particularly important in order to re... | arxiv:astro-ph/0211517 |
this note adds one diminimal map on the torus to the published set of 55. it also raises to 15 the number of vertices for which all diminimal maps on the torus are known. | arxiv:1408.0428 |
adaptive quantum design is used to identify broken - symmetry quantum well potential profiles with optical response properties superior to previous ad - hoc solutions. this technique performs an unbiased stochastic search of configuration space. it allows us to engineer many - body excitonic wave functions and thus pro... | arxiv:cond-mat/0402346 |
design and analysis of mechanisms. kinematics can be used to find the possible range of motion for a given mechanism, or, working in reverse, can be used to design a mechanism that has a desired range of motion. = = = drafting = = = drafting or technical drawing is the means by which manufacturers create instructions f... | https://en.wikipedia.org/wiki/Manufacturing_engineering |
the magnetic form factor of ybinni4 has been determined via the flipping ratios r with polarized neutron diffraction and the scattering function s ( q, w ) was measured in an inelastic neutron scattering experiment. both experiments were performed with the aim to determine the crystal - field scheme. the magnetic form ... | arxiv:1012.4937 |
we report on a plan to construct a 50 - m - class single - dish telescope, the large submillimeter telescope ( lst ). the conceptual design and key science behind the lst are presented, together with its tentative specifications. this telescope is optimized for wide - area imaging and spectroscopic surveys in the 70 - ... | arxiv:1707.07407 |
in this paper, we study uniqueness problems for an entire function that shares small functions of finite order with their difference operators. in particular, we give a generalization of results in [ 2, 3, 13 ]. | arxiv:1507.08337 |
the form of realistic space - time supersymmetry is fixed, by haag - lopuszanski - sohnius theorem, either to the familiar form of poincare supersymmetry or, in massless case, to that of conformal supersymmetry. we question necessity for such strict restriction in the context of theories with broken symmetries. in part... | arxiv:0707.3026 |
we present a study aimed at understanding the physical phenomena underlying the formation and evolution of galaxies following a data - driven analysis of spectroscopic data based on the variance in a carefully selected sample. we apply principal component analysis ( pca ) independently to three subsets of continuum - s... | arxiv:2309.03274 |
the celebrated elliptic law describes the distribution of eigenvalues of random matrices with correlations between off - diagonal pairs of elements, having applications to a wide range of physical and biological systems. here, we investigate the generalization of this law to random matrices exhibiting higher - order cy... | arxiv:1812.07055 |
the local intertwining relation is an identity that gives precise information about the action of normalized intertwining operators on parabolically induced representations. we prove several instances of the local intertwining relation for quasi - split classical groups and the twisted general linear group, as they are... | arxiv:2410.13504 |
hydrogenation - induced noncollinear magnetic anisotropy is observed from the evolution of the magnetic domains in fepd alloy thin films using magneto - optic kerr effect ( moke ) microscopy. moke images reveal complicated competitions between different magnetic anisotropies during hydrogen diffusion into the film. an ... | arxiv:2112.05079 |
we present a theory of well - posedness and a priori estimates for bounded distributional ( or very weak ) solutions of $ $ \ partial _ tu - \ mathfrak { l } ^ { \ sigma, \ mu } [ \ varphi ( u ) ] = g ( x, t ) \ quad \ quad \ text { in } \ quad \ quad \ mathbb { r } ^ n \ times ( 0, t ), $ $ where $ \ varphi $ is merel... | arxiv:1706.05306 |
in this paper, we present a new approach to linearizing zero - one quadratic minimization problem which has many applications in computer science and communications. our algorithm is based on the observation that the quadratic term of zero - one variables has two equivalent piece - wise formulations, convex and concave... | arxiv:1204.4562 |
the s \ ' ersic model is the de facto standard to describe the surface brightness distribution of hot stellar systems. an important inconvenience of this analytical model is that the corresponding luminosity density and associated properties cannot be expressed using elementary functions or even standard special functi... | arxiv:1108.1618 |
camouflaged object detection ( cod ) aims to segment objects visually embedded in their surroundings, which is a very challenging task due to the high similarity between the objects and the background. to address it, most methods often incorporate additional information ( e. g., boundary, texture, and frequency clues )... | arxiv:2405.02824 |
abstraction is a key verification technique to improve scalability. however, its use for neural networks is so far extremely limited. previous approaches for abstracting classification networks replace several neurons with one of them that is similar enough. we can classify the similarity as defined either syntacticall... | arxiv:2307.10891 |
we show that very small - amplitude oscillations of a highly symmetric, spheric or cylindrical, interface ( thin membrane ) between two fluids can result in inhomogeneous instability and breaking of the interface symmetry : the frequency of the breathing vibration selects the spatial symmetry. this mechanism may govern... | arxiv:physics/0003051 |
kinetic study by thermal decomposition of antiretroviral drugs, efavirenz ( efv ) and lamivudine ( 3tc ), usually present in the hiv cocktail, can be done by individual adjustment of the solid decomposition models. however, in some cases unacceptable errors are found using this methodology. to circumvent this problem, ... | arxiv:1603.07178 |
context - free games on strings are two - player rewriting games based on a set of production rules and a regular target language. in each round, the first player selects a position of the current string ; then the second player replaces the symbol at that position according to one of the production rules. the first pl... | arxiv:1804.10292 |
we show that there exists a systematic expansion around four spatial dimensions for fermi gas in the unitarity regime. we perform the calculations to leading and next - to - leading orders in the expansion over epsilon = 4 - d, where d is the dimensionality of space. we find the ratio of chemical potential and fermi en... | arxiv:cond-mat/0604500 |
lagrangians for gauge fields and matter fields can be constructed from the infinite dimensional kac - moody algebra and group. a continuum regularization is used to obtain such generic lagrangians, which contain new nonlinear and asymmetric interactions not present in gauge theories based on compact lie groups. this te... | arxiv:hep-th/9805203 |
an $ r $ - uniform hypergraph ( $ r $ - graph for short ) is linear if any two edges intersect at most one vertex. let $ \ mathcal { f } $ be a given family of $ r $ - graphs. an $ r $ - graph $ h $ is called $ \ mathcal { f } $ - free if $ h $ does not contain any member of $ \ mathcal { f } $ as a subgraph. the tur \... | arxiv:2403.06637 |
we provide a complete description of the critical threshold phenomena for the two - dimensional localized euler - poisson equations, introduced by the authors in [ liu & tadmor, comm. math phys., to appear ]. here, the questions of global regularity vs. finite - time breakdown for the 2d restricted euler - poisson solu... | arxiv:math/0203145 |
we present an extensive contemporaneous x - ray and radio campaign performed on the repeating fast radio burst ( frb ) source frb 20220912a for eight weeks immediately following the source ' s detection by chime / frb. this includes x - ray data from xmm - newton, nicer, and swift, and radio detections of frb 20220912a... | arxiv:2408.11895 |
this paper concerns the inverse scattering problem to reconstruct a locally perturbed periodic surface. different from scattering problems with quasi - periodic incident fields and periodic surfaces, the scattered fields are no longer quasi - periodic. thus the classical method for quasi - periodic scattering problems ... | arxiv:1901.11315 |
an extensible statistical framework for detecting anomalous time series including those with heavy - tailed distributions and non - stationarity in higher - order moments is introduced based on penalized likelihood distributional regression. specifically, generalized additive models for location, scale, and shape are u... | arxiv:2002.00499 |
we consider the ultra - violet divergence structure of general noncommutative supersymmetric $ u ( n _ c ) $ gauge theories, and seek theories which are all - orders finite. | arxiv:hep-th/0109195 |
deep neural network guided monte - carlo tree search ( dnn - mcts ) is a powerful class of ai algorithms. in dnn - mcts, a deep neural network model is trained collaboratively with a dynamic monte - carlo search tree to guide the agent towards actions that yields the highest returns. while the dnn operations are highly... | arxiv:2310.05313 |
with the growing use of ml in highly consequential domains, quantifying disparity with respect to protected attributes, e. g., gender, race, etc., is important. while quantifying disparity is essential, sometimes the needs of an occupation may require the use of certain features that are critical in a way that any disp... | arxiv:2006.07986 |
the allocation of scarce spectral resources to support as many user applications as possible while maintaining reasonable quality of service is a fundamental problem in wireless communication. we argue that the problem is best formulated in terms of decision theory. we propose a scheme that takes decision - theoretic c... | arxiv:cs/0006037 |
\ mathcal { o } ( nr ) $ cost of normalizing the columns and the cost of our approximation of $ a $. | arxiv:2503.05906 |
such as 3d printers to encourage interest in stem fields. stem education can also leverage the combination of new technologies, such as photovoltaics and environmental sensors, with old technologies such as composting systems and irrigation within land lab environments. in 2006 the united states national academies expr... | https://en.wikipedia.org/wiki/Science,_technology,_engineering,_and_mathematics |
we present arguments based on the measured abundances in individual damped lyman alpha systems ( dlas ) and sub - damped lyman alpha systems ( sub - dlas ), and also the average abundances inferred in large samples of qso absorption line systems, to suggest that the amount of dust in intervening qso absorbers is small ... | arxiv:astro-ph/0608127 |
this paper considers paired operators in the context of the lebesgue hilbert space $ l ^ 2 $ on the unit circle and its subspace, the hardy space $ h ^ 2 $. the kernels of such operators, together with their analytic projections, which are generalizations of toeplitz kernels, are studied. inclusion relations between su... | arxiv:2409.02563 |
data representation plays a critical role in the performance of novelty detection ( or ` ` anomaly detection ' ' ) methods in machine learning. the data representation of network traffic often determines the effectiveness of these models as much as the model itself. the wide range of novel events that network operators... | arxiv:2006.16993 |
despite the significant advances in recent years, generative adversarial networks ( gans ) are still notoriously hard to train. in this paper, we propose three novel curriculum learning strategies for training gans. all strategies are first based on ranking the training images by their difficulty scores, which are esti... | arxiv:1910.08967 |
we give an example of a local normal domain $ r $ such that the map of grothendieck groups $ \ g ( r ) \ to \ g ( \ hat r ) $ is not injective. we also raise some questions about the kernel of that map. | arxiv:0710.5336 |
we consider the problem of minimizing the sum of two convex functions : one is the average of a large number of smooth component functions, and the other is a general convex function that admits a simple proximal mapping. we assume the whole objective function is strongly convex. such problems often arise in machine le... | arxiv:1403.4699 |
this note considers the applicability of gauss - hermite quadrature and direct numerical quadrature for computation of moment generating function ( mgf ) and the derivatives. a preprocessing using the asymptotic technique is employed while computing the characteristic function ( chf ) using gauss hermite quadrature whi... | arxiv:1606.07300 |
we present results from deep imaging linear and circular polarimetry of the massive star - forming region ngc 6334 - v. these observations show high degrees of circular polarization ( cp ), as much as 22 % in the ks band, in the infrared nebula associated with the outflow. the cp has an asymmetric positive / negative p... | arxiv:1302.2295 |
we investigate the anomalous transport in optically - induced potentials that are random in both space and time. we find that the time variation destroys anderson localization, replacing it by transport that is faster than diffusion, which in some cases can be even faster than ballistic. we relate this phenomenon to ch... | arxiv:1110.3024 |
one of the methodologies based on group dynamics is role playing ( rp ). this method consists on the simulation of a real situation, allowing its study and understanding. knowledge and technical skills are not the only prerequisites for proper practice in health sciences. rp has been used as communication skills traini... | arxiv:1605.06658 |
we use our vertical milky way disc model together with galaxia to create mock observations of stellar samples in the solar neighbourhood. we compare these to the corresponding volume complete observational samples of dereddened and binary accounted data from hipparcos and the catalogue of nearby stars. sampling the lik... | arxiv:1501.02630 |
let $ a $ be a bounded linear positive operator on a complex hilbert space $ \ mathcal { h }. $ further, let $ \ mathcal { b } _ a \ mathcal { ( h ) } $ denote the set of all bounded linear operators on $ \ mathcal { h } $ whose $ a $ - adjoint exists, and $ \ mathbb { a } $ signify a diagonal operator matrix with diag... | arxiv:2007.04804 |
this paper concentrates on the quantitative homogenization of higher - order elliptic systems with almost - periodic coefficients in bounded lipschitz domains. for coefficients which are almost - periodic in the sense of h. weyl, we establish uniform ocal $ l ^ 2 $ estimates for the approximate correctors. under an add... | arxiv:1712.01744 |
suppose that w is a finite, unitary, reflection group acting on the complex vector space v. let a = a ( w ) be the associated hyperplane arrangement of w. terao has shown that each such reflection arrangement a is free. let l ( a ) be the intersection lattice of a. for a subspace x in l ( a ) we have the restricted arr... | arxiv:1205.5430 |
we present an analytical model describing complex dynamics of a hybrid nonlinear system consisting of interacting carbon nanotubes ( cnt ) and a plasmonic metamaterial. our model is based on the set of coupled equations, which incorporates well - established density matrix formalism appropriate for quantum systems ( cn... | arxiv:1108.2646 |
it is well known that the bosonic hubbard model possesses a mott insulator phase. likewise, it is known that the dicke model exhibits a self - organized superradiant phase. by implementing an optical lattice inside of a high finesse optical cavity both models are merged such that an extended hubbard model with cavity -... | arxiv:1511.00850 |
using series expansions and spin - wave theory we calculate the spin - stiffness anisotropy $ \ rho _ { sx } / \ rho _ { sy } $ in heisenberg models on the square lattice with anisotropic couplings $ j _ x, j _ y $. we find that for the weakly anisotropic spin - half model ( $ j _ x \ approx j _ y $ ), $ \ rho _ { sx }... | arxiv:0804.0400 |
we study the spectrum of light baryons and hyperons as a function of temperature using lattice gauge theory methods. we find that masses of positive parity states are temperature independent, within errors, in the hadronic phase. the negative parity states decrease in mass as the temperature increases. above the deconf... | arxiv:1911.01449 |
many networked systems are governed by non - pairwise interactions between nodes. the resulting higher - order interaction structure can then be encoded by means of a hypernetwork. in this paper we consider dynamical systems on hypernetworks by defining a class of admissible maps for every such hypernetwork. we explain... | arxiv:2302.08974 |
the relativistic extension of non - relativistic hydrodynamics suffers from notorious difficulties. in non - relativistic hydrodynamics where difficulties also abound, it has proved a useful supplement to study lattice models which can imitate viscous fluid flow. in this paper we construct a relativistic spacetime latt... | arxiv:physics/9712018 |
decentralized finance ( defi ) took shape in 2020. an unprecedented amount of over 14 billion usd moved into defi projects offering trading, loans and insurance. but its growth has also drawn the attention of malicious actors. many projects were exploited as quickly as they launched and millions of usd were lost. while... | arxiv:2106.10740 |
we propose usim, a semantic measure for grammatical error correction ( gec ) that measures the semantic faithfulness of the output to the source, thereby complementing existing reference - less measures ( rlms ) for measuring the output ' s grammaticality. usim operates by comparing the semantic symbolic structure of t... | arxiv:1804.03824 |
this paper considers the structure of uncertain linear systems building on concepts of robust unobservability and possible controllability which were introduced in previous papers. the paper presents a new geometric characterization of the possibly controllable states. when combined with previous geometric results on r... | arxiv:1108.0488 |
using the fact that the nonintegrable phase factor can reformulate the gauge theory in terms of path dependent vector potentials, the quantization condition for the nonintegrable phase is investigated. it is shown that the path - dependent formalism can provide compact description of the flux quantization and the charg... | arxiv:1309.0715 |
reservoir computing aims to achieve high - performance and low - cost machine learning with a dynamical system as a reservoir. however, in general, there are almost no theoretical guidelines for its high - performance or optimality. this paper focuses on the reservoir computing with the kuramoto model and theoretically... | arxiv:2407.16172 |
the intensities of the three widely observed radio - wavelength hyperfine structure ( hfs ) lines between the { \ lambda } - doublet components of the rotational ground state of ch are inconsistent with lte and indicate ubiquitous population inversion. while this can be qualitatively understood assuming a pumping cycle... | arxiv:2104.04259 |
the rise with energy of the neutrino - - nucleon cross section implies that at energies above few tev the earth is becoming opaque to cosmic neutrinos. the neutrinos interact with the nucleons through the weak charged current, resulting into absorption, and the weak neutral current, which provides a redistribution of t... | arxiv:hep-ph/9603382 |
malicious anchor nodes will constantly hinder genuine and appropriate localization. discovering the malicious or vulnerable anchor node is an essential problem in wireless sensor networks ( wsns ). in wireless sensor networks, anchor nodes are the nodes that know its current location. neighboring nodes or non - anchor ... | arxiv:1412.2857 |
an electron - proton / ion collider facility ( erhic ) is under consideration at brookhaven national laboratory ( bnl ). such a new facility will require the design and construction of a new optimized detector profiting from the world ' s first ep collider facility hera at desy. the detailed design is closely coupled t... | arxiv:physics/0507095 |
the concept of pedant tree - connectivity was introduced by hager in 1985. for a graph $ g = ( v, e ) $ and a set $ s \ subseteq v ( g ) $ of at least two vertices, \ emph { an $ s $ - steiner tree } or \ emph { a steiner tree connecting $ s $ } ( or simply, \ emph { an $ s $ - tree } ) is a such subgraph $ t = ( v ', ... | arxiv:1508.07149 |
competition is the main driver of population dynamics, which shapes the genetic composition of populations and the assembly of ecological communities. neutral models assume that all the individuals are equivalent and that the dynamics is governed by demographic ( shot ) noise, with a steady state species abundance dist... | arxiv:1711.11332 |
in this paper we characterize the componentwise lexsegment ideals which are componentwise linear and the lexsegment ideals generated in one degree which are gotzmann. | arxiv:0811.4666 |
we consider a classical equation known as the $ \ phi ^ 4 $ model in one space dimension. the kink, defined by $ h ( x ) = \ tanh ( x / { \ sqrt { 2 } } ) $, is an explicit stationary solution of this model. from a result of henry, perez and wreszinski it is known that the kink is orbitally stable with respect to small... | arxiv:1506.07420 |
we prove that curvature effects in low - dimensional nanomaterials can promote the generation of topological states of matter by considering the paradigmatic example of quantum wires with rashba spin - orbit coupling, which are periodically corrugated at the nanometer scale. the effect of the periodic curvature general... | arxiv:1506.06676 |
spicules are elongated, jet - like structures that populate the solar chromosphere and are rooted in the photosphere. in recent years, high - resolution observations and advanced numerical simulations have provided insights into their properties, structures, and dynamics. however, the formation mechanism of spicules, p... | arxiv:2504.05396 |
the kepler mission began its 3. 5 - year photometric monitoring campaign in may 2009 on a select group of approximately 150, 000 stars. the stars were chosen from the ~ half million in the field of view that are brighter than 16th magnitude. the selection criteria are quantitative metrics designed to optimize the scien... | arxiv:1001.0349 |
while startup valuations are influenced by revenues, risks, age, and macroeconomic conditions, specific causality is traditionally a black box. because valuations are not disclosed, roles played by other factors ( industry, geography, and intellectual property ) can often only be guessed at. vc valuation research indic... | arxiv:2210.14518 |
we report the discovery of both intermediate - order gravity mode and low - order pressure mode pulsation in the same star, hd 209295. it is therefore both a gamma doradus and a delta scuti star, which makes it the first confirmed member of two classes of pulsating star. this object is located in a close binary system ... | arxiv:astro-ph/0110389 |
we revisit the physical pictures for the hadronization of quark - gluon plasma, concentrating on the problem of entropy production during processes where the number of degrees of freedom is seemingly reduced due to color confinement. based on observations on regge trajectories we propose not having an infinite tower of... | arxiv:1707.07912 |
a family $ \ ba _ \ a $ of differential operators depending on a real parameter $ \ a $ is considered. the problem can be formulated in the language of perturbation theory of quadratic forms. the perturbation is only relatively bounded but not relatively compact with respect to the unperturbed form. the spectral proper... | arxiv:math/0403226 |
recently, khadekar ( 2007 ) presented the solutions with uniform energy density for anisotropic spheres in bimetric theory. we present here a general analytic solution to the field equations in bimetric theory for anisotropic fluids for a general barotropic equation of state by representing equations in terms for effec... | arxiv:1107.2204 |
as an attractive candidate for dark matter, the primordial black holes ( pbhs ) in the mass range ( $ 10 ^ { 15 } \ sim 10 ^ { 16 } $ ) $ \ mathrm { g } $ could be detected via their hawking radiation, including neutrinos and antineutrinos of three flavors. in this paper, we investigate the possibility to constrain the... | arxiv:2010.16053 |
the algebraic and combinatorial theory of shuffles, introduced by chen and ree, is further developed and applied to the study of multiple zeta values. in particular, we establish evaluations for certain sums of cyclically generated multiple zeta values. the boundary case of our result reduces to a former conjecture of ... | arxiv:math/0310082 |
in this chapter we review some aspects of x - ray binaries, particularly those presenting steady jets, i. e. microquasars. because of their proximity and similarities with active galactic nuclei ( agn ), galactic jet sources are unique laboratories to test astrophysical theories of a universal scope. due to recent obse... | arxiv:1306.1792 |
financial criteria in architectural design evaluation are limited to cost performance. here, i introduce a method, automated design appraisal ( ada ), to predict the market price of a generated building design concept within a local urban context. integrating ada with 3d building performance simulations enables financi... | arxiv:2401.08645 |
we investigate classical and quantum correlations of a quantum field in the inflationary universe using a particle detector model. by considering the entanglement and correlations between two comoving detectors interacting with a scalar field, we find that the entanglement between the detectors becomes zero after their... | arxiv:1105.5212 |
while dephasing noise frequently presents obstacles for quantum devices, it can become an asset in the context of a brownian - type quantum refrigerator. here we demonstrate a novel quantum thermal machine that leverages noise - assisted quantum transport to fuel a cooling engine in steady state. the device exploits sy... | arxiv:2403.03373 |
complex, non - additive genetic interactions are common and can be critical in determining phenotypes. genome - wide association studies ( gwas ) and similar statistical studies of linkage data, however, assume additive models of gene interactions in looking for genotype - phenotype associations. these statistical meth... | arxiv:1003.0902 |
the aim of this paper is to analyze the relationship between inter - industry, intra - industry and inter - regional clustering and demand for labor by companies in portugal. is expected at the outset that there is more demand for work where the agglomeration is greater. it should be noted, as a summary conclusion, the... | arxiv:1110.5534 |
in recent years, information security essential in various arenas like internet communication, multimedia systems, medical imaging, tele - medicine and military communication. however, most of them faced with some problems such as the lack of robustness and security. in this letter, after reviewing the main points of t... | arxiv:1211.0090 |
we generalize some known results for limit groups over free groups and residually free groups to limit groups over droms raags and residually droms raags, respectively. we show that limit groups over droms raags are free - by - ( torsion - free nilpotent ). we prove that if $ s $ is a full subdirect product of type $ f... | arxiv:2104.14849 |
the nature of the effective interaction responsible for pairing in the high - temperature superconducting cuprates remains unsettled. this question has been studied extensively using the simplified single - band hubbard model, which does not explicitly consider the orbital degrees of freedom of the relevant cuo $ _ 2 $... | arxiv:2009.14235 |
we discuss the impact on the study of gluon transverse momentum dependent distributions ( tmds ) of the associated production of a lepton pair and a $ \ upsilon $ ( or a $ j / \ psi $ ) in unpolarised proton - proton collisions, $ pp \ to { \ cal q } \, \ ell \ bar { \ ell } x $, at lhc energies, where one can assume t... | arxiv:1702.00305 |
the two dimensional hubbard model with a single spin - up electron interacting with a finite density of spin - down electrons is studied using the quantum monte carlotechnique, a new conjugate gradient method for the evaluation of the edwards wavefunction ansatz, and the standard second order perturbation theory. we pe... | arxiv:cond-mat/9308001 |
the internet era has generated a requirement for low cost, anonymous and rapidly verifiable transactions to be used for online barter, and fast settling money have emerged as a consequence. for the most part, e - money has fulfilled this role, but the last few years have seen two new types of money emerge. centralised ... | arxiv:1508.04364 |
we report on a numerical observation of recurrence phenomenon in a three dimensional magneto - hydrodynamic ( mhd ) plasma for certain classes of initial flow profiles. our simulations discover such a behaviour for an initial taylor - green ( tg ) type of flow whereas under identical conditions an initial arnold - belt... | arxiv:1811.00754 |
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