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To study the possibility of a fluid-fluid phase transition, we analyze a three-dimensional soft-core isotropic potential for a one-component system. We utilize two independent numerical approaches, (i) integral equation in the…

软凝聚态物质 · 物理学 2007-05-23 G. Franzese , G. Malescio , A. Skibinsky , S. V. Buldyrev , H. E. Stanley

We expose the information flow capabilities of pure bipartite entanglement as a theorem -- which embodies the exact statement on the `seemingly acausal flow of information' in protocols such as teleportation. We use this theorem to…

量子物理 · 物理学 2007-05-23 Bob Coecke

We consider the evolution of two-dimensional incompressible flows with variable density, only bounded and bounded away from zero. Assuming that the initial velocity belongs to a suitable critical subspace of L^2 , we prove a global-in-time…

偏微分方程分析 · 数学 2024-04-04 Raphaël Danchin

We investigate the response of an excitable medium to a localized perturbation in the presence of a two-dimensional smooth chaotic flow. Two distinct types of flows are numerically considered: open and closed. For both of them three…

混沌动力学 · 物理学 2009-11-07 Zoltan Neufeld , Cristobal Lopez , Emilio Hernandez-Garcia , Oreste Piro

A closed form of the electrostatic potential of a homogeneously charged cube is derived by integration. The exact result is compared with multipole expansions for the exterior and interior of the cube. The electrostatic potential of a…

chem-ph · 物理学 2008-02-03 Gerhard Hummer

We consider percolation on high-dimensional product graphs, where the base graphs are regular and of bounded order. In the subcritical regime, we show that typically the largest component is of order logarithmic in the number of vertices.…

组合数学 · 数学 2024-04-11 Sahar Diskin , Joshua Erde , Mihyun Kang , Michael Krivelevich

We show that the $i$-dimensional plaqutte random-cluster model with coefficients in $\mathbb{Z}_q$ is dual to a $(d-i)$-dimensional plaquette random cluster model. In addition, we explore boundary conditions, infinite volume limits, and…

概率论 · 数学 2024-06-24 Paul Duncan , Benjamin Schweinhart

We consider first passage percolation with i.i.d. weights on edges of the d-dimensional cubic lattice. Under the assumptions that a weight is equal to zero with probability smaller than the critical probability of bond percolation in the…

概率论 · 数学 2015-09-17 Naoki Kubota

We study nearest-neighbors branching random walks started from a point at the interior of a hypercube. We show that the probability that the process escapes the hypercube is monotonically decreasing with respect to the distance of its…

概率论 · 数学 2020-02-28 Achillefs Tzioufas

The aggregation properties of heavy inertial particles in the elastic turbulence regime of an Oldroyd-B fluid with periodic Kolmogorov mean flow are investigated by means of extensive numerical simulations in two dimensions. Both the small…

流体动力学 · 物理学 2018-10-03 Himani Garg , Enrico Calzavarini , Gilmar Mompean , Stefano Berti

The wake behind a cube with a face normal to the flow was investigated experimentally in a water tunnel using laser induced fluorescence visualisation (LIF) and particle image velocimetry (PIV) techniques. Measurements were carried out for…

流体动力学 · 物理学 2017-10-11 L. Klotz , S. Goujon-Durand , J. Rokicki , J. E. Wesfreid

The balanced hypercube, $BH_n$, is a variant of hypercube $Q_n$. Zhou et al. [Inform. Sci. 300 (2015) 20-27] proposed an interesting problem that whether there is a fault-free Hamiltonian cycle in $BH_n$ with each vertex incident to at…

组合数学 · 数学 2017-01-13 Pingshan Li , Min Xu

We prove for $C^\infty$ non-singular flows on three-dimensional compact manifolds with positive entropy, there are at most finitely many ergodic measures of maximal entropy. This result extends the notable work of Buzzi-Crovisier-Sarig…

动力系统 · 数学 2025-03-28 Yuntao Zang

We show that a mobility edge exists in 1D random potentials provided specific long-range correlations. Our approach is based on the relation between binary correlator of a site potential and the localization length. We give the algorithm to…

无序系统与神经网络 · 物理学 2009-10-31 F. M. Izrailev , A. A. Krokhin

Quantum vortices in superfluids have been an important research area for many decades. Naturally, research on this topic has focused on two and three-dimensional superfluids, in which vortex cores form points and lines, respectively. Very…

量子气体 · 物理学 2021-05-21 Ben McCanna , Hannah M. Price

We investigate the two unicast flow problem over layered linear deterministic networks with arbitrary number of nodes. When the minimum cut value between each source-destination pair is constrained to be 1, it is obvious that the triangular…

信息论 · 计算机科学 2011-06-01 I-Hsiang Wang , Sudeep U. Kamath , David N. C. Tse

We introduce manifold-learning flows (M-flows), a new class of generative models that simultaneously learn the data manifold as well as a tractable probability density on that manifold. Combining aspects of normalizing flows, GANs,…

机器学习 · 统计学 2020-11-16 Johann Brehmer , Kyle Cranmer

A system of identical particles interacting through an isotropic potential that allows for two preferred interparticle distances is numerically studied. When the parameters of the interaction potential are adequately chosen, the system…

凝聚态物理 · 物理学 2009-10-31 E. A. Jagla

In multiband superconductors, each superconducting condensate supports vortices with fractional quantum flux. In the ground state, vortices in different bands are spatially bounded together to form a composite vortex, carrying one quantum…

超导电性 · 物理学 2013-02-22 Shi-Zeng Lin , Lev N. Bulaevskii

We consider the model of i.i.d. first passage percolation on Z^d, where we associate with the edges of the graph a family of i.i.d. random variables with common distribution G on [0, +$\infty$] (including +$\infty$). Whereas the time…

概率论 · 数学 2018-09-25 Raphaël Rossignol , Marie Théret