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We consider the long time well-posedness of the Cauchy problem with large Sobolev data for a class of nonlinear Schr\"odinger equations (NLS) on $\mathbb{R}^2$ with power nonlinearities of arbitrary odd degree. Specifically, the method in…

偏微分方程分析 · 数学 2016-05-12 Nathan Totz

Two-frequency radiative transfer (2f-RT) theory is developed for classical waves in random media. Depending on the ratio of the wavelength to the scale of medium fluctuation 2f-RT equation is either a Boltzmann-like integral equation with a…

光学 · 物理学 2009-11-13 Albert C. Fannjiang

We study the Kondo effect in heat transport via a local two-state system. This system is described by the spin-boson Hamiltonian with Ohmic dissipation, which can be mapped onto the Kondo model with anisotropic exchange coupling. We…

统计力学 · 物理学 2015-06-16 Keiji Saito , Takeo Kato

Explicit expressions, for efficient application in engineering practice, are derived for generalized displacements and stresses in simply supported multi-layered wide plates and beams subjected to steady-state thermal and mechanical…

材料科学 · 物理学 2015-03-16 M. Pelassa , R. Massabo

We present a solution method which combines the method of matched asymptotics with the method of multipole expansions to determine the band structure of cylindrical Helmholtz resonators arrays in two dimensions. The resonator geometry is…

流体动力学 · 物理学 2022-02-22 M. J. A. Smith , I. D. Abrahams

Radiative heat transfer is of great interest from a fundamental point of view and for energy harvesting applications. This is a material dependent phenomenon where confined plasmonic excitations, hyperbolicity and other properties can be…

介观与纳米尺度物理 · 物理学 2025-10-27 Long Ma , Dai-Nam Le , Lilia M. Woods

We consider a class of multiscale parabolic problems with diffusion coefficients oscillating in space at a possibly small scale $\varepsilon$. Numerical homogenization methods are popular for such problems, because they capture efficiently…

数值分析 · 数学 2016-08-18 Nicolas Crouseilles , Mohammed Lemou , Gilles Vilmart

The main features of a generic boson-fermion scenario for electron pairing in a many-body correlated fermionic system are: i) a cross-over from a poor metal to an insulator and finally a superconductor as the temperature decreases, ii) the…

超导电性 · 物理学 2009-11-10 M. Cuoco , C. Noce , J. Ranninger , A. Romano

Using numerical and analytical methods implemented for different models we conduct a systematic study of thermodynamic properties of pairing correlation in mesoscopic nuclear systems. Various quantities are calculated and analyzed using the…

核理论 · 物理学 2008-11-26 Tony Sumaryada , Alexander Volya

We provide a `user guide' to the literature of the past twenty years concerning the modeling and approximation of discontinuous solutions to nonlinear hyperbolic systems that admit small-scale dependent shock waves. We cover several classes…

偏微分方程分析 · 数学 2013-12-05 Philippe G. LeFloch , Siddhartha Mishra

Eshelby's inclusion problems have been generalized to arbitrary shape of polygonal, polyhedral, and ellipsoidal inclusions embedded in an infinite isotropic domain under transient heat transfer, and Eshelby's tensors have been analytically…

数学物理 · 物理学 2025-12-11 Chunlin Wu , Zhenhua Wei , Huiming Yin

An approach to derive low-complexity models describing thermal radiation for the sake of simulating the behavior of electric arcs in switchgear systems is presented. The idea is to approximate the (high dimensional) full-order equations,…

最优化与控制 · 数学 2015-12-09 Lorenzo Fagiano , Rudolf Gati

This paper focuses on the 2D compressible magnetohydrodynamic (MHD) equations without magnetic diffusion in a periodic domain. We present a systematic approach to establishing the global existence of smooth solutions when the initial data…

偏微分方程分析 · 数学 2022-06-22 Jiahong Wu , Yi Zhu

We analyze the applicability of the Rosenfeld entropy scaling relations to the systems with the core-softened potentials demonstrating the water-like anomalies. It is shown that the validity of the of Rosenfeld scaling relation for the…

软凝聚态物质 · 物理学 2010-04-13 Yu. D. Fomin V. N. Ryzhov

This paper is concerned with the analysis of the quasi-static thermo-poroelastic model. This model is nonlinear and includes thermal effects compared to the classical quasi-static poroelastic model (also known as Biot's model). It consists…

偏微分方程分析 · 数学 2018-07-05 Mats K. Brun , Elyes Ahmed , Florin A. Radu , Jan Martin Nordbotten

A general theory of photon-mediated energy and momentum transfer in N-body planar systems out of thermal equilibrium is introduced. It is based on the combination of the scattering theory and the fluctuational-electrodynamics approach in…

介观与纳米尺度物理 · 物理学 2017-05-04 Ivan Latella , Philippe Ben-Abdallah , Svend-Age Biehs , Mauro Antezza , Riccardo Messina

Using the nonequilibrium Green's function formalism, we propose a general microscopic framework to investigate the radiative heat transfer (RHT) between coplanar objects with a square lattice. We employ the obtained formulas to…

介观与纳米尺度物理 · 物理学 2024-06-28 Tao Zhu , Yong-Mei Zhang , Jian-Sheng Wang

The dynamics of two pairs of counter-propagating waves in two-component media is considered within the framework of two generally nonintegrable coupled Sine-Gordon equations. We consider the dynamics of weakly nonlinear wave packets, and…

斑图形成与孤子 · 物理学 2009-11-11 S. D. Griffiths , R. H. J. Grimshaw , K. R. Khusnutdinova

We derive thermodynamically consistent models for diblock copolymer solutions coupled with the electric and magnetic field, respectively. These models satisfy the second law of thermodynamics and therefore are therefore thermodynamically…

数值分析 · 数学 2021-03-30 Xiaowen Shen , Qi Wang

The use of probe molecules to extract the local dynamical and structural properties of complex dynamical systems is an age-old technique both in simulations and experiments. A lot of important information which is not immediately accessible…

软凝聚态物质 · 物理学 2021-03-30 Anoop Mutneja , Smarajit Karmakar