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相关论文: Equilibrium solvation in quadrupolar solvents

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A new optimized quasihelically symmetric configuration is described that has the desir-able properties of improved energetic particle confinement, reduced turbulent transportby 3D shaping, and non-resonant divertor capabilities. The…

The Polarizable Continuum Model (PCM) can be used in conjunction with Density Functional Theory (DFT) and its time-dependent extension (TDDFT) to simulate the electronic and optical properties of molecules and nanoparticles immersed in a…

材料科学 · 物理学 2015-10-28 Alain Delgado , Stefano Corni , Stefano Pittalis , Carlo Andrea Rozzi

The cubic nonlinear Helmholtz equation with third and fourth order dispersion and non-Kerr nonlinearity like the self steepening and the self frequency shift is considered. This model describes nonparaxial ultrashort pulse propagation in an…

斑图形成与孤子 · 物理学 2022-09-21 Naresh Saha , Barnana Roy , Avinash Khare

Quaternion-valued solutions to the non-commutative KdV equation are produced using determinants. The solutions produced in this way are (breather) soliton solutions, rational solutions, spatially periodic solutions and hybrids of these…

可精确求解与可积系统 · 物理学 2023-11-29 John Cobb , Alex Kasman , Albert Serna , Monique Sparkman

In the study of equilibrium solutions for partial differential equations there are so many equilibria that one cannot hope to find them all. Therefore one usually concentrates on finding individual branches of equilibrium solutions. On the…

动力系统 · 数学 2021-10-06 Evelyn Sander , Thomas Wanner

Metastable structures in macromolecular and colloidal systems are non-equilibrium states that often have long lifetimes and cause difficulties in simulating equilibrium. In order to escape from the long-lived metastable states, we propose a…

软凝聚态物质 · 物理学 2011-06-09 Yuki Norizoe , Toshihiro Kawakatsu

We define the "quadrupole ratio" r_{Q}=\dfrac{Q_{0}(S)}{Q_{0}(B)} where Q_{0}(S) is the intrinsic quadrupole moment obtained from the static quadrupole moment of the 2_{1}^{+} state of an even-even nucleus and Q_{0}(B) the intrinsic…

核理论 · 物理学 2017-02-22 S. Yeager , L. Zamick , Y. Y. Sharon , Xiaofei Yu , S. J. Q. Robinson

This review describes the theory and implementation of implicit solvation models based on continuum electrostatics. Within quantum chemistry this formalism is sometimes synonymous with the polarizable continuum model, a particular…

化学物理 · 物理学 2022-03-15 John M. Herbert

We investigate the dynamic structure factor of a system of Bose particles at zero temperature using quantum Monte Carlo methods. Interactions are modeled using a hard-sphere potential of size $a$ and simulations are performed for values of…

量子气体 · 物理学 2015-06-17 Riccardo Rota , Filippo Tramonto , Davide Emilio Galli , Stefano Giorgini

We consider a single molecule circuit embedded into solvent. The Born dielectric solvation model is combined with Keldysh nonequilibrium Green's functions to describe the electron transport properties of the system. Depending on the…

介观与纳米尺度物理 · 物理学 2012-01-26 Alan A. Dzhioev , D. S. Kosov

The study of noncommutative solitons is greatly facilitated if the field equations are integrable, i.e. result from a linear system. For the example of a modified but integrable U(n) sigma model in 2+1 dimensions we employ the dressing…

高能物理 - 理论 · 物理学 2010-02-03 Olaf Lechtenfeld , Alexander D. Popov

Monte Carlo simulation of the charge carrier transport in disordered nonpolar organic materials has been carried out. As a suitable model we considered the model of quadrupolar glass. A general formula for the temperature and field…

无序系统与神经网络 · 物理学 2013-03-21 S. V. Novikov

Selected theoretical developments in modeling of deposition of submicrometer size (submicron) particles on solid surfaces, with and without surface diffusion, of interest in colloid, polymer, and certain biological systems, are surveyed. We…

材料科学 · 物理学 2008-10-16 Vladimir Privman

Chemically-responsive polymers are macromolecules that respond to local variations of the chemical composition of the solution by changing their conformation, with notable examples including polyelectrolytes, proteins and DNA. The polymer…

软凝聚态物质 · 物理学 2022-07-27 Marco De Corato , Marino Arroyo

Several recent imaging experiments access the equilibrium density profiles of interacting particles confined to a two-dimensional substrate. When these particles are in a fluid phase, we show that such data yields precise information…

无序系统与神经网络 · 物理学 2016-08-31 Ankush Sengupta , Surajit Sengupta , Gautam I. Menon

This paper deals with the stability analysis of a nonlinear time-delayed dispersive equation of order four. First, we prove the well-posedness of the system and give some regularity results. Then, we show that the zero solution of the…

偏微分方程分析 · 数学 2020-07-27 Kaïs Ammari , Boumediène Chentouf , Nejib Smaoui

Experimental measurements of electron transport properties of molecular junctions are often performed in solvents. Solvent-molecule coupling and physical properties of the solvent can be used as the external stimulus to control electric…

介观与纳米尺度物理 · 物理学 2021-01-29 Maxim F. Gelin , Daniel S. Kosov

We present a microscopic theory of the equilibrium polariton condensate state of a semiconductor quantum well in a planar optical cavity. The theory accounts for the adjustment of matter excitations to the presence of a coherent photon…

介观与纳米尺度物理 · 物理学 2016-12-07 Fei Xue , Fengcheng Wu , Ming Xie , Jung-Jung Su , A. H. MacDonald

The electromagnetic form factors are the most fundamental quantities to describe the internal structure of the nucleon and the shape of a spatially extended particle is determined by its {\it intrinsic} quadrupole moment which is first…

高能物理 - 唯象学 · 物理学 2010-12-23 Harleen Dahiya , Neetika Sharma

We have recently developed a simulation approach to calculate the equilibrium phase diagram of particle-based microphase formers. Here, this approach is used to calculate the phase behavior of the square-well linear model for different…

软凝聚态物质 · 物理学 2016-08-02 Yuan Zhuang , Patrick Charbonneau