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The one-component plasma (OCP) represents the simplest statistical mechanical model of a Coulomb system. For this reason, it has been extensively studied over the last forty years. The advent of the integral equations has resulted in a…

软凝聚态物质 · 物理学 2015-06-25 M. N. Tamashiro , Yan Levin , Marcia C. Barbosa

We summarize several semi-phenomenological approaches to estimate the internal energy of one-component-plasma (OCP) in two (2D) and three (3D) dimensions. Particular attention is given to a hybrid approach, which reproduces the…

等离子体物理 · 物理学 2016-05-25 S. A. Khrapak , A. G. Khrapak

Studies of one-body density matrices (ODM) are performed in various correlation methods, such as the Jastrow method, the correlated basis function method, the Green's function method and the generator coordinate method aiming to extract the…

核理论 · 物理学 2007-05-23 A. N. Antonov , M. K. Gaidarov , M. V. Ivanov , K. A. Pavlova , C. Giusti

We investigate the crystallization rate of a one-component plasma (OCP) in the context of classical nucleation theory. From our derivation of the free energy of an arbitrary distribution of solid clusters embedded in a liquid phase, we…

天体物理学 · 物理学 2009-06-23 Randall L. Cooper , Lars Bildsten

Valence excitation spectra are computed for all deep-center silicon-vacancy defect types in 3C, 4H, and 6H silicon carbide (SiC) and comparisons are made with literature photoluminescence measurements. Nuclear geometries surrounding the…

化学物理 · 物理学 2018-03-14 Jesse J. Lutz , Xiaofeng F. Duan , Larry W. Burggraf

In this short review, we discuss recent advances in exact solutions of models based on a one- dimensional (1D) Coulomb gas by means of field-theoretic functional integral methods. The exact solutions can be used to assess the accuracy of…

We describe a new method for the computation of opacity distribution functions (ODFs) useful to calculate one-dimensional model atmospheres in local thermal equilibrium (LTE). The new method is fast enough to be applied on current…

天体物理学 · 物理学 2007-05-23 F. Kupka , N. E. Piskunov

We present results on the accurate one-dimensional (1D) modeling of simple atomic and molecular systems excited by strong laser fields. We use atomic model potentials that we derive from the corrections proposed earlier using the reduced…

Color centers play key roles in applications, including, e.g., solid state lighting and quantum information technology, for which the coupling between their optical and vibrational properties is crucial. Established methodologies for…

材料科学 · 物理学 2025-09-03 Christopher Linderälv , Nicklas Österbacka , Julia Wiktor , Paul Erhart

In a non-ideal classical Coulomb one-component plasma (OCP) all thermodynamic properties are known to depend only on a single parameter -- the coupling parameter $\Gamma$. In contrast, if the pair interaction is screened by background…

等离子体物理 · 物理学 2015-03-06 T. Ott , M. Bonitz , L. Stanton , M. S. Murillo

A successful unified description of $\bar p$ nuclear interactions near E=0 is achieved using a $\bar p$ optical potential within a folding model, $V_{{\rm opt}} \sim \bar v * {\rho}$, where a $\bar p p$ potential $\bar v$ is folded with the…

核理论 · 物理学 2009-11-06 C. J. Batty , E. Friedman , A. Gal

Phenomena in chemistry, biology and neuroscience are often modelled using ordinary differential equations (ODEs) in which the right-hand-side is comprised of terms which correspond to individual 'processes' or 'fluxes'. Frequently, these…

动力系统 · 数学 2021-09-30 Samuel Jelbart , Nathan Pages , Vivien Kirk , James Sneyd , Martin Wechselberger

The classical one-component plasma (OCP) bounded by a spherical surface reflecting ions (BOCP) is studied using molecular dynamics (MD). Simulations performed for a series of sufficiently large BOCP's make it possible to establish the size…

等离子体物理 · 物理学 2026-04-10 D. I. Zhukhovitskii , E. E. Perevoshchikov

We present a parametrization of the pair correlation function and the static structure factor of the Coulomb one component plasma (OCP) from the weakly coupled regime to the strongly coupled regime. Recent experiments strongly suggest that…

等离子体物理 · 物理学 2016-11-03 Nicolas Desbiens , Philippe Arnault , Jean Clérouin

A phase transition of gas-liquid type with an upper critical point is examined which arises in a model of charges of one sign on compensating background (OCP). The phase transition parameters are dependent on the detailed assumptions about…

等离子体物理 · 物理学 2009-01-23 Igor Iosilevskiy

Single-particle overlap functions and spectroscopic factors are calculated on the basis of the one-body density matrices (ODM) obtained for the nucleus $^{16}O$ employing different approaches to account for the effects of correlations. The…

Atom connecting positions(ACPs) are positions where an atom is connecting to another one or a few atoms, which is needed when constructing final state used in chain-of-state(CoS) methods for transition state(TS) locating and minimum energy…

化学物理 · 物理学 2019-06-05 Sky , Zhang , Hai Xiao , Jun Li

Atomistic-to-Continuum (AtC) coupling methods are a novel means of computing the properties of a discrete crystal structure, such as those containing defects, that combine the accuracy of an atomistic (fully discrete) model with the…

数值分析 · 数学 2013-09-25 Derek Olson , Pavel Bochev , Mitchell Luskin , Alexander V. Shapeev

We present a novel one-shot method for object detection and 6 DoF pose estimation, that does not require training on target objects. At test time, it takes as input a target image and a textured 3D query model. The core idea is to represent…

计算机视觉与模式识别 · 计算机科学 2022-03-31 Ivan Shugurov , Fu Li , Benjamin Busam , Slobodan Ilic

In the realm of autonomous vehicle perception, comprehending 3D scenes is paramount for tasks such as planning and mapping. Camera-based 3D Semantic Occupancy Prediction (OCC) aims to infer scene geometry and semantics from limited…

计算机视觉与模式识别 · 计算机科学 2025-02-03 Sanbao Su , Nuo Chen , Chenchen Lin , Felix Juefei-Xu , Chen Feng , Fei Miao
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