搜索结果: 1-15 共查到“物理学 Kinetic”相关记录46条 . 查询时间(0.15 秒)
Towards an ultra efficient kinetic scheme. Part I: basics on the BGK equation
Kinetic equations discrete velocity models semi Lagrangian schemes Boltzmann-BGK equation 3D simulation
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2012/4/16
In this paper we present a new ultra efficient numerical method for solving kinetic equations. In this preliminary work, we present the scheme in the case of the BGK relaxation operator. The scheme, b...
On Rigorous Derivation of the Enskog Kinetic Equation
BBGKY hierarchy Enskog equation kinetic cluster expansion scattering cumulant hard spheres
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2011/9/22
Abstract: We develop a rigorous formalism for the description of the kinetic evolution of infinitely many hard spheres. On the basis of the kinetic cluster expansions of cumulants of groups of operato...
Kinetic Activation Relaxation Technique
Kinetic Activation Relaxation Technique Computational Physics
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2011/8/4
Abstract: We present a detailed description of the kinetic Activation-Relaxation Technique (k-ART), an off-lattice, self-learning kinetic Monte Carlo algorithm with on-the-fly event search. Combining ...
Kinetic Theory and the Kac Master Equation
Kinetic Theory the Kac Master Equation Mathematical Physics
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2011/8/31
Abstract: This article reviews recent work on the Kac master equation and its low dimensional counterpart, the Kac equation.
Diffusion and growth of metal clusters in nanocomposites: a Kinetic Monte Carlo study
metal clusters, bulk and surface diffusion, agglomeration, Kinetic Monte Carlo
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2011/9/2
Nobel metals that are deposited on a polymer surface exhibit surface diffusion and diffusion into the bulk. At the same time the metal atoms tend to form clusters because their cohesive energy is abou...
The Einstein-Vlasov System/Kinetic Theory
Einstein-Vlasov System Kinetic Theory General Relativity and Quantum Cosmology
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2011/7/27
Abstract: The main purpose of this article is to provide a guide to theorems on global properties of solutions to the Einstein--Vlasov system. This system couples Einstein's equations to a kinetic mat...
New method of solving of boundary problems in kinetic theory
the Kramers problem reflection diffusion boundary conditions the Neumann series
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2011/7/25
Abstract: The classical Kramers problem with specular -- diffuse boundary conditions of the kinetic theory is considered. On an example of Kramers problem the new method of the decision of the boundar...
On mean field solutions of kinetic exchange opinion models
kinetic exchange opinion models The dynamics
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2011/8/26
A solution for the discretised version of some recently proposed kinetic exchange opinion dynamics models with two-agent interactions (Lallouache et. al.,Phys. Rev E 82, 056112 (2010)) is provided.A g...
Large Scale Structures in Kinetic Gravity Braiding Model
Large Scale Structures Kinetic Gravity Braiding Model
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2010/12/24
We study cosmological consequences of a kinetic braiding model, which is proposed as an alternative to the dark energy model. The kinetic braiding model we study is characterised by a parameter n, wh...
Hamiltonian formulation of the effective kinetic theory for superfluid Fermi liquids
Hamiltonian formulation the effective kinetic theory
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2010/12/27
We present in a local form the time dependent effective description of a superfluid Fermi liquid which includes Landau damping effects at $T\neq 0$. This is achieved by the introduction of an additio...
Hamiltonian formulation of the effective kinetic theory for superfluid Fermi liquids
Hamiltonian formulation effective kinetic theory superfluid Fermi liquids
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2011/1/7
We present in a local form the time dependent effective description of a superfluid Fermi liquid which includes Landau damping effects at T 6= 0. This is achieved by the introduction of an additional ...
Zero-Temperature Freezing in Three-Dimensional Kinetic Ising Model
Zero-Temperature Freezing Three-Dimensional Kinetic Ising Model
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2010/11/22
We investigate the long-time properties of the Ising-Glauber model on a periodic cubic lattice
after a quench to zero temperature. In contrast to the conventional picture from phase-ordering
kinetic...
Modulation of the thermodynamic, kinetic and magnetic properties of the hydrogen monomer on graphene by charge doping
Modulation of the thermodynamic kinetic magnetic properties graphene by charge doping
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2010/11/23
The thermodynamic, kinetic and magnetic properties of the hydrogen monomer on doped graphene layers were studied by ab initio simulations. Electron doping was found to heighten the diffusion potential...
Hamiltonian formulation of the effective kinetic theory for superfluid Fermi liquids
Hamiltonian formulation effective kinetic theory superfluid Fermi liquids
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2010/11/19
We present in a local form the time dependent effective description of a superfluid Fermi liquid which includes Landau damping effects at T 6= 0. This is achieved by the introduction of an additional ...
Recurrence-free Vlasov model using kinetic phase point trajectories
Recurrence-free Vlasov model kinetic phase point trajectories
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2010/11/12
A method of solution of the collisionless Vlasov equation, by following collisionless phase point trajectories, is presented. It is shown that by increasing the number of phase points, without enhanci...