Results 11 to 20 of about 2,166,778 (288)

Propagation of chaos for the thermostatted Kac master equation [PDF]

open access: yes, 2014
The Kac model is a simplified model of an $N$-particle system in which the collisions of a real particle system are modeled by random jumps of pairs of particle velocities.
Carlen, Eric   +2 more
core   +1 more source

Fluid particle model [PDF]

open access: yesPhysical Review E, 1998
We present a mechanistic model for a Newtonian fluid called fluid particle dynamics. By analyzing the concept of ``fluid particle'' from the point of view of a Voronoi tessellation of a molecular fluid, we propose an heuristic derivation of a dissipative particle dynamics algorithm that incorporates shear forces between dissipative particles.
openaire   +2 more sources

D3.1 Particle Model

open access: yes, 2022
The particle modeling of the oxygen carriers produced and characterized in WP 1 is based on two publications realized at the Instituto de Carboquimica, CSIC. These works are based also on the theory developed by Levenspiel when speaking of reactions catalyzed by solids and the pore diffusion resistance combined with surface kinetics.
Bartocci, Pietro   +4 more
openaire   +2 more sources

Effect of Flow Rate and Filter Efficiency on Indoor PM2.5 in Ventilation and Filtration Control

open access: yesAtmosphere, 2020
Ventilation and filtration control play a critical role in determining indoor PM2.5 (particles less than 2.5 μm in aerodynamic diameter) concentrations of outdoor or indoor origin in residential environments.
Ji-Hye Kim, Myoung-Souk Yeo
doaj   +1 more source

Particle swarm optimization of a neural network model for predicting the flashover voltage on polluted cap and pin insulator

open access: yesDiagnostyka, 2022
This paper proposes training an artificial neural network (ANN) by a particle swarm optimization (PSO) technique to predict the flashover voltage of outdoor insulators.
Belkebir Amel   +2 more
doaj   +1 more source

New Model of Higher-Spin Particle [PDF]

open access: yes, 2007
We elaborate on a new model of the higher-spin (HS) particle which makes manifest the classical equivalence of the HS particle of the unfolded formulation and the HS particle model with a bosonic counterpart of supersymmetry.
A. Galperin   +20 more
core   +2 more sources

Self Consistent and Renormalized particle-particle RPA in a Schematic Model [PDF]

open access: yes, 1998
The dynamical effects of ground state correlations for excitation energies and transition strengths near the superfluid phase transition are studied in the soluble two level pairing model, in the context of the particle-particle self consistent Random ...
A. F. R. de Toledo Piza   +11 more
core   +2 more sources

Models of V-particles [PDF]

open access: yesProgress of Theoretical Physics, 1953
Possible models of V·particles, mainly concerned with VO (V10)·particles, are investigated in a systematic way on the basis of their characteristic features, one being experimental evidences and the other theoretical requirements such as the stability of nuclei and the charge independence.
openaire   +1 more source

Dynamics and Wear Analysis of Hydraulic Turbines in Solid-liquid Two-phase Flow

open access: yesOpen Physics, 2019
To solve unstable operating and serious wearing of a hydraulic turbine in its overflow parts under solid-liquid two-phase flow, a particle model software and an inhomogeneous model in CFX are used to simulate the hydraulic turbine to understand the ...
Wang Liying, Li Bingyao, Zhao Weiguo
doaj   +1 more source

Numerical Simulation on Interfacial Characteristics in Supersonic Steam–water Injector Using Particle Model Method

open access: yesEnergies, 2019
Steam–water injectors have been widely applied in various industrial fields because of their compact and passive features. Despite its straightforward mechanical design, the internal two-phase condensing flow phenomena are extremely complicated. In
Xianbing Chen   +3 more
doaj   +1 more source

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