Two-fluid discrete Boltzmann model for compressible flows: Based on ellipsoidal statistical Bhatnagar–Gross–Krook

D Zhang, A Xu, Y Zhang, Y Li - Physics of Fluids, 2020 - pubs.aip.org
A two-fluid Discrete Boltzmann Model (DBM) for compressible flows based on the ellipsoidal
statistical Bhatnagar–Gross–Krook is presented. The model has a flexible Prandtl number or …

Modified LSM for size-dependent wave propagation: comparison with modified couple stress theory

N Liu, LY Fu, G Tang, Y Kong, XY Xu - Acta Mechanica, 2020 - Springer
A modified LSM is proposed by introducing an independent micro-rotational inertia, which
may help characterize the scale-dependent effect and avoid the Poisson's ratio limitation of …

[HTML][HTML] 多模态瑞利-泰勒不稳定性的离散玻尔兹曼数值研究

陈璐, 赖惠林, 林传栋, 李德梅 - 空气动力学学报, 2022 - html.rhhz.net
瑞利-泰勒(Rayleigh-Taylor, RT) 不稳定性广泛存在于自然界和工程领域, 认清RT
不稳定性演化过程中的物理机理具有重要的理论意义和实用价值. 本文利用离散玻尔兹曼方法 …

Minimum model for the main feature of shock Hugoniot near its maximum compression ratio

J Shen, W Kang - Physical Review B, 2023 - APS
When being compressed by a single shock, most materials show a maximum compression
ratio beyond the ideal-gas limit of four. In most cases, this phenomenon has long been …

Discrete Boltzmann model for implosion-and explosionrelated compressible flow with spherical symmetry

AG Xu, GC Zhang, YD Zhang, P Wang, YJ Ying - Frontiers of Physics, 2018 - Springer
To kinetically model implosion-and explosion-related phenomena, we present a theoretical
framework for constructing a discrete Boltzmann model (DBM) with spherical symmetry in …

[引用][C] Numerical study of multimode Rayleigh-Taylor instability by using the discrete Boltzmann method

C Lu, LAI Huilin, L Chuandong… - Acta …, 2022 - Editorial Department of Acta …

A one-dimensional discrete Boltzmann model for detonation and an abnormal detonation phenomenon

YD Zhang, AG Xu, GC Zhang… - … in Theoretical Physics, 2019 - iopscience.iop.org
A one-dimensional discrete Boltzmann model for detonation simulation is presented. Instead
of numerical solving Navier-Stokes equations, this model obtains the information of flow field …

[HTML][HTML] Dynamics of particles near the surface of a medium under ultra-strong shocks

Z Yan, H Liu, X Zhang, G Ren, J Liu, W Kang… - Matter and Radiation …, 2021 - pubs.aip.org
Through nonequilibrium molecular dynamics simulations, we provide an atomic-scale
picture of the dynamics of particles near the surface of a medium under ultra-strong shocks …

Three-dimensional discrete Boltzmann models for compressible flows in and out of equilibrium

Y Gan, A Xu, G Zhang, H Lai - Proceedings of the Institution …, 2018 - journals.sagepub.com
We present a series of three-dimensional discrete Boltzmann models for compressible flows
in and out of equilibrium. The key formulating technique is the construction of discrete …

Spin and exchange in mixed quantum states from first principles in Feynman path integral quantum statistical mechanics representation

SV Shevkunov - Chinese Journal of Physics, 2022 - Elsevier
The exchange and space correlations in the system of indistinguishable electrons against
the background of thermal fluctuations are studied from first principles. A complete set of …