X-ray Fokker–Planck equation for paraxial imaging

DM Paganin, KS Morgan - Scientific reports, 2019 - nature.com
Abstract The Fokker–Planck equation can be used in a partially-coherent imaging context to
model the evolution of the intensity of a paraxial x-ray wave field with propagation. This …

Hybrid lattice Boltzmann/finite difference simulations of viscoelastic multicomponent flows in confined geometries

A Gupta, M Sbragaglia, A Scagliarini - Journal of Computational Physics, 2015 - Elsevier
We propose numerical simulations of viscoelastic fluids based on a hybrid algorithm
combining Lattice–Boltzmann models (LBM) and Finite Differences (FD) schemes, the …

Crystallographic lattice Boltzmann method

M Namburi, S Krithivasan, S Ansumali - Scientific reports, 2016 - nature.com
Abstract Current approaches to Direct Numerical Simulation (DNS) are computationally
quite expensive for most realistic scientific and engineering applications of Fluid Dynamics …

Higher-order lattice Boltzmann model for thermohydrodynamics

M Atif, M Namburi, S Ansumali - Physical Review E, 2018 - APS
We present an energy conserving lattice Boltzmann model on a body-centered-cubic
arrangement for thermohydrodynamics. It exhibits accurate thermohydrodynamic behavior …

[PDF][PDF] 非平衡与多相复杂系统模拟研究—Lattice Boltzmann 动理学理论与应用

许爱国, 张广财, 李英骏, 李华 - 物理学进展, 2014 - researchgate.net
在自然界和工程物理领域存在大量的非平衡, 多相等复杂系统和复杂行为. Lattice Boltzmann
(LB) 方法起源于复杂系统复杂行为研究的格子气或元胞自动机模型; 其中, 现代版的Lattice …

Solving the constitutive equation of dilute polymeric flows: A general Fokker–Planck approach for linear elastic dumbbell models

B Hetland, E Jettestuen, A Hiorth - Physics of Fluids, 2023 - pubs.aip.org
We present a mesoscopic numerical solver for the constitutive equation of dilute polymer
solutions, as described by the Fokker–Planck equation of bead-spring dumbbell models with …

Large lattice fractional Fokker–Planck equation

VE Tarasov - Journal of Statistical Mechanics: Theory and …, 2014 - iopscience.iop.org
An equation of long-range particle drift and diffusion on a 3D physical lattice is suggested.
This equation can be considered as a lattice analog of the space-fractional Fokker–Planck …

[HTML][HTML] Fokker-Planck Central Moment Lattice Boltzmann Method for Effective Simulations of Fluid Dynamics

W Schupbach, K Premnath - Fluids, 2024 - mdpi.com
We present a new formulation of the central moment lattice Boltzmann (LB) method based
on a minimal continuous Fokker-Planck (FP) kinetic model, originally proposed for stochastic …

A time-parallel framework for coupling finite element and lattice Boltzmann methods

M Astorino, F Chouly… - Applied Mathematics …, 2016 - academic.oup.com
In this work, we propose a new numerical procedure for the simulation of time-dependent
problems based on the coupling between the finite element method (FEM) and the lattice …

Two-fluid kinetic theory for dilute polymer solutions

S Singh, G Subramanian, S Ansumali - Physical Review E, 2022 - APS
We provide a Boltzmann-type kinetic description for dilute polymer solutions based on two-
fluid theory. This Boltzmann-type description uses a quasiequilibrium based relaxation …