Cover Image

Efficient Collision Algorithms in DSMC for Rarefied Gas Dynamics: Markovian NTC-Pre-Scan and Bernoulli-Trial Schemes

Fuente: arXiv

Saved in:

Bibliographic Details
Main Authors:	Shoja-sani, Ahmad, Javani, Maryam, Roohi, Ehsan, Stefanov, Stefan
Format:	Preprint
Published:	2025
Subjects:	Computational Physics Fluid Dynamics
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Similar Items

Resolving Cryogenic and Hypersonic Rarefied Flows via Deep Learning-Accelerated Lennard-Jones DSMC
by: Sani, Ahmad Shoja, et al.
Published: (2026)

Data-Driven Surrogate Modeling of DSMC Solutions Using Deep Neural Networks
by: Roohi, Ehsan, et al.
Published: (2025)

Learning Rarefied Gas Dynamics with Physics-Enforced Neural Networks
by: Roohi, Ehsan, et al.
Published: (2025)

Physics Constrained Neural Collision Operators for Variable Hard Sphere Surrogates and Ab Initio Angle Prediction in Direct Simulation Monte Carlo
by: Roohi, Ehsan, et al.
Published: (2026)

AI-Accelerated Operator Learning Framework for Rarefied Microflows
by: Roohi, Ehsan
Published: (2025)

Rarefaction-induced inflation and similarity breakdown of hypersonic bow shocks over a circular cylinder
by: Roohi, Ehsan, et al.
Published: (2026)

Prescribed Wall-Heat-Flux Control of Blockage and Impulse in a Rarefied Micro-Nozzle
by: Mahdavi, Amirmehran, et al.
Published: (2026)

Shock-Centered Low-Rank Structure and Neural-Operator Representation of Rarefied Micro-Nozzle Flows
by: Roohi, Ehsan, et al.
Published: (2026)

Analysis of the Rarefied Flow at Micro-Step using a DeepONet Surrogate Model with a Physics-Guided Zonal Loss Function
by: Roohi, Ehsan, et al.
Published: (2025)

Shock-Aware Physics-Guided Fusion-DeepONet Operator for Rarefied Micro-Nozzle Flows
by: Roohi, Ehsan, et al.
Published: (2025)

Deep Learning Surrogates for Gas Dynamics: A Physics-Informed Pedagogical Approach
by: Roohi, Ehsan
Published: (2025)

A Hybrid Gas-Kinetic Scheme and Discrete Velocity Method for Continuum and Rarefied Flows
by: Wu, Hangkong, et al.
Published: (2026)

Tail observability and fourth-order closure recovery in physics-informed neural networks for Bhatnagar-Gross-Krook normal shocks
by: Roohi, Ehsan
Published: (2026)

Anti-Fourier heat flux does not certify the fourth-order closure state of a rarefied cavity
by: Roohi, Ehsan
Published: (2026)

Online Optimisation of Machine Learning Collision Models to Accelerate Direct Molecular Simulation of Rarefied Gas Flows
by: Ball, Nicholas Daultry, et al.
Published: (2024)

Improving Computational Efficiency in DSMC Simulations of Vacuum Gas Dynamics with a Fixed Number of Particles per Cell
by: Sabouri, Moslem, et al.
Published: (2024)

Stabilizing the Maximal Entropy Moment Method for Rarefied Gas Dynamics at Single-Precision
by: Zheng, Candi, et al.
Published: (2023)

Physics-Informed Neural Networks for microflows: Rarefied Gas Dynamics in Cylinder Arrays
by: Tucny, Jean-Michel, et al.
Published: (2025)

Wetted-Area Minimum and Inlet-Outlet Reciprocity in Optimal Manifolds of Rarefied Gas Flows
by: Yuan, Ruifeng, et al.
Published: (2025)

Multi-Objective Aerodynamic Optimization of Ride Height and Rake Angle in a Sedan Car Using CFD and Machine Learning
by: Kheirkhah, Mahdi, et al.
Published: (2025)

A Particle Multi-Relaxation Bhatnagar-Gross-Krook Method for Rarefied Monatomic Gas Mixtures
by: Kim, Inchan, et al.
Published: (2026)

Passive Cavitation Mitigation on Hydrofoils via Porous Media: A Comparative Study of LES and RANS Models
by: Alavi, Ali, et al.
Published: (2025)

Radiative equilibrium boundary condition and correlation analysis on catalytic surfaces in DSMC
by: Ko, Youngil, et al.
Published: (2025)

Fast-Converging and Asymptotic-Preserving DSMC
by: Hu, Bin, et al.
Published: (2025)

Practical deviational particle method for variance reduction in polyatomic gas DSMC simulations
by: Shiraishi, Takehiro, et al.
Published: (2024)

Multilevel radial basis function surrogates for noise-robust DSMC-CFD coupling
by: Kamal, Arshad, et al.
Published: (2026)

On the Non-Markovian Navier-Stokes Framework for Turbulence Modeling -- A Preliminary Analysis
by: Hannani, Siamak Kazemzadeh, et al.
Published: (2025)

Electromagnetic Flow Control in Hypersonic Rarefied Environment
by: Pu, Zhigang, et al.
Published: (2025)

Rarefied xenon flow in orificed hollow cathodes
by: Taunay, Pierre-Yves C. R., et al.
Published: (2024)

Accuracy and Performance Evaluation of Low Density Internal and External Flow Predictions using CFD and DSMC
by: Peravali, Surya Kiran, et al.
Published: (2024)

Wall Wettability Control of Cavitation Patterns and Stability
by: Tayerani, Parisa, et al.
Published: (2025)

Rarefied gas flow past a liquid droplet: interplay between internal and external flows
by: Bhattacharjee, Rahul, et al.
Published: (2022)

Enhancing DSMC simulations of rarefied gas mixtures using a fast-converging and asymptotic-preserving scheme
by: Luo, Liyan, et al.
Published: (2025)

Multiscale simulation of interacting turbulent and rarefied gas flows in the DSMC framework
by: Luo, Liyan, et al.
Published: (2025)

Parametric Gaussian quadratures for Discrete Unified Gas Kinetic Scheme
by: Wang, Lu, et al.
Published: (2024)

ConvNet-Based Prediction of Droplet Collision Dynamics in Microchannels
by: Mamun, SM Abdullah Al, et al.
Published: (2024)

A Discrete Adjoint Gas-Kinetic Scheme for Aerodynamic Shape Optimization in Turbulent Continuum Flows
by: Wu, Hangkong, et al.
Published: (2026)

Extensions to the Navier-Stokes-Fourier Equations for Rarefied Transport: Variational Multiscale Moment Methods for the Boltzmann Equation
by: Baidoo, F. A., et al.
Published: (2024)

Defects, Corrugation and Temperature Govern Rarefied-Air Drag on Graphene Coatings
by: Cajahuaringa, Samuel, et al.
Published: (2026)

Wall Shear Stress Generated by a Bernoulli Pad: Experiments and Numerical Simulations
by: Tomar, Anshul S., et al.
Published: (2024)