Particle-based hybrid and multiscale methods for nonequilibrium gas flows

J Zhang, B John, M Pfeiffer, F Fei, D Wen - Advances in Aerodynamics, 2019 - Springer
Over the past half century, a variety of computational fluid dynamics (CFD) methods and the
direct simulation Monte Carlo (DSMC) method have been widely and successfully applied to …

Non‐thermal plasma decontamination of microbes: a state of the art

Y Xu, A Bassi - Biotechnology Progress, 2024 - Wiley Online Library
Microbial decontamination is a critical concern in various sectors, from healthcare to food
processing. Traditional decontamination methods, while effective to a degree, present …

Intake design for an atmosphere-breathing electric propulsion system (ABEP)

F Romano, J Espinosa-Orozco, M Pfeiffer, G Herdrich… - Acta Astronautica, 2021 - Elsevier
Challenging space missions include those at very low altitudes, where the atmosphere is
source of aerodynamic drag on the spacecraft. To extend the lifetime of such missions, an …

In-orbit aerodynamic coefficient measurements using SOAR (Satellite for Orbital Aerodynamics Research)

NH Crisp, PCE Roberts, S Livadiotti, AM Rojas… - Acta Astronautica, 2021 - Elsevier
Abstract The Satellite for Orbital Aerodynamics Research (SOAR) is a CubeSat mission, due
to be launched in 2021, to investigate the interaction between different materials and the …

Combining particle-in-cell and direct simulation Monte Carlo for the simulation of reactive plasma flows

S Fasoulas, CD Munz, M Pfeiffer, J Beyer, T Binder… - Physics of …, 2019 - pubs.aip.org
A combined approach for the simulation of reactive, neutral, partially or fully ionized plasma
flows is presented. This is realized in a code framework named “PICLas” for the approximate …

Exponential Bhatnagar-Gross-Krook integrator for multiscale particle-based kinetic simulations

M Pfeiffer, F Garmirian, MH Gorji - Physical Review E, 2022 - APS
Despite the development of an extensive toolbox of multiscale rarefied flow simulators, such
simulations remain challenging due to the significant disparity of collisional and …

Optimisation of satellite geometries in Very Low Earth Orbits for drag minimisation and lifetime extension

F Hild, C Traub, M Pfeiffer, J Beyer, S Fasoulas - Acta Astronautica, 2022 - Elsevier
The utilisation of the Very Low Earth Orbit (VLEO) region offers significant application
specific, technological, operational, and cost benefits. However, attaining sustained and …

Non-equilibrium radiation modeling in a gas kinetic simulation code

J Beyer, M Pfeiffer, S Fasoulas - Journal of Quantitative Spectroscopy and …, 2022 - Elsevier
Radiation modeling is implemented in the highly parallel gas kinetic, open-source plasma
simulation suite PICLas. A photon Monte Carlo approach for three-dimensional radiative …

Particle-based fluid dynamics: Comparison of different Bhatnagar-Gross-Krook models and the direct simulation Monte Carlo method for hypersonic flows

M Pfeiffer - Physics of Fluids, 2018 - pubs.aip.org
The Bhatnagar-Gross-Krook (BGK) model and its extensions (ellipsoidal statistical BGK,
Shakhov BGK, and unified BGK) are used in particle-based fluid dynamics and compared …

Design of an intake and a thruster for an atmosphere-breathing electric propulsion system

F Romano, G Herdrich, YA Chan, NH Crisp… - CEAS Space …, 2022 - Springer
Challenging space missions include those at very low altitudes, where the atmosphere is the
source of aerodynamic drag on the spacecraft, that finally defines the mission's lifetime …