Ion thrusters for electric propulsion: Scientific issues developing a niche technology into a game changer

K Holste, P Dietz, S Scharmann, K Keil… - Review of Scientific …, 2020 - pubs.aip.org
The transition from old space to new space along with increasing commercialization has a
major impact on space flight, in general, and on electric propulsion (EP) by ion thrusters, in …

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 …

Low-temperature plasma simulation based on physics-informed neural networks: frameworks and preliminary applications

L Zhong, B Wu, Y Wang - Physics of Fluids, 2022 - pubs.aip.org
Plasma simulation is an important, and sometimes the only, approach to investigating
plasma behavior. In this work, we propose two general artificial-intelligence-driven …

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 …

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 …

Vibrational modeling with an anharmonic oscillator model in direct simulation Monte Carlo

CHB Civrais, C White, R Steijl - Journal of Thermophysics and Heat …, 2023 - arc.aiaa.org
Vehicles undergoing hypersonic speed experience extreme aerothermodynamic conditions.
Real gas effects cannot be neglected, and thus internal degrees of freedom of molecules …

Numerical simulation of an iron meteoroid entering into Earth's atmosphere using DSMC and a radiation solver with comparison to ground testing data

M Pfeiffer, J Beyer, J Vaubaillon, P Matlovič, J Tóth… - Icarus, 2024 - Elsevier
Observation missions of meteoroids entering the Earth's atmosphere are conducted
regularly. Meanwhile a method to replicate the flight in a ground test facilities has been …