Simulating asteroid impacts and meteor events by high-power lasers: from the laboratory to spaceborne missions

M Ferus, A Knížek, G Cassone, PB Rimmer… - Frontiers in Astronomy …, 2023 - frontiersin.org
Meteor plasmas and impact events are complex, dynamic natural phenomena. Simulating
these processes in the laboratory is, however, a challenge. The technique of laser induced …

Meteorite temperature measurements during ground testing

D Leiser, C Dürnhofer, E Poloni, S Löhle, P Matlovič… - Icarus, 2024 - Elsevier
Ground testing meteorite samples offer in-situ measurements of known materials in
conditions that occur during entry into Earth's atmosphere. 22 meteorite samples with a wide …

Meteorite material luminous efficiencies from ground testing of meteoroid entry

S Loehle, J Vaubaillon, P Matlovič, J Tóth - Icarus, 2024 - Elsevier
The paper reports the determination of luminous efficiency values from ground testing of a
comprehensive set of meteorite samples. The ground testing data is translated with …

Emission spectroscopy at high frame rates during ablation tests of meteorite samples in plasma wind tunnel

R Ravichandran, S Loehle, F Hufgard, D Leiser… - Icarus, 2024 - Elsevier
Optical emission spectra between 522–580 nm of ablating meteorites have been recorded
at frame rates as high as 1 kHz for the first time during ground testing with simultaneous …

Multi-domain analysis and prediction of the light emitted by an inductively coupled plasma jet

L Capponi, A Padovan, GS Elliott, M Panesi… - arXiv preprint arXiv …, 2023 - arxiv.org
Inductively coupled plasma wind tunnels are crucial for replicating hypersonic flight
conditions in ground testing. Achieving the desired conditions (eg, stagnation-point heat …

Artificial meteors observed in mid-infrared range

S Rommeluère, J Vaubaillon, S Loehle… - Icarus, 2024 - Elsevier
Meteors are most often observed from the ground in the visible, most often at a distance of at
least 80–100 km between the phenomenon and the observer. Such constraints lead to …

Optical temperature measurement in unsteady plasma free jet

T Hermann, EWK Chang - Measurement Science and …, 2024 - iopscience.iop.org
An Argon plasma free jet is investigated using spectrally narrow bandpass filtered high-
speed imaging. The images were captured at 16 kHz with an exposure time of 3.9 μs and …

Analysis of CN emission as a marker of organic compounds in meteoroids using laboratory simulated meteors

A Pisarčíková, P Matlovič, J Tóth, S Loehle, L Ferrière… - Icarus, 2023 - Elsevier
Fragments of small solar system bodies entering Earth's atmosphere have possibly been
important contributors of organic compounds to the early Earth. The cyano radical (CN) …

[HTML][HTML] Assessment of MHD-relevant parameters in high enthalpy air plasma for flow manipulation experiments

JW Oswald, A Behnke, G Herdrich, SI Schlachter… - Vacuum, 2023 - Elsevier
As part of the EU New Horizon 2020 project on a Magnetohydrodynamic (MHD) Enhanced
Entry System for Space Transportation (MEESST) superconducting magnetic coils will be …

Development of Small Scale Arc-jet Facility OPG1

T Hermann, EWK Chang, J Schäfer… - AIAA SciTech 2023 …, 2023 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2023-2331. vid A small-scale thermal arc-
jet facility based on a 21.5 kW tungsten inert gas welding power supply has been …