Stefan Linke
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View article: Properties of novel LX lunar regolith simulant system — the base simulants: Part 2
Properties of novel LX lunar regolith simulant system — the base simulants: Part 2 Open
View article: Laser Melting vs. Laser Sintering: Large Area Heat Processing of Lunar South Pole Simulant
Laser Melting vs. Laser Sintering: Large Area Heat Processing of Lunar South Pole Simulant Open
View article: Simulation of the plume-surface interaction with a manufactured landing pad
Simulation of the plume-surface interaction with a manufactured landing pad Open
View article: Moon photovoltaics utilizing lunar regolith and halide perovskites
Moon photovoltaics utilizing lunar regolith and halide perovskites Open
View article: Properties of novel LX lunar regolith simulant system — The base simulants: Part 1
Properties of novel LX lunar regolith simulant system — The base simulants: Part 1 Open
View article: Tests of additive manufacturing and other processes under space gravity conditions in the Einstein-Elevator
Tests of additive manufacturing and other processes under space gravity conditions in the Einstein-Elevator Open
Material processing and material transport systems on Earth are designed for Earth's gravity and atmosphere. In order to pave the way for the future colonization of space, production technologies and transport systems are an essential fact…
View article: Laser remelting of regolith in vacuum: Reducing porosity for enhanced lunar resource utilization
Laser remelting of regolith in vacuum: Reducing porosity for enhanced lunar resource utilization Open
View article: Towards Lunar In-Situ Resource Utilization Based Subtractive Manufacturing
Towards Lunar In-Situ Resource Utilization Based Subtractive Manufacturing Open
In recent years, space agencies, such as the National Aeronautics and Space Administration (NASA) and European Space Agency (ESA), have expanded their research activities in the field of manufacturing in space. These measures serve to redu…
View article: Novel Approach for In-Situ Resource Utilization based Subtractive Manufacturing in Space
Novel Approach for In-Situ Resource Utilization based Subtractive Manufacturing in Space Open
In recent years, space agencies like NASA and ESA have expanded their research activities in the field of Manufacturing in Space. These measures serve to reduce limitations and costs through fairing size, launch mass capabilities or logist…
View article: Phase Formation and Mechanical Prosperities of Graphene Reinforced Regolith Composites
Phase Formation and Mechanical Prosperities of Graphene Reinforced Regolith Composites Open
View article: Geotechnical and Shear Behavior of Novel Lunar Regolith Simulants TUBS-M, TUBS-T, and TUBS-I
Geotechnical and Shear Behavior of Novel Lunar Regolith Simulants TUBS-M, TUBS-T, and TUBS-I Open
The return to the Moon is an important short-term goal of NASA and other international space agencies. To minimize mission risks, technologies, such as rovers or regolith processing systems, must be developed and tested on Earth using luna…
View article: Development of a Novel Bioaerosol Chamber to Determine Survival Rates of Airborne Staphylococci
Development of a Novel Bioaerosol Chamber to Determine Survival Rates of Airborne Staphylococci Open
Large amounts of microorganisms are emitted from animal houses into the environment via exhaust air. To assess the potential risks, the spread of microorganisms can be simulated with computer models. Such modeling usually does not take int…
View article: Design, Production and Evaluation of 3D-Printed Mold Geometries for a Hybrid Rocket Engine
Design, Production and Evaluation of 3D-Printed Mold Geometries for a Hybrid Rocket Engine Open
The feasibility of 3D-printed molds for complex solid fuel block geometries of hybrid rocket engines is investigated. Additively produced molds offer more degrees of freedom in designing an optimized but easy to manufacture mold. The solid…
View article: Two-Dimensional Laser Melting of Lunar Regolith Simulant Using the MOONRISE Payload on a Mobile Manipulator
Two-Dimensional Laser Melting of Lunar Regolith Simulant Using the MOONRISE Payload on a Mobile Manipulator Open
Laser melting experiments were carried out with the MOONRISE payload, installed on the mobile manipulator, MIRA3D. The MOONRISE payload was developed to demonstrate the feasibility of additive processing of lunar regolith with the help of …
View article: The MOONRISE: payload for mobile selective laser melting of lunar regolith
The MOONRISE: payload for mobile selective laser melting of lunar regolith Open
In-Situ Resource Utilization (ISRU) technologies pave the way for a sustainable colony on the Moon. Above all, the construction of structures using only the available resources is an important factor in reducing costs and logistical effort…
View article: Additive Manufacturing Under Lunar Gravity and Microgravity
Additive Manufacturing Under Lunar Gravity and Microgravity Open
View article: Berechnung des Ammoniakemissionsminderungspotenzials an einem frei belüfteten Milchviehstall mit Hilfe eines numerischen Modells
Berechnung des Ammoniakemissionsminderungspotenzials an einem frei belüfteten Milchviehstall mit Hilfe eines numerischen Modells Open
Die Rinderhaltung in frei belüfteten Stallanlagen stellt eine große Emissionsquelle von Ammoniak dar. Numerische Modelle von Stallgebäuden ermöglichen es, das Strömungsgeschehen, die Konzentrationsverteilungen von Schadgasen und das Emissi…
View article: Simulation of the Robotic Lunar Prototype MIRA3D
Simulation of the Robotic Lunar Prototype MIRA3D Open
The Moon becomes more and more interesting. For the coming years, several new missions are planned and the idea of a Moon Village is not just science fiction anymore. As Jan W¨ orner consistently emphasises, the Moon offers a lot of opport…
View article: Is significant reduction of ocular surface inflammation while applying CSA 0,1% eyedrops in patients with ocular Graft versus Host Disease (GVHD) accompanied by improvement of the Ocular Surface disease Index (OSDI)?
Is significant reduction of ocular surface inflammation while applying CSA 0,1% eyedrops in patients with ocular Graft versus Host Disease (GVHD) accompanied by improvement of the Ocular Surface disease Index (OSDI)? Open
View article: Design and Application of a High-G Piezoresistive Acceleration Sensor for High-Impact Application
Design and Application of a High-G Piezoresistive Acceleration Sensor for High-Impact Application Open
In this paper, we present our work developing a family of silicon-on-insulator (SOI)–based high-g micro-electro-mechanical systems (MEMS) piezoresistive sensors for measurement of accelerations up to 60,000 g. This paper presents the desig…
View article: Development and fabrication of a very High-g sensor for very high impact applications
Development and fabrication of a very High-g sensor for very high impact applications Open
In this paper we present the first time our development work of a family of silicon on insulator (SOI)- based piezoresistive MEMS very high G sensors for measurement of accelerations up to 60.000 g. Two sensors have been realized, one for …
View article: Ammoniakemissionen aus der Tierhaltung: Umfang und Minderungsoptionen
Ammoniakemissionen aus der Tierhaltung: Umfang und Minderungsoptionen Open
Die Tierhaltung in Deutschland muss angesichts der erheblichen Überschreitung der nationalen Emissionsobergrenze für Ammoniak und als deren Hauptverursacher weitreichende Maßnahmen zur Emissionsminderung ergreifen und prüfbar umsetzen. Hie…
View article: Staubminderung durch Befeuchten des Strohs beim Einstreuen eines Rinderstalles
Staubminderung durch Befeuchten des Strohs beim Einstreuen eines Rinderstalles Open
Rinderhaltung auf Einstreu wird wieder vermehrt nachgefragt, vornehmlich in Kalt- und Außenklimaställen. Als tierfreundliches Streumaterial wird am häufigsten Stroh verwendet. Als Problem erweisen sich dabei Emissionen von luftgetragenen S…
View article: Ausbreitung luftgetragener Substanzen aus der Tierhaltung - vereinheitlichte Darstellung - Nutzung der dimensionslosen Ergebnisdarlegung bei Umweltverträglichkeitsprüfungen
Ausbreitung luftgetragener Substanzen aus der Tierhaltung - vereinheitlichte Darstellung - Nutzung der dimensionslosen Ergebnisdarlegung bei Umweltverträglichkeitsprüfungen Open
In früheren Zeiten reichten die Abstandsdiagramme nach den einschlägigen Tierhaltungsrichtlinien des VDI zur Geruchsbelastung aus, um abzuschätzen, ob eine Tierhaltung zur nächstgelegenen Wohnbebauung den erforderlichen Mindestabstand einh…
View article: Der Auslauf in der ökologischen Schweinemast: Verschmutzungsverteilung und Ammoniakemissionen
Der Auslauf in der ökologischen Schweinemast: Verschmutzungsverteilung und Ammoniakemissionen Open
Ammonia emissions are an important problem in agricultural systems. Organic pig production raises a claim to offer high animal welfare. However, gaseous emissions can exhaust out of outdoor runs. Many measurement technics to determine the …