Philipp Hager
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View article: The Peregrine Ion Trap Mass Spectrometer (PITMS) Investigation Development and Preflight Planning
The Peregrine Ion Trap Mass Spectrometer (PITMS) Investigation Development and Preflight Planning Open
The Peregrine Ion Trap Mass Spectrometer (PITMS) is a mass spectrometer instrument that operated during the Astrobotic Peregrine Mission-1 as part of the NASA Commercial Lunar Payload Services initiative. This paper describes the instrumen…
View article: Preliminary design, analysis, and testing of a rapid release centrifugal projectile launcher
Preliminary design, analysis, and testing of a rapid release centrifugal projectile launcher Open
The preliminary design, analysis, and testing of a rapid release centrifugal projectile launcher is being done to verify the use of a new technology as a viable way to launch projectiles with little to no fuel-based propulsion systems such…
View article: Multifaceted Domain-Specific Document Embeddings
Multifaceted Domain-Specific Document Embeddings Open
Julian Risch, Philipp Hager, Ralf Krestel. Proceedings of the 2021 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies: Demonstrations. 2021.
View article: In-Orbit Performance of the GRACE Follow-on Laser Ranging Interferometer
In-Orbit Performance of the GRACE Follow-on Laser Ranging Interferometer Open
The Laser Ranging Interferometer (LRI) instrument on the Gravity Recovery and Climate Experiment (GRACE) Follow-On mission has provided the first laser interferometric range measurements between remote spacecraft, separated by approximatel…
View article: Contact Conductance in Common CubeSat Stacks
Contact Conductance in Common CubeSat Stacks Open
Philipp Hager, European Space Agency, Netherlands
View article: Laser ranging interferometer on Grace follow-on
Laser ranging interferometer on Grace follow-on Open
The Gravity Recovery and Climate Experiment (GRACE) is a successful Earth observation mission launched
\nin 2002 consisting of two identical satellites in a polar low-Earth orbit [1]. The distance variations between
\nthese two satellites …