Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Olaf, Krömer"'
Autor:
Olaf, Krömer, Marco, Scharringhausen, Fittock, Mark, Georgios, Tsakyridis, Torben, Wippermann, Lars, Witte, Matthias, Grott, Jörg, Knollenberg, Tilman, Spohn, Christian, Krause, Troy Lee, Hudson, Roy, Lichtenheldt, Jerzy, Grygorczuk, Lukasz, Wisniewski
Publikováno v:
In Acta Astronautica November 2019 164:152-167
Extended Pile Driving Model to Predict the Penetration of the Insight/HP3 Mole into the Martian Soil
Autor:
Mark Fittock, José E. Andrade, Christos Vrettos, Georgios Tsakyridis, Christian Krause, Norbert I. Kömle, Olaf Krömer, Helmut Schweiger, Matthias Grott, Günter Kargl, Roy Lichtenheldt, Torben Wippermann, Tilman Spohn, Joshua Poganski
Publikováno v:
Space Science Reviews. 211:217-236
The NASA InSight mission will provide an opportunity for soil investigations using the penetration data of the heat flow probe built by the German Aerospace Center DLR. The Heat flow and Physical Properties Probe (HP^3) will penetrate 3 to 5 meter in
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::933e68bebacd062713070c59ea13d8af
https://doi.org/10.1007/s11214-016-0302-z
https://doi.org/10.1007/s11214-016-0302-z
Autor:
Matthias Grott, Roy Lichtenheldt, Lars Witte, Olaf Krömer, Georgios Tsakyridis, Torben Wippermann, Troy L. Hudson, S. Hense, Jörg Knollenberg, T. Spohn, Mark Fittock, Marco Scharringhausen
Publikováno v:
Planetary and Space Science. 181:104780
During the development and the qualification of the Heat Flow Physical Properties Package (HP³) instrument (developed by the German Aerospace Center), which is part of the NASA Mars mission InSight, its self-propelling subsurface probe, the HP³ Mol
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0cd81510a2843997cd28535ca05e621e
https://doi.org/10.1016/j.pss.2019.104780
https://doi.org/10.1016/j.pss.2019.104780
Publikováno v:
CEAS Space Journal. 7:53-68
This paper presents the development of a deployment mechanism for the first demonstration mission of the Electrical Sail (Esail) propulsion concept. The mechanism will fly on Estonia’s first satellite, the EstCube-1 picosatellite. The major goals o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2486e3b490085eb02515b408ff0c6b3f
https://doi.org/10.1007/s12567-015-0080-6
https://doi.org/10.1007/s12567-015-0080-6
Autor:
Roy Lichtenheldt, Olaf Krömer
Publikováno v:
Earth and Space 2016.
As a payload of NASA's discovery mission InSight, DLR's HP3-instrument is used to measure the internal heat ow of Mars. In order to reach the maximum penetration depth of 5m HP3's locomotion system, the self-impelling nail nicknamed "the Mole" will h
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7dcc7818ef2d43dd8d505f7b8554f45e
https://doi.org/10.1061/9780784479971.016
https://doi.org/10.1061/9780784479971.016
Autor:
Olaf Krömer, Helmut Schweiger, Roy Lichtenheldt, Matthias Grott, Torben Wippermann, Christian Krause, José E. Andrade, Christos Vrettos, Norbert I. Kömle, Mark Fittock, Joshua Poganski, Tilman Spohn, Georgios Tsakyridis, Günter Kargl
Publikováno v:
Space Science Reviews. 211:237-237
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f746420be92e649e5403dcf07fe634c4
https://doi.org/10.1007/s11214-017-0397-x
https://doi.org/10.1007/s11214-017-0397-x
Autor:
Pekka Salminen, H. Koivisto, Mart Noorma, Olaf Krömer, Greger Thornell, Jukka Ukkonen, Jouni Envall, Roland Rosta, Alexander N. Obraztsov, Giovanni Mengali, Lutz Richter, Olli Tarvainen, Henri Seppänen, Petri Toivanen, S. Merikallio, Risto Kurppa, Henrik Kratz, Alessandro Antonio Quarta, Edward Hæggström, Jouni Polkko, J. Kauppinen, S.K. Kiprich, Antti Nuottajärvi, Taneli Kalvas, S. Lätt, Pekka Janhunen
Publikováno v:
Review of Scientific Instruments
The electric solar wind sail (E-sail) is a space propulsion concept that uses the natural solar wind dynamic pressure for producing spacecraft thrust. In its baseline form, the E-sail consists of a number of long, thin, conducting, and centrifugally
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f83083c7edf597584714830f9fcb4854
https://pubmed.ncbi.nlm.nih.gov/21133454
https://pubmed.ncbi.nlm.nih.gov/21133454