R
Ralf Srama
Researcher at University of Stuttgart
Publications - 269
Citations - 8158
Ralf Srama is an academic researcher from University of Stuttgart. The author has contributed to research in topics: Cosmic dust & Interplanetary dust cloud. The author has an hindex of 43, co-authored 264 publications receiving 7101 citations. Previous affiliations of Ralf Srama include Baylor University & Max Planck Society.
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Proceedings ArticleDOI
Interaction of the solar wind and stream particles, results from the Cassini dust detector
Hsiang-Wen Hsu,Sascha Kempf,Frank Postberg,Ralf Srama,Caitriona M. Jackman,Georg Moragas-Klostermeyer,Stefan Helfert,Eberhard Grün +7 more
TL;DR: In this article, the authors found that the detection patterns of the stream particles are well correlated with the interplanetary magnetic field structures, and that as the spacecraft crosses the compression regions of the Co-rotation interaction regions, not only the directionality of the impacts changes with the field direction, but also the impact signal and rate vary with an increase of field strength.
The Interplanetary Meteoroid Environment for eXploration - (IMEX) project
Rachel Soja,Maximilian Sommer,Julian Herzog,Ralf Srama,Eberhard Grün,Jens Rodmann,Peter Strub,Jérémie Vaubaillon,A. Hornig,Lars Bausch +9 more
TL;DR: In this paper, the authors developed a meteoroid stream model that consists of a large database of cometary streams from all known comets in the inner solar system, which can be used to predict meteor showers from most known comet, that can be observed anytime from 1980 to 2080.
Journal ArticleDOI
SARIM PLUS—sample return of comet 67P/CG and of interstellar matter
Ralf Srama,Ralf Srama,Harald Krüger,T. Yamaguchi,Thomas Stephan,Mark J. Burchell,Anton T. Kearsley,Veerle Sterken,Frank Postberg,Frank Postberg,Sascha Kempf,Eberhard Grün,Eberhard Grün,Nicolas Altobelli,P. Ehrenfreund,V. Dikarev,Mihaly Horanyi,Zoltan Sternovsky,James Carpenter,Andrew J. Westphal,Zack Gainsforth,A. Krabbe,J. Agarwal,Hajime Yano,Jürgen Blum,H. Henkel,Jon K. Hillier,Peter Hoppe,Mario Trieloff,S. Hsu,Anna Mocker,Anna Mocker,K. Fiege,Simon F. Green,Addi Bischoff,Francesca Esposito,Rene Laufer,Truell Hyde,Georg Herdrich,Stefanos Fasoulas,Annette Jäckel,Geraint H. Jones,Peter Jenniskens,E. Khalisi,Georg Moragas-Klostermeyer,Georg Moragas-Klostermeyer,Frank Spahn,Horst Uwe Keller,Priscilla C. Frisch,Anny Chantal Levasseur-Regourd,N. Pailer,Kathrin Altwegg,C. Engrand,S. Auer,Johan Silen,S. Sasaki,M. Kobayashi,Jürgen Schmidt,Jochen Kissel,Bernard Marty,Patrick Michel,Pasquale Palumbo,O. Vaisberg,J. Baggaley,Alessandra Rotundi,Hans-Peter Röser +65 more
TL;DR: SARIM-PLUS as discussed by the authors employs latest in-situ techniques for a full characterisation of individual micrometeoroids (flux, mass, charge, trajectory, composition).
Mass Spectrometry of Atmosphereless Planetary Objects
Eberhard Grün,Mihaly Horanyi,Elmar K. Jessberger,Sascha Kempf,Harald Krüger,Frank Postberg,Ralf Srama,Thomas Stephan,Zoltan Sternovsky,Westfälische Wilhelms-Universität +9 more
TL;DR: Max-Planck-Institut fur Kernphysik, Heidelberg, Germany LASP, University of Colorado, Boulder, CO, USA Institut fuer Planetologie, Westfalische Wilhelms-Universitat, Munster, Germany IGEP, Universitat Braunschweig, Braunschelm, Braunsching, Germany Maxplanck Institute for Sonnensystemforschung, Katlenburg-Lindau, Germany Institut fur Raumfahrtsysteme, Stutt
Journal ArticleDOI
Morphology of craters generated by hypervelocity impacts of micron-sized polypyrrole-coated olivine particles
Yanwei Li,Yanwei Li,Yanwei Li,S. Bugiel,S. Bugiel,Mario Trieloff,Jon K. Hillier,Frank Postberg,Mark C. Price,A. J. Shu,K. Fiege,Lee A. Fielding,S. P. Armes,Yiyong Wu,E. Grün,E. Grün,Ralf Srama,Ralf Srama,Ralf Srama +18 more
TL;DR: In this article, the results of studies of cratermorphology generated by impacts using micron-sized polypyrrole (PPy)-coated olivineparticles were presented.