Zobrazeno 1 - 10
of 94
pro vyhledávání: '"J. Simcic"'
Autor:
Sarah E. Waller, J. Simcic, F. Maiwald, Morgan L. Cable, Michael Malaska, S. M. Madzunkov, Anton Belousov, Dragan Nikolic, Robert E. Continetti, Morgan E. C. Miller
Publikováno v:
Journal of the American Society for Mass Spectrometry. 32:1162-1168
The Enceladus plume is a target of astrobiological interest in planetary science since it may carry signs of extraterrestrial life entrapped in ice grains formed from the subsurface ocean of this moon of Saturn. Fly-by mission concepts have been prop
Publikováno v:
Acta Astronautica. 178:296-307
Space radiation in the form of Solar Energetic Protons (SEPs) and Galactic Cosmic Rays (GCR) poses a substantial risk for long-duration space exploration. Active shielding concepts, i.e. shielding a spacecraft with electric and or magnetic fields, ha
Publikováno v:
International Journal of Mass Spectrometry. 477:116847
Autor:
S. M. Madzunkov, Marianne Gonzalez, Margie L. Homer, Byunghoon Bae, Charles P. Malone, J. Simcic, Anton Belousov, Richard D. Kidd, Murray Darrach
Publikováno v:
2021 21st International Conference on Solid-State Sensors, Actuators and Microsystems (Transducers).
The first Micro-Electro-Mechanical System (MEMS) Preconcentrator (PC) and Gas Chromatograph (GC) have been developed for NASA's Spacecraft Atmosphere Monitor (S.A.M.), with the second technology development unit (TDU2) under development for the Inter
Autor:
B. Kim, D. Nikolić, S. Madzunkov, J. Simcic, A. Belousov, D. Fry, E. Giunta, R.F. Santillana Padilla, L. Stegeman, R. Pal Chowdhury, A.A. Bahadori, M. Lund
Publikováno v:
Radiation Physics and Chemistry. 193:110007
Autor:
S. M. Madzunkov, William B. Brinckerhoff, Zuzana Cieslarova, Florian Kehl, Konstantin Zamuruyev, J. Simcic, Mircea Badescu, M. Fernanda Mora, Antonio J. Ricco, Tomas Drevinskas, Christian Lindensmith, Miranda Kok, Sue Lunte, Tori M. Hoehler, Richard C. Quinn, Nathan John Oborny, Mauro Sergio Ferreira Santos, Sarah E. Waller, Aaron C. Noell, Peter Willis, J. S. Creamer, Elizabeth A. Jaramillo, Alexis S. Templeton
Publikováno v:
Bulletin of the AAS. 53
The JPL Mass Spectrometer Team develops components and instruments based on a Paul quadrupole ion trap mass spectrometer (QIT-MS) for Earth and space applications. Over the past 20 years, the team has miniaturized the QIT-MS and verified its performa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e6e7fc4419943f481315cb2b23b53e47
https://doi.org/10.5194/egusphere-egu2020-3177
https://doi.org/10.5194/egusphere-egu2020-3177
To date a variety of different types of Mass Spectrometers has been utilized on missions to study the composition of atmospheres of many solar system bodies including Venus, Mars, Jupiter, Titan, the moon and several comets. For in-situ exploration o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5ef2b68da6e2375f72dd79bd006b5c0f
https://doi.org/10.5194/egusphere-egu2020-2024
https://doi.org/10.5194/egusphere-egu2020-2024
Autor:
Guillaume Avice, Kenneth A. Farley, Murray Darrach, J. Simcic, Anton Belousov, Christophe Sotin, S. M. Madzunkov, Dragan Nikolic
Measuring the abundance and isotopic composition of noble gases in planetary atmospheres can answer fundamental questions in cosmochemistry and comparative planetology. However, noble gases are rare elements, a feature making their measurement challe
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::628518828ee9de1f60c99afe48e4d39b
https://resolver.caltech.edu/CaltechAUTHORS:20181101-101938362
https://resolver.caltech.edu/CaltechAUTHORS:20181101-101938362
Publikováno v:
The Astrophysical Journal. 679:1661-1664
Absolute charge exchange (CE) cross sections have been measured for single and multiple exchanges between the highly charged ions (HCIs) Cq+ ( -->q = 3–6), Nq+ ( -->q = 4–7) and Oq+ ( -->q = 5–7) colliding with the target methane (CH4) present