Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Stojan Madzunkov"'
Autor:
Rajarshi Pal Chowdhury, Luke A. Stegeman, Matthew L. Lund, Dan Fry, Stojan Madzunkov, Amir A. Bahadori
Publikováno v:
Life Sciences in Space Research.
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
Autor:
Colin Wilson, Mona L. Delitsky, Olivier Mousis, James A. Cutts, Jean-Baptiste Renard, Laura M. Barge, Stojan Madzunkov, Dragan Nikolic, Kevin H. Baines, Nicolas Verdier, Sanjay S. Limaye
Publikováno v:
Astrobiology
Astrobiology, 2021, 21 (10), ⟨10.1089/ast.2021.0001⟩
Astrobiology, Mary Ann Liebert, 2021, 21 (10), ⟨10.1089/ast.2021.0001⟩
Astrobiology, 2021, 21 (10), ⟨10.1089/ast.2021.0001⟩
Astrobiology, Mary Ann Liebert, 2021, 21 (10), ⟨10.1089/ast.2021.0001⟩
A lightweight, low-power instrument package to measure,in situ,both (1) the local gaseous environment and (2) the composition and microphysical properties of attendant venusian aerosols is presented. This Aerosol-Sampling Instrument Package (ASIP) wo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bc063ad876e796386835f111453e87c9
https://hal-insu.archives-ouvertes.fr/insu-03343187
https://hal-insu.archives-ouvertes.fr/insu-03343187
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
Publikováno v:
The Astrophysical Journal. 712:194-197
Carbon dioxide (CO2), methanol (CH3OH), ethanol (CH3CH2OH), and formic acid (HCOOH) have been formed in collisions of a superthermal, 9 eV beam of O(3 P) atoms with CH4 molecules, with an over coat of CO molecules, adsorbed on a gold surface at 4.8 K
Autor:
J. A. MacAskill, M. R. Darrach, B. J. Shortt, A. Chutjian, P. Ehrenfreund, Stojan Madzunkov, Gianfranco Vidali
Publikováno v:
The Astrophysical Journal. 697:801-806
Formaldehyde (H2CO) and carbon dioxide (CO2) were produced in collisions of a superthermal, 3 eV beam of H(2S) atoms with CO molecules adsorbed on a gold surface at 4.8 K. The reaction-generated products were detected and analyzed using the technique
Autor:
Randall E. Mielke, Terry J. McGenity, Stojan Madzunkov, J. A. MacAskill, Benjamin Brunner, Max Coleman, Jae Young Yu
Publikováno v:
Earth and Planetary Science Letters. 270:63-72
The solution chemistry during the initial (slow increase of dissolved iron and sulfate) and main stage (rapid increase of dissolved iron and sulfate) of pyrite leaching by Acidithiobacillus ferrooxidans ( Af ) at a starting pH of 2.05 shows significa
Autor:
Murray Darrach, Ara Chutjian, Ben Bornstein, Arvid Croonquist, Vachik Garkanian, Vance Haemmerle, William Heinrichs, Dan Karmon, James Kenny, Richard Kidd, Sujwon Lee, John MacAskill, Stojan Madzunkov, Lukas Mandrake, Thomas Rust, Rembrandt Schaefer, John Thomas, Nikzad Toomarian
Publikováno v:
40th International Conference on Environmental Systems.
We report on the results from validation testing the Vehicle Cabin Atmosphere Monitor (VCAM). VCAM is an autonomous environmental monitor based on a miniature gas chromatograph/mass spectrometer and is scheduled to be flown to the International Space
Autor:
Ara Chutjian, B. J. Shortt, M. Mojarradi, R. T. Schaefer, M. R. Darrach, Stojan Madzunkov, J. A. MacAskill
Publikováno v:
The Review of scientific instruments. 79(9)
Reported herein is development of a quadrupole mass spectrometer controller (MSC) with integrated radio frequency (rf) power supply and mass spectrometer drive electronics. Advances have been made in terms of the physical size and power consumption o