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There are a total of 3 record(s) matching your query.
Sorted by: Date Added To NTRS in Descending order
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ATLAS of Microorganisms from Ancient Phosphorites of Khubsugul (Mongolia)
Author(s): Zhengallo, Elena A.; Rozanov, Alexei Yu.; Ushatinskaya, Galina T.; Hoover, Richard B.; Gerasimenko, Ludmila M.; Ragozina, Alla L.
Abstract: A photographic atlas of scanning electron microscope (SEM) images of Cambrian (Tommotian) microfossils from the phosphorites of Khubsugul Mongolia is presented. SEM images of modern cyanobacteria and bacteria are provided ...
NASA Center: Marshall Space Flight Center
Publication Year: 2000
Added to NTRS: 2005-08-25
Document ID: 20000033858; Report Number: M-957, NAS 1.60:209901, NASA/TP-2000-209901
Fossil Record of Precambrian Life on Land
Author(s): Knauth, Paul
Abstract: The argument that the earth's early ocean was up to two times modern salinity was published in 'Nature' and presented at the 1998 Annual Meeting of the Geological Society of America in Toronto. The argument is bolstered by ...
NASA Center: Goddard Space Flight Center
Publication Year: 2000
Added to NTRS: 2004-11-03
Document ID: 20010047676; Report Number: ASU-PVA-6527/TE
Category V Compliant Container for Mars Sample Return Missions
Author(s): Dolgin, Benjamin; Sanok, Joseph; Sevilla, Donald; Bement, Laurence J.
Abstract: A novel containerization technique that satisfies Planetary Protection (PP) Category V requirements has been developed and demonstrated on the mock-up of the Mars Sample Return Container. The proposed approach uses explosive ...
NASA Center: Jet Propulsion Laboratory, Langley Research Center
Publication Year: 2000
Added to NTRS: 2004-10-28
Document ID: 20040086772; Report Number: SAE-001CES-131
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