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First oxygen from lunar basaltThe Carbotek/Shimizu process to produce oxygen from lunar soils has been successfully demonstrated on actual lunar samples in laboratory facilities at Carbotek with Shimizu funding and support. Apollo sample 70035 containing approximately 25 percent ilmenite (FeTiO3) was used in seven separate reactions with hydrogen varying temperature and pressure: FeTiO3 + H2 yields Fe + TiO2 + H2O. The experiments gave extremely encouraging results as all ilmenite was reduced in every experiment. The lunar ilmenite was found to be about twice as reactive as terrestrial ilmenite samples. Analytical techniques of the lunar and terrestrial ilmenite experiments performed by NASA Johnson Space Center include iron Mossbauer spectroscopy (FeMS), optical microscopy, SEM, TEM, and XRD. The Energy and Environmental Research Center at the University of North Dakota performed three SEM techniques (point count method, morphology determination, elemental mapping), XRD, and optical microscopy.
Document ID
19940011709
Acquisition Source
Legacy CDMS
Document Type
Conference Paper
Authors
Gibson, M. A.
(Carbotek, Inc. Houston, TX, United States)
Knudsen, C. W.
(Carbotek, Inc. Houston, TX, United States)
Brueneman, D. J.
(Carbotek, Inc. Houston, TX, United States)
Kanamori, H.
(Shimizu Corp. Japan)
Ness, R. O.
(Energy Research and Development Administration Grand Forks, ND., United States)
Sharp, L. L.
(Energy Research and Development Administration Grand Forks, ND., United States)
Brekke, D. W.
(Energy Research and Development Administration Grand Forks, ND., United States)
Allen, C. C.
(Lockheed Engineering and Sciences Co. Houston, TX., United States)
Morris, R. V.
(NASA Lyndon B. Johnson Space Center Houston, TX., United States)
Keller, L. P.
(NASA Lyndon B. Johnson Space Center Houston, TX., United States)
Date Acquired
September 6, 2013
Publication Date
January 1, 1993
Publication Information
Publication: Lunar and Planetary Inst., Twenty-Fourth Lunar and Planetary Science Conference. Part 2: G-M
Subject Category
Lunar And Planetary Exploration
Accession Number
94N16182
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
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