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Enhancement of oxidative vaporization of chromium (III) oxide and chromium by oxygen atomsRates of oxidative vaporization of Cr2O3 were found to be markedly enhanced in the presence of O atoms. Investigations were conducted over the temperature range 470 to 1520 K. For Cr2O3 the enhancement was about 10 to the 9th power at 820 K in oxygen containing 2.5 percent atoms. Rapid oxidative vaporization of bare chromium was observed below 1070 K, the rate being about one-half that of Cr2O3. Results are interpreted in terms of thermochemical analysis.
Document ID
19740017535
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Technical Note (TN)
Authors
Fryburg, G. C.
(NASA Lewis Research Center Cleveland, OH, United States)
Kohl, F. J.
(NASA Lewis Research Center Cleveland, OH, United States)
Stearns, C. A.
(NASA Lewis Research Center Cleveland, OH, United States)
Date Acquired
September 3, 2013
Publication Date
May 1, 1974
Subject Category
Chemistry
Report/Patent Number
E-7789
NASA-TN-D-7629
Report Number: E-7789
Report Number: NASA-TN-D-7629
Accession Number
74N25648
Funding Number(s)
PROJECT: RTOP 502-01
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
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