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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.

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At least 379 records · Page 21

RANGER PROJECT STATUS

Status of the ranger project, a program for obtaining lunar surface data in preparation for manned flights, noting results of the four ranger flights

RANGER PROJECT↗

Status of v/stol research and development in the united states

It is the purpose of this paper to review the status of V/-STOL research and development in the United States with particular emphasis on significant research results obtained since the last Anglo-American Conference in 1961. Research information will be presented dealing with the helicopter, with propeller, ducted-fan, and jet V/STOL aircraft, and with the general area of V/STOL handling-qualities requirements.

V/STOL aircraft↗

Status of ultrachemical analysis for semiconductors

Status of ultratrace chemical analyses of materials for semiconductors was studied. This study covered atomic absorption spectroscopy, emission spectroscopy, and activation analyses. It makes recommendations to improve sensitivity, reliability and versatility for ultratrace chemical analysis.

Dilts, R. V.↗