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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 271 records · Page 15

High-temperature-materials study

Chemical vapor deposition of aluminum phosphides onto single crystals of silicon and gallium arsenide for producing high temperature operating solid state electronic devices

Baxter, R. D.↗

Laser Tracking and Ranging System

The Laser Tracking and Ranging System (LTRS) is an optical tracking radar that uses a gallium-arsenide injection laser as the transmitting source. The system is designed to track a small retrodirective corner-reflector array and to provide continuously the range, azimuth, and elevation of the array's position relative to the tracking unit. The development effort was directed toward providing a small, compact and relatively lightweight instrument mainly as a part of the Lunar Surveying System for tracking an astronaut's staff. A number of other applications considered include the LTRS as a navigation instrument for a Lunar Flying Vehicle and as a crew safety device for monitoring an astronaut's situation during any EVA operations.

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