PERFORMANCE OF ELECTRICAL-RESISTANCE STRAIN GAGES AT CRYOGENIC TEMPERATURES
Electrical-resistance strain gauges - high strain response, hysteresis, strain sensitivity, creep, zero drift & resistance at cryogenic temperatures
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Electrical-resistance strain gauges - high strain response, hysteresis, strain sensitivity, creep, zero drift & resistance at cryogenic temperatures
Strain gauges for use at cryogenic temperatures
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Explore the source record for details and available documents.
Connector pin consisting of a piezoresistive crystal, retainer spring and a bridge circuit with voltmeter is used to test connector sockets and may be adapted for multiple socket testing.
Tensility, ductility and hardness evaluation of electron beam welded aluminum alloy 2219
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Volume-ratio calibration system consists of a gas source, high pressure gauge, small volume tank, large volume chamber, plus appropriate piping, valves, and vacuum source. This system used in conjunction with commercial vacuum gauges evaluates its ability to accurately produce desired pressures in the .000001 to .01 torr range.
Volume-ratio pressure measurement calibration system for vacuum gauges
Narrow-gap welding procedures for joining thick gauge aluminum alloy plate
Strain gauge accelerometer based on anisotropic stress effect in P-N junctions using piezoelectric crystals
Construction and evaluation of nude fast-response cold cathode ionization gauge for pressure measurement
Design of heavy-gauge bonded honeycomb sandwich
Photoelectric and other effects of rubidium vapor on Bayard-Alpert ionization gauges at vacuum pressure due to condensable nature of vapor
Operating principles of vibrating-ribbon gauge and vibrating-diaphragm pressure transducer
Volume-ratio technique for vacuum gauge calibration involving gas expansion from small volume into large volume