Test & Measurement

Cryogenic High-Sensitivity Magnetometer

Sensitivity would be about a million times that of a flux-gate magnetometer.

Posted in: Test & Measurement, Briefs, TSP

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Wheel Electrometer System

Two documents describe a prototype system of electrometers for measuring electrostatic fields and electrostatic responses of soils on Mars and the Moon.

Posted in: Test & Measurement, Briefs, TSP

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Simultaneous Conoscopic Holography and Raman Spectroscopy

Both the topography and the chemistry of surfaces would be mapped.

Posted in: Test & Measurement, Briefs, TSP

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Instrumentation for Sensitive Gas Measurements

Measurements are based on cavity-enhanced absorption.

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Apparatus for Testing Flat Specimens of Thermal Insulation

An improved design affords flexibility for testing under diverse conditions.

Posted in: Test & Measurement, Briefs, TSP

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Quadrupole Ion Mass Spectrometer for Masses of 2 to 50 Da

H2, He, O2, and Ar can be quantitated at low concentrations in N2

Posted in: Test & Measurement, Briefs, TSP

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Miniature Laser Doppler Velocimeter for Measuring Wall Shear

Interference fringes are configured for sensitivity to a velocity gradient.

Posted in: Test & Measurement, Briefs, TSP

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