Test & Measurement

Simultaneous Conoscopic Holography and Raman Spectroscopy

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

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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.

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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

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Miniature Laser Doppler Velocimeter for Measuring Wall Shear

Interference fringes are configured for sensitivity to a velocity gradient.

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Integrated Structural Analysis and Test Program

An integrated structural-analysis and structure-testing computer program is being developed in order to: • Automate repetitive processes in testing and analysis; • Accelerate pre-test analysis; • Accelerate reporting of tests; • Facilitate planning of tests; • Improve execution of tests; • Create a vibration, acoustics, and shock test database; and • Integrate analysis and test data.

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Synchrotron High-Speed Magnet Monitoring Using Ethernet-Based System

Synchrotron monitoring instruments that interface to Ethernet data communication systems can reduce cost and improve accuracy. Since the 1930s, synchrotrons have become essential in the widely diverse fields of scientific research and engineering development, including chemistry, biology, material science, and microelectronic engineering. Some synchrotron radiation applications include:

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