Gravity gradients measured even on accelerating platforms. Three-axis superconducting gravity gradiometer based on flux quantization and Meissner effect in superconductors and employs superconducting quantum interference device as amplifier. Incorporates several magnetically levitated proof masses. Gradiometer design integrates accelerometers for operation in differential mode. Principal use in commercial instruments for measurement of Earth-gravity gradients in geo-physical surveying and exploration for oil.
Three-Axis Superconducting Gravity Gradiometer
NASA Tech Briefs ; 11 , 10
1987-11-01
Sonstige
Keine Angabe
Englisch
A three-axis gravity gradiometer
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