Search Results - "Keiser, G.M"

On-orbit performance of Gravity Probe B drag-free translation control and orbit determination by Li, J., Bencze, W.J., DeBra, D.B., Hanuschak, G., Holmes, T., Keiser, G.M., Mester, J., Shestople, P., Small, H.

“…The Gravity Probe B (GP-B) Relativity Mission is a fundamental physics experiment to test Einstein’s theory of General Relativity based on observations of…”
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General relativity experiments in space by Keiser, G.M.

“…Space technology has led to increased accuracy in the measurements of the gravitational redshift and the Shapiro time delay, has permitted the first…”
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The Gravity Probe B Relativity Mission by Buchman, Saps, Everitt, C.W.F., Parkinson, B., Turneaure, J.P., DeBra, D., Bardas, D., Bencze, W., Brumley, R., Gill, D., Gutt, G., Gwo, D.H., Keiser, G.M., Lipa, J., Lockhart, J., Mester, J., Muhlfelder, B., Taber, M., Wang, S., Xiao, Y., Zhou, P.

“…The NASA/Stanford Relativity Mission Gravity Probe B (GP-B) experiment will provide two extremely precise tests of General Relativity based on observations of…”
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Development of the Gravity Probe B flight mission by Turneaure, J.P., Everitt, C.W.F., Parkinson, B.W., Bardas, D., Buchman, S., DeBra, D.B., Dougherty, H., Gill, D., Grammer, J., Green, G.B., Gutt, G.M., Gwo, D.-H., Heifetz, M., Kasdin, N.J., Keiser, G.M., Lipa, J.A., Lockhart, J.M., Mester, J.C., Muhlfelder, Barry, Parmley, R., Silbergleit, A.S., Sullivan, M.T., Taber, M.A., Van Patten, R.A., Vassar, R., Wang, S., Xiao, Y.M., Zhou, P.

“…Gravity Probe B is an experiment to measure the geodetic and frame-dragging precessions, relative to the “fixed” “stars”, of a gyroscope placed in a 650 km…”
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Cryogenic gyroscopes for the relativity mission by Buchman, Saps, Everitt, C.W.F, Parkinson, Brad, Turneaure, J.P, Keiser, G.M

“…The relativity mission, also known as gravity probe B (GP-B), uses high-precision electrostatically suspended cryogenic gyroscopes for measuring the…”
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Gravity Probe B payload verification and test program by Taber, M.A., Bardas, D., Buchman, S., DeBra, D.B., Everitt, C.W.F., Gutt, G.M., Keiser, G.M., Lockhart, J.M., Mester, J.C., Muhlfelder, B., Murray, D.O., Parkinson, B.W., Van Patten, R.A., Turneaure, J.P., Xiao, Y.M.

“…Most of the Flight Payload hardware for the Gravity Probe B Relativity Mission is currently being manufactured. The design, fabrication, and integration of…”
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Gyroscopes and charge control for the Relativity Mission Gravity Probe B by Buchman, Saps, Everitt, C.W.F., Parkinson, Brad, Turneaure, J.P., Brumley, R., Gill, D., Keiser, G.M., Xiao, Y.

“…The most demanding goal of the Gravity Probe B Relativity Mission (GP-B) is the measurement of the parametrized post-Newtonian parameter γ to one part in 10 5…”
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Observation of the London moment and trapped flux in precision gyroscopes by Xiao, Y.M., Felson, W., Wu, C.H., Keiser, G.M., Turneaure, J.P.

“…The London-moment readout has been observed in flight quality gyroscopes and it has been demonstrated that it is possible to reduce magnetic field trapped in…”
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Observations of flux motion in niobium films by Xiao, Y.M., Keiser, G.M.

“…A magnetic field trapped in a superconducting sphere was examined at temperatures from 4.6 K to 5.5 K. The sphere was the rotor of a precision gyroscope and…”
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Gravity Probe B – Testing Einstein at the Limits of Engineering by Bencze, W.J., Buchman, S., Clarke, B., DeBra, D., Everitt, C.W.F., Green, G., Heifetz, M.I., Hipkins, D.N., Keiser, G.M., Li, J., Lipa, J.A., Muhlfelder, B., Parkinson, B.W., Silbergleit, A.S., Taber, M., Turneaure, J.P., Wang, S.

“…The Gravity Probe B experiment was developed to test two predictions of General Relativity; the Geodetic and the frame-dragging precessions of a mechanical…”
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Multisensor data integration in the NASA/Stanford gravity probe B relativity mission by Heifetz, M.I., Keiser, G.M., Krechetov, A.S., Silbergleit, A.S.

“…Gravity Probe B (GP-B) is a gravitational experiment designed to measure two predicted by General Theory of Relativity precessions of a free-falling gyroscope…”
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Gravitational Experiments in Space: Gravity Probe B and STEP by Mester, J., Buchman, S., Cruise, A.M., DeBra, D., Dittus, H., Everitt, C.W.F., Foulon, B., Keiser, G.M., Kent, B.J., Lipa, J., Lockerbie, N., Lockhart, J.M., Loeffler, F., Muhlfelder, B., Parkinson, B., Pegrum, C., Sandford, M., Speake, C.C., Sumner, T.J., Taber, M., Torii, R., Touboul, P., Turneaure, J., Vitale, S., Vodel, W., Worden, P.W.

“…We describe two space based gravitational physics experiments, the Gravity Probe B Relativity Mission (GPB) and the Satellite Test of the Equivalence Principle…”
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