Saps Buchman
Nickname: Sasha
W.W. Hansen Experimental Physics Laboratory (HEPL)
Physics/Astrophysics Building, 2nd Floor
452 Lomita Mall, MC 4085
Stanford, CA 94305-4085
Telephone: (650) 725-4110
Education
Post-doctoral Research Associate: Massachusetts Institute of Technology (MIT),Cambridge, MA, 1983-1987.
PhD: Harvard University, Department of Physics, Cambridge, MA,, 1978-1983
BSc: Israel Institute of Technology (Technion), Department of Physics, Haifa, Israel, 1975-1978
Professional Experience
Stanford University, W.W. Hansen Experimental Physics Laboratory, Stanford, CA.: Senior Research Scientist: 1987 - present.
Gravitational Experiments in Space
- Lead Scientist: 1996-present
The Relativity Mission, Gravity Probe B (GP-B).
- Science mission manager: 2002-present.
- Program Manager: 1999-2002.
- Gyroscopes and electronics development: 1987-1999
LISA International Science Team: 2001-present.
Selected Publications
- Space Time Asymmetry
Research (STAR)
Robert Byer, Sasha Buchman, John Lipa, Ke-Xun Sun,
and John Hall
Science white paper, Astro2010: The Astronomy and Astrophysics Decadal Survey
(2009).
Web
link
- Technology
Development for Space Time Asymmetry Research (STAR) Mission
Ke-Xun Sun, Elwood Agasid, Sasha Buchman, Robert
Byer, Lisa Chu-Thielbar, Dan DeBra, John Goebel, John Hall, John Hines, John
Lipa, Robert Ricks, and Peter Worden
White Paper for Technology Development, Astro2010: The Astronomy and Astrophysics Decadal Survey
(2009). Web
link
- UV
LED operation lifetime and radiation hardness qualification for space flights
Ke-Xun Sun, Nick Leindecker, Sei Higuchi, John
Goebel, Sasha Buchman, and Robert Byer
J. Phys. Conf. Ser. 154 012028 (6pp) (2009). Web link
- Advanced
drag-free concepts for future space-based interferometers: acceleration noise performance (draft being refereed)
D Gerardi, G Allen, J Conklin, K-X Sun, D DeBra, S
Buchman, P Gath, R..Byer, U Johann
Submitted
to Class. Quantum Grav. (2009).
- Charge
Neutralization in Vacuum for Non-conducting, and Isolated Objects Using
Directed Low-energy Electron and Ion Beams
S.
Buchman, R. L Byer, D. Gill, N. A. Robertson, and K-X Sun
Class. Quantum Grav. 25 035004 (9pp) (2008). Web
Link
- An
Advanced Modular Gravitational Reference Sensor for the Detection of
Gravitational Waves in Space
Saps.
Buchman for the Stanford LISA collaboration
Gravitational
Waves and Experimental Gravity, The Gioi Publishers, pp 133-136, (2007).
- The
Promise and Challenge of Gravitational Experiments in Space: GP-B and its
lessons for LISA and STEP
Saps
Buchman for the GP-B collaboration
Gravitational
Waves and Experimental Gravity, The Gioi Publishers, pp 235-242 (2007).
- Precision
electrostatic suspension system for the Gravity Probe B relativity mission’s
science gyroscopes
W.J. Bencze, M.E. Eglington, R.W. Brumley, S.
Buchman
Adv. in
Space Res. 39(2),
pp 224-229, (2007). Web
link
- The
Relativity Mission Gravity Probe B, Testing Einstein’s Universe
S.
Buchman for the GP-B collaboration
Proceedings
of the International School on Astrophysical Relativity John Archibald Wheeler,
Erice, Sicily 29p (2006).
- Kelvin
probe measurements: investigations of the patch effect with applications to
ST-7 and LISA
N A
Robertson, J R Blackwood, S. Buchman, R L Byer, J Camp, D Gill, J Hanson, S
Williams and P Zhou
Class. Quantum Gravity. 23, pp 2665–2680,
(2006). Web
link
- LED
deep UV source for charge management of gravitational reference sensors
Ke-Xun
Sun, Brett Allard, Saps Buchman, Scott Williams and Robert L Byer
Classical
and Quantum Gravity 23, pp S141‑S150, (2006). Web
link
- Advanced
Gravitational Reference Sensor for High Precision Space Interferometers
Ke-Xun Sun, Graham Allen, Sasha Buchman, Dan DeBra, and Robert Byer
Class. Quantum
Grav. 22, pp S287-S296, (2005). Web
link
- Gravitational
Reference Technologies: Critical for U.S. Space Leadership
Sasha
Buchman et al., Stanford
University and Lockheed Martin white paper, 6p, (2004).
- Development
of the Gravity Probe B Flight Mission
J.P.
Turneaure, et. al., Adv.
Space Res. 32(7),
pp 1387-1396, (2003). Web
link
- Gravity
Probe B payload verification and test program
M.A. Taber et
al.,
Adv.
Space Res. 32(7),
pp 1417-1420, (2003). Web
link
- ST-7
gravitational reference sensor: analysis of magnetic noise sources
John
Hanson, GMac Keiser, Saps Buchman et al.,
Class. Quantum
Grav. 20,
pp S109-S116, (2003). Web
link
- A
High-Energy (35-500 MeV) Proton Monitor for The Gravity Probe B Mission
Susan
McKenna-Lawlor, Peter Rusznyak, Sasha Buchman, Paul Shestople, John Thatcher
Nuclear
Instruments & Methods in Physics Research A 498, pp 220–230,
(2003). Web
link
- The Gravity Probe B
Relativity Mission
Saps
Buchman et al.,
Adv. Space
Res. 25(6)
pp 1177-1180, (2000). Web
link
- A
Space-Based Superconducting Microwave Oscillator Clock
Saps Buchman, M. Dong, M. Moeur, S. Wang, J.A. Lipa, and J.P. Turneaure,
Adv.
Space Res. 25(6),
pp 1251-1254, (2000). Web
link
- Gyroscopes
and Charge Control for the Relativity Mission Gravity Probe B
Saps
Buchman et al.,
Adv.
Space Res. 25(6),
pp 1181-1184, (2000). Web
link
- Cryogenic
Gyroscopes for the Relativity Mission
Saps
Buchman, C.W.F. Everitt, Brad Parkinson, J.P. Turneaure, G.M. Keiser
Physica B 280,
pp 497-498, (2000). Web
link
- Charge
Saps Buchman, J. Mester and T.J. Sumner
The
Measurement, Instrumentation and Sensors Handbook, CRC Press,
pp 44-1 – 44-11, (1999).
- Cosmic
Radiation Issues For Gravitational Experiments in Space
Saps
Buchman and Y. Jafry
Very
High Energy Phenomena in the Universe, Editions Frontieres, Paris-France, pp 335‑343,
(1997).
- Prospects
for an Improved Superconducting Cavity Stabilized Oscillator Clock
Saps
Buchman, J. P. Turneaure, and John Lipa
Dark
Matter in Cosmology Clocks and Tests of Fundamental Laws, Editions Frontieres,
Cedex-France, pp 367-374, (1995).
- Applications
of Superconductivity to Space-Based Gravitational Experiments
Saps
Buchman et al.
Czechoslovak
Journal of Physics 46(S5), pp 2869-2870, (1996)
- Measurement
of the Thermal Emissivity of a Superconducting Niobium Film
Robert
Brumley, Saps Buchman, and John Mester
Czechoslovak
Journal of Physics 46(S5), pp 2875-2876, (1996).
- Electrostatic
Charging of Space-born Test Bodies Used in Precision Experiments
Y. Jafrey, T.J. Sumner, and S. Buchman
Class. Quantum
Grav. 13(11A), pp A97-A106,. (1996). Web
link
- Experimental
Techniques for Gyroscope Performance Enhancement for the Gravity Probe B
Relativity Mission
Saps
Buchman et al.
Class.Quantum
Grav. 13(11A), pp A185‑A191,
(1996). Web
link
- Charge
Measurement and Control for the Gravity Probe B Gyroscopes
Saps
Buchman, Theodore Quinn, G. M. Keiser, and Dale Gill
Rev.Sci.Instr. 66(1),
pp 120-129, (1995). Web
link
- A
Low Temperature Gyroscope Clock for Gravitational Redshift Experiments
Saps
Buchman, J.P. Turneaure, T. Walter, and C.W.F. Everitt
Dark Matter
in Cosmology Clocks and Tests of Fundamental Laws, Editions Frontieres,
Cedex-France, pp 429-436, (1995).
- Multilayer
Films of TiC, Ti, and Cu for the Relativity Mission Gyroscopes
P.
Zhou, Saps Buchman, K. Davis, C. Gray, J.P. Turneaure
Surface
and Coatings Technology 76-77, pp 516-520, (1995). Web
link
- Applications
of Superconductivity to Gravitational Experiments in Space
Saps
Buchman
Particle
Astrophysics Atomic Physics and Gravitation, Editions Frontieres, Cedex-France,
pp 461-465, (1994).
- Prospects
for Measuring γ to One Part in 105 in the Gravity
Probe B Experiment
C.W.F.
Everitt and Saps Buchman
Particle
Astrophysics Atomic Physics and Gravitation, Editions Frontieres, Cedex-France,
pp 467-471, (1994).
- Trapped
Flux Reduction in a Spherical Niobium Shell at 1 mG
Robert
W. Brumley, Saps Buchman, and Yueming Xiao
Physica
B 194-196(2),
pp 1793-1794 (1994). Web
link
- Magnetic
FlDirect
Observation of a Two Dimensional Gas of Spin Polarized Atomic Hydrogen
L.
Pollak, S. Buchman, Y.M. Xiao, H.F. Hess, G.P. Kochansky, and T.J. Greytak
Phys.
Rev. B Rapid Com.34(1), pp 461-463 (1986). Web link
- NMR
Study of Rotational Tunneling in the Partially Deuterated Methanes
Saps
Buchman, Donald Candela, W. T. Vetterling and R. V. Pound
Phys. Rev. B 28(1),
pp 8-14 (1983). Web link
- NMR
Spin Lattice Relaxation in the Quadrupolar Glass
Donald
Candela, Saps Buchman, W. T. Vetterling and R. V. Pound
Phys. Rev. B Papid Com. 27(5), pp 3084-3087 (1983). Web link
- NMR Study of
Tunneling States in Solid CD4
Saps
Buchman, W. T. Vetterling, Donald Candela, and R. V. Pound
Phys. Rev. B 26,
pp 4826-4835 (1982). Web
link
- Spin
Species Conversion Rate in Solid CH4 in the Temperature Range 4-23K
Saps
Buchman, Donald Candela, W. T. Vetterling and R. V. Pound
Phys. Rev. B 26(3)
pp 1459-1461 (1982). Web link
- NMR Curie Law
Thermometry for Solid Hydrogen
Saps
Buchman, Donald Candela, W. T. Vetterling and R. V. Pound
Physica, 107B,
pp 193-194 (1981). Web
link
- NMR
Line-shapes of the Solid Hydrogen Quadrupolar Glass
Donald
Candela, Saps Buchman, W. T. Vetterling and R. V. Pound
Physica, 107B,
pp 187-188 (1981). Web
link