Title :
A measurement of the gravitational constant using a cryogenic torsion pendulum
Author :
Bantel, M.K. ; Berg, E.C. ; Newman, R.D.
Author_Institution :
Dept. of Phys. & Astron., California Univ., Irvine, CA, USA
Abstract :
Final analysis is in progress of a measurement of G made using a cryogenic torsion pendulum in the ´dynamic´ (time-of-swing) mode. We have collected and analyzed data which will yield a G measurement with about 20 ppm statistical uncertainty. A value for G will be reported at CPEM 2002.
Keywords :
cryogenics; gravitational constant; measurement uncertainty; pendulums; torsion; CPEM 2002; cryogenic torsion pendulum; dynamic mode; gravitational constant measurement; statistical uncertainty; time-of-swing mode; Astronomy; Cryogenics; Data analysis; Extraterrestrial measurements; Frequency measurement; Helium; Physics; Position measurement; Silicon compounds; Temperature;
Conference_Titel :
Precision Electromagnetic Measurements, 2002. Conference Digest 2002 Conference on
Conference_Location :
Ottawa, Ontario, Canada
Print_ISBN :
0-7803-7242-5
DOI :
10.1109/CPEM.2002.1034760
