DocumentCode
2134212
Title
The measurement of Newton´s gravitational constant with the MSL torsion balance
Author
Armstrong, T.R. ; Fitzgerald, M.P.
Author_Institution
Meas. Stand. Lab., Lower Hutt, New Zealand
fYear
2000
fDate
14-19 May 2000
Firstpage
695
Lastpage
696
Abstract
We describe the current status of our determination of the Newtonian gravitational constant (G). Since our 1998 determination of G we have been making a measurement of G with our torsion balance operating in a dynamic mode. This paper briefly reports on the uncertainty analysis of our most recent compensated measurement and on our experiences of measuring G with the dynamic method.
Keywords
balances; gravitational constant; measurement uncertainty; torsion; Newtonian gravitational constant measurement; compensated measurement; dynamic mode; magnetic damping system; torque balancing; torsion balance; uncertainty analysis; Damping; Electrostatics; Laboratories; Magnetic field measurement; Magnetic noise; Measurement standards; Noise reduction; Position measurement; Steel; Torque;
fLanguage
English
Publisher
ieee
Conference_Titel
Precision Electromagnetic Measurements Digest, 2000 Conference on
Conference_Location
Sydney, NSW, Australia
Print_ISBN
0-7803-5744-2
Type
conf
DOI
10.1109/CPEM.2000.851201
Filename
851201
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