Phys. Rev. D 54, R1256 - R1259 (1996)

New technique for measuring Newton's constant G

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J. H. Gundlach, E. G. Adelberger, B. R. Heckel, and H. E. Swanson
Department of Physics, University of Washington, Seattle, Washington 98195

Rapid Communication Received 9 April 1996

We discuss a new technique for measuring Newton's constant G using a rotating torsion balance operated in a feedback mode. The method has several conceptually new features that reduce sensitivity to the dominant systematic uncertainties of previous experiments. We have successfuly conducted exploratory measurements that establish the feasibility of the new technique.


©1996 The American Physical Society

URL: http://link.aps.org/abstract/PRD/v54/pR1256
DOI: 10.1103/PhysRevD.54.R1256
PACS: 04.80.Cc, 04.90.+e, 06.20.Jr, 06.30.Gv

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