New definition of the metre

Some of the physical assumptions which are implicit in the proposed new definition of the metre are discussed, including the mass of the photon and the constancy of the fine structure constant.

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Bibliographic Details
Published in:Nature (London) 1983-06, Vol.303 (5916), p.373-376
Main Author: Petley, B.W
Format: Article
Language:English
Subjects:
commentary
Humanities and Social Sciences
multidisciplinary
Science
Science (multidisciplinary)
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Description
Summary:Some of the physical assumptions which are implicit in the proposed new definition of the metre are discussed, including the mass of the photon and the constancy of the fine structure constant.
ISSN:0028-0836
1476-4687
DOI:10.1038/303373a0