Varying alpha

被引:26
作者
Barrow, John D. [1 ]
机构
[1] Univ Cambridge, Ctr Math Sci, DAMTP, Cambridge CB3 0WA, England
关键词
Varying constants; cosmology; FINE-STRUCTURE CONSTANT; EQUIVALENCE PRINCIPLE; TIME-VARIATION; PHYSICAL CONSTANTS; MASSIVE BODIES; SEARCH;
D O I
10.1002/andp.201010416
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We review properties of cosmological theories for the variation of the fine structure 'constant'. We highlight some general features of the cosmological models that exist in these theories with reference to recent quasar data that are consistent with time-variation in the fine structure 'constant' since a redshift of 3.5. (C) 2010 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim
引用
收藏
页码:202 / 210
页数:9
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