Time-Varyingand Particle Physics
- 15 March 2002
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 88 (13) , 131301
- https://doi.org/10.1103/physrevlett.88.131301
Abstract
We argue that models in which an observable variation of the fine structure constant is explained by motion of a cosmic scalar field are not stable under renormalization and require massive fine-tuning that cannot be explained by any known mechanism.Keywords
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This publication has 11 references indexed in Scilit:
- Further Evidence for Cosmological Evolution of the Fine Structure ConstantPhysical Review Letters, 2001
- String or M theory axion as a quintessencePhysical Review D, 2000
- Quintessential difficultiesPhysics Letters B, 1999
- Quintessence and the Rest of the World: Suppressing Long-Range InteractionsPhysical Review Letters, 1998
- Cosmological Imprint of an Energy Component with General Equation of StatePhysical Review Letters, 1998
- Couplings and scales in strongly coupled heterotic string theoryNuclear Physics B, 1996
- Eleven-dimensional supergravity on a manifold with boundaryNuclear Physics B, 1996
- Heterotic and Type I string dynamics from eleven dimensionsNuclear Physics B, 1996
- Can oscillating physics explain an apparently periodic universe?Physics Letters B, 1990
- Cosmological consequences of a rolling homogeneous scalar fieldPhysical Review D, 1988