Elsevier

Physics Letters B

Volume 697, Issue 3, 7 March 2011, Pages 178-183
Physics Letters B

Smooth initial conditions from weak gravity

https://doi.org/10.1016/j.physletb.2011.02.004Get rights and content
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Abstract

CMB measurements reveal an unnaturally smooth early universe. We propose a mechanism to make this smoothness natural by weakening the strength of gravity at early times, and therefore altering which initial conditions have low entropy.

Keywords

Arrow of time
Initial conditions
Weak gravity
Smoothness

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