827 citations · 16k across the 208 of their papers we have counts for
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astro-ph2004★ 123 cited
Bouncing Universes with Varying Constants
John D. Barrow, Dagny Kimberly, Joao Magueijo
We investigate the behaviour of exact closed bouncing Friedmann universes in theories with varying constants. We show that the simplest BSBM varying-alpha theory leads to a bouncin…
astro-ph2004★ 19 cited
Do Fermions and Bosons Produce the Same Gravitational Field?
John D. Barrow, Robert J. Scherrer
We examine some cosmological consequences of gravity coupling with different strength to fermions and bosons. We show that this leads to a different perturbation of the standard pi…