90 citations · 438 across the 15 of their papers we have counts for
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gr-qc2010★ 1 cited
Problems with models of a fundamental length
David Campo
I critically examine various ad hoc models describing a fundamental minimal length at the level of the propagator. They violate causality and/or unitarity.
hep-th2010★ 39 cited
Anisotropic Kantowski-Sachs Universe from Gravitational Tunneling and its Observational Signatures
Julian Adamek, David Campo, Jens C. Niemeyer
In a landscape of compactifications with different numbers of macroscopic dimensions, it is possible that our universe has nucleated from a vacuum where some of our four large dime…
gr-qc2010★ 1 cited
Why does the Unruh effect rely on Lorentz invariance, while Hawking radiation does not ?
David Campo, Nathaniel Obadia
We show that without Lorentz invariance, the Unruh effect does not exist. We use modified dispersion relations and describe in turn: the non-thermal nature of the vacuum (defined i…