17 citations · 22 across the 3 of their papers we have counts for
3 papers
quant-ph2009★ 1 cited
Does black-hole evaporation imply that physics is non-unitary, and if so, what must the laws of physics look like? An Essay
Steffen Gielen
Stephen Hawking's discovery of black hole evaporation had the remarkable consequence that information is destroyed by a black hole, which can only be accommodated by modifying the…
gr-qc2009★ 17 cited
Deformed General Relativity and Torsion
Gary W. Gibbons, Steffen Gielen
We argue that the natural framework for embedding the ideas of deformed, or doubly, special relativity (DSR) into a curved spacetime is a generalisation of Einstein-Cartan theory,…
gr-qc2008★ 4 cited
The Petrov and Kaigorodov-Ozsváth Solutions: Spacetime as a Group Manifold
Gary W. Gibbons, Steffen Gielen
The Petrov solution (for ) and the Kaigorodov-Ozsváth solution (for ) provide examples of vacuum solutions of the Einstein equations with simply-transitive isometry group…