Maximal acceleration in covariant loop gravity and singularity resolution

Carlo Rovelli (1) , Francesca Vidotto (2)

1 CPT - Centre de Physique Théorique - UMR 7332
2 IMAPP - Institute for Mathematics, Astrophysics and Particle Physics

A simple argument indicates that covariant loop gravity (spinfoam theory) predicts a maximal acceleration, and hence forbids the development of curvature singularities. This supports the results obtained for cosmology and black holes using canonical methods.

Domaines: Relativité Générale et Cosmologie Quantique [gr-qc]; Physique des Hautes Energies - Théorie [hep-th]

Carlo Rovelli, Francesca Vidotto. Maximal acceleration in covariant loop gravity and singularity resolution. 2013. ⟨hal-00845517⟩