English

Quasi-normal modes and fermionic vacuum decay around a Kerr black hole

General Relativity and Quantum Cosmology 2019-01-21 v2 High Energy Physics - Theory

Abstract

We analyze the instability of the non-rotating fermion vacuum in Kerr spacetimes. We describe how the co-rotating Fermi sea is formed as a result of a spontaneous vacuum decay. Most significantly, and drawing upon intuition gained from analogous electrodynamic processes in supercritical fields, we show that this decay process is encoded entirely in a subset of quasi-normal fermion modes.

Keywords

Cite

@article{arxiv.1809.03480,
  title  = {Quasi-normal modes and fermionic vacuum decay around a Kerr black hole},
  author = {Antonin Coutant and Peter Millington},
  journal= {arXiv preprint arXiv:1809.03480},
  year   = {2019}
}

Comments

25 pages, 2 figures. V2: contains additional minor clarifications, along with corrections to Fig. 2, and Eqs. (45), (46) and (53), which were overlooked in the published version. Selected for a CQG+ insight article