Quasi-bound state resonances of charged massive scalar fields in the near-extremal Reissner-Nordstr\"om black-hole spacetime

Shahar Hod

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arXiv · 1705.04726

Quasi-bound state resonances of charged massive scalar fields in the near-extremal Reissner-Nordstr\"om black-hole spacetime

Shahar Hod

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Abstract

The quasi-bound states of charged massive scalar fields in the near-extremal charged Reissner-Nordstr\"om black-hole spacetime are studied {\it analytically}. These discrete resonant modes of the composed black-hole-field system are characterized by the physically motivated boundary condition of ingoing waves at the black-hole horizon and exponentially decaying (bounded) radial eigenfunctions at spatial infinity. Solving the Klein-Gordon wave equation for the linearized scalar fields in the black-hole spacetime, we derive a remarkably compact analytical formula for the complex frequency spectrum which characterizes the quasi-bound state resonances of the composed Reissner-Nordstr\"om-black-hole-charged-massive-scalar-field system.

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BibTeX RIS

Shahar Hod. 2017-05-12. Quasi-bound state resonances of charged massive scalar fields in the near-extremal Reissner-Nordstr\"om black-hole spacetime. https://arxiv.org/abs/1705.04726

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