Quantum-Liouville and Langevin Equations for Gravitational Radiation Damping
Z. Haba, H. Kleinert
Abstract
From a forward--backward path integral, we derive a master equation for the emission and absorption of gravitons by a massive quantum object in a heat bath of gravitons. Such an equation could describe collapse phenomena of dense stars. We also present a useful approximate Langevin equation for such a system.
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