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3 votes
1 answer
224 views

Path Integral for Unruh Effect

In derivation of Unruh effect, according to arxiv 2108.09188, we have $$ \langle\phi_L|\exp(-\pi H)|\phi_R\rangle=\int_{\phi=\phi_R}^{\phi=\phi_L} D\phi e^{-S_E}\propto \int_{lower\space half\space ...
gshxd's user avatar
  • 133
2 votes
0 answers
157 views

Rindler decomposition using Euclidean path integral

In section 3.3 of Jerusalem Lectures on Black Holes and Quantum Information (arXiv:1409.1231), Daniel Harlow wants to calculate the following Euclidean path integral $$\langle\phi |\Omega\rangle\...
K. Sreeman Reddy's user avatar
6 votes
1 answer
359 views

Question about path integral step of the rindler decomposition

In most papers where I've read about Rindler decomposition and the Unruh effect ( see for example [1] or [2]) they start by saying that they want to find the wavefunction of the vacuum state in the ...
P. C. Spaniel's user avatar