The Unruh–DeWitt detector and the vacuum in the general boundary formalism

DOI10.1088/0264-9381/30/23/235026zbMath1284.83017arXiv1205.1549OpenAlexW1990958808MaRDI QIDQ5746905

Ralf Banisch, Frank Hellmann, Dennis Rätzel

Publication date: 10 February 2014

Published in: Classical and Quantum Gravity (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1205.1549

zbMATH Keywords

vacuumUnruh-DeWitt detectorgeneral boundary formalismquantum scalar field

Mathematics Subject Classification ID

Quantum field theory on curved space or space-time backgrounds (81T20) Quantization of the gravitational field (83C45) Einstein's equations (general structure, canonical formalism, Cauchy problems) (83C05) Quantum measurement theory, state operations, state preparations (81P15)

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