A distinguished vacuum state for a quantum field in a curved spacetime: formalism, features, and cosmology

DOI10.1007/JHEP08(2012)137zbMath1397.81188arXiv1205.1296OpenAlexW2031284114MaRDI QIDQ1795901

Siavash Aslanbeigi, Niayesh Afshordi, Rafael D. Sorkin

Publication date: 16 October 2018

Published in: Journal of High Energy Physics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1205.1296

zbMATH Keywords

nonperturbative effectsspace-time symmetriescosmology of theories beyond the SMthermal field theory

Mathematics Subject Classification ID

Quantum field theory on curved space or space-time backgrounds (81T20)

Related Items (21)

Scalar field Green functions on causal sets ⋮ Hadamard states for bosonic quantum field theory on globally hyperbolic spacetimes ⋮ The spatial functional renormalization group and Hadamard states on cosmological spacetimes ⋮ Entanglement entropy of disjoint spacetime intervals in causal set theory ⋮ Spacetime entanglement entropy: covariance and discreteness ⋮ States of Low Energy on Bianchi I spacetimes ⋮ Linear hyperbolic PDEs with noncommutative time ⋮ Locally covariant quantum field theory and the problem of formulating the same physics in all space–times ⋮ On the (Non)Hadamard property of the SJ state in a 1+1 D causal diamond ⋮ From Green function to quantum field ⋮ Bonus properties of states of low energy ⋮ A spacetime calculation of the Calabrese-Cardy entanglement entropy ⋮ Entanglement entropy of causal set de Sitter horizons ⋮ Nonlocal scalar quantum field theory from causal sets ⋮ The microlocal spectrum condition, initial value formulations, and background independence ⋮ Quantum field theory on curved spacetimes: Axiomatic framework and examples ⋮ Algebraic Quantum Field Theory in Curved Spacetimes ⋮ A preferred ground state for the scalar field in de Sitter space ⋮ The fermionic signature operator in De Sitter spacetime ⋮ The Ising model coupled to 2d orders ⋮ Insights on entanglement entropy in 1 + 1 dimensional causal sets

Uses Software

• DLMF

Cites Work

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• Particle creation by black holes
• Approximate KMS states for scalar and spinor fields in Friedmann-Robertson-Walker spacetimes
• Remarks on positive frequency and Hamiltonians in expanding universes
• QUANTUM MECHANICS AS QUANTUM MEASURE THEORY
• On a recent construction of ‘vacuum-like’ quantum field states in curved spacetime
• Hilbert spaces from path integrals
• On the duality condition for a Hermitian scalar field
• Quantum Fields in Curved Space

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