Local and gauge invariant observables in gravity

DOI10.1088/0264-9381/32/18/185019zbMath1327.83125arXiv1503.03754OpenAlexW2111468094MaRDI QIDQ3454695

Igor Khavkine

Publication date: 26 November 2015

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

Full work available at URL: https://arxiv.org/abs/1503.03754

zbMATH Keywords

differential invariantsQFT in curved spacetimelocal observables

Mathematics Subject Classification ID

Yang-Mills and other gauge theories in quantum field theory (81T13) Quantum field theory on curved space or space-time backgrounds (81T20) Applications of differential geometry to physics (53Z05) Methods of quantum field theory in general relativity and gravitational theory (83C47) Quantum measurement theory, state operations, state preparations (81P15)

Related Items (15)

Relational observables in asymptotically safe gravity ⋮ Quantum gravity from the point of view of locally covariant quantum field theory ⋮ Propagators for gauge-invariant observables in cosmology ⋮ Cosmological perturbation theory and quantum gravity ⋮ Approaches to linear local gauge-invariant observables in inflationary cosmologies ⋮ Gauge from holography and holographic gravitational observables ⋮ One-loop quantum gravitational corrections to the scalar two-point function at fixed geodesic distance ⋮ Properties of field functionals and characterization of local functionals ⋮ Homotopy colimits and global observables in abelian gauge theory ⋮ Gauge-invariant quantum gravitational corrections to correlation functions ⋮ One-loop quantum gravitational backreaction on the local Hubble rate ⋮ Graviton backreaction on the local cosmological expansion in slow-roll inflation ⋮ Background independence in gauge theories ⋮ The Poisson brackets of free null initial data for vacuum general relativity ⋮ Cosmological perturbations and invariant observables in geodesic lightcone coordinates

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