On the ambiguity in the notion of transverse traceless modes of gravitational waves

DOI10.1007/s10714-017-2290-zzbMath1380.83012arXiv1707.09914OpenAlexW3101355477MaRDI QIDQ1697885

Béatrice Bonga, Abhay Ashtekar

Publication date: 20 February 2018

Published in: General Relativity and Gravitation (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1707.09914

zbMATH Keywords

gravitational wavesgravitational radiationlinearized gravitational wavestransverse traceless decompositiontransverse traceless projection

Mathematics Subject Classification ID

Applications of differential geometry to physics (53Z05) Einstein's equations (general structure, canonical formalism, Cauchy problems) (83C05) Gravitational energy and conservation laws; groups of motions (83C40) Gravitational waves (83C35) Approximation procedures, weak fields in general relativity and gravitational theory (83C25)

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An introduction to gravitational waves through electrodynamics: a quadrupole comparison, Null infinity, the BMS group and infrared issues, A gravitationally induced decoherence model using Ashtekar variables, On propagation of energy flux in de Sitter spacetime, Angular momentum of zero-frequency gravitons, The classical dynamics of gauge theories in the deep infrared, On a basic conceptual confusion in gravitational radiation theory, The transverse-traceless spin-2 gravitational wave cannot be a standalone observable because it is acausal, Light-ray operators, detectors and gravitational event shapes, Gravitational wave memory and the wave equation, Gravity entanglement, quantum reference systems, degrees of freedom

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