Stability of Massive Cosmological Gravitons

dc.creatorDeser, S.
dc.creatorWaldron, A.
dc.date2001-03-29
dc.date2001-04-24
dc.date.accessioned2026-07-07T11:47:57Z
dc.date.available2026-07-07T11:47:57Z
dc.descriptionWe analyze the physics of massive spin 2 fields in (A)dS backgrounds and exhibit that: The theory is stable only for masses m^2 >= 2Λ/3, where the conserved energy associated with the background timelike Killing vector is positive, while the instability for m^2<2Λ/3 is traceable to the helicity 0 energy. The stable, unitary, partially massless theory at m^2=2Λ/3 describes 4 propagating degrees of freedom, corresponding to helicities (+/-2,+/-1) but contains no 0 helicity excitation.
dc.description13 pages, LaTeX, version to appear in Phys. Lett. B
dc.identifierhttps://arxiv.org/abs/hep-th/0103255
dc.identifierhttp://arxiv.org/abs/hep-th/0103255
dc.identifierPhys.Lett.B508:347-353,2001
dc.identifierdoi:10.1016/S0370-2693(01)00523-8
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/202756
dc.subjectHigh Energy Physics - Theory
dc.subjectGeneral Relativity and Quantum Cosmology
dc.subjectHigh Energy Physics - Phenomenology
dc.subjectNuclear Theory
dc.titleStability of Massive Cosmological Gravitons
dc.typetext

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