Casimir Densities for a Massive Fermionic Quantum Field in a Global Monopole Background with Spherical Boundary

dc.creatorSaharian, A. A.
dc.creatorde Mello, E. R. Bezerra
dc.date2005-06-28
dc.date.accessioned2026-07-07T11:27:16Z
dc.date.available2026-07-07T11:27:16Z
dc.descriptionWe investigate the vacuum expectation value of the energy-momentum tensor associated with a massive fermionic field obeying the MIT bag boundary condition on a spherical shell in the global monopole spacetime. The asymptotic behavior of the vacuum densities is investigated near the sphere center and surface, and at large distances from the sphere. In the limit of strong gravitational field corresponding to small values of the parameter describing the solid angle deficit in global monopole geometry, the sphere-induced expectation values are exponentially suppressed.
dc.description8 pages, 4 figures, 6th Alexander Friedmann International Seminar on Gravitation and Cosmology
dc.identifierhttps://arxiv.org/abs/hep-th/0506239
dc.identifierhttp://arxiv.org/abs/hep-th/0506239
dc.identifierInt.J.Mod.Phys.A20:2380-2387,2005
dc.identifierdoi:10.1142/S0217751X05024651
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/196099
dc.subjectHigh Energy Physics - Theory
dc.subjectGeneral Relativity and Quantum Cosmology
dc.titleCasimir Densities for a Massive Fermionic Quantum Field in a Global Monopole Background with Spherical Boundary
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