Quantum Cosmology for Tunneling Universes

dc.creatorKim, Sang Pyo
dc.date2004-03-03
dc.date.accessioned2026-07-07T03:28:31Z
dc.date.available2026-07-07T03:28:31Z
dc.descriptionIn a quantum cosmological model consisting of a Euclidean region and a Lorentzian region, Hartle-Hawking's no-bounary wave function, and Linde's wave function and Vilenkin's tunneling wave function are briefly described and compared with each other. We put a particular emphasis on semiclassical gravity from quantum cosmology and compare it with the conventional quantum field theory in curved spacetimes. Finally, we discuss the recent debate on catastrophic particle production in the tunneling universe between Rubakov and Vilenkin within the semiclassical gravity.
dc.descriptionRevTex4; invited talk at VI APCTP International Conference of Gravitation and Astrophysics (ICGA6), Seoul, Oct. 6-9, 2003
dc.identifierhttps://arxiv.org/abs/gr-qc/0403015
dc.identifierhttp://arxiv.org/abs/gr-qc/0403015
dc.identifierJ.Korean Phys.Soc. 45 (2004) S172-S180
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/34859
dc.subjectGeneral Relativity and Quantum Cosmology
dc.titleQuantum Cosmology for Tunneling Universes
dc.typetext

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