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- Bunch–Davies_vacuum abstract "In quantum field theory in curved spacetime, there is a whole class of quantum states over a background de Sitter space which are invariant under all the isometries: the alpha-vacua. Among them there is a particular one whose associated Green functions verify a condition (Hadamard condition) consisting to behave on the light-cone as in flat space. This state usually called Bunch–Davies vacuum or Euclidean vacuum,actually was first obtained by N.A. Chernikov and E. A. Tagirov, in 1968 and later by C. Schomblond and P. Spindel, in 1976, in the framework of a general discussion about invariant Green functions on de Sitter space.The Bunch–Davies vacuum can also be described as being generated by an infinite time trace from the condition that the scale of quantum fluctuations is much smaller than the Hubble scale. The state possesses no quanta at the asymptotic past infinity.The Bunch-Davies state is the zero-particle state as seen by a geodesic observer, that is, an observer who is in free fall in the expanding state. The state explains the origin of cosmological perturbation fluctuations in inflationary models.".
- Bunch–Davies_vacuum wikiPageID "30335048".
- Bunch–Davies_vacuum wikiPageLength "4109".
- Bunch–Davies_vacuum wikiPageOutDegree "12".
- Bunch–Davies_vacuum wikiPageRevisionID "675990696".
- Bunch–Davies_vacuum wikiPageWikiLink Category:Quantum_field_theory.
- Bunch–Davies_vacuum wikiPageWikiLink Category:Theory_of_relativity.
- Bunch–Davies_vacuum wikiPageWikiLink Cosmological_perturbation.
- Bunch–Davies_vacuum wikiPageWikiLink De_Sitter_space.
- Bunch–Davies_vacuum wikiPageWikiLink Geodesic.
- Bunch–Davies_vacuum wikiPageWikiLink Hawking_radiation.
- Bunch–Davies_vacuum wikiPageWikiLink Hubble_expansion.
- Bunch–Davies_vacuum wikiPageWikiLink Hubbles_law.
- Bunch–Davies_vacuum wikiPageWikiLink Inflation_(cosmology).
- Bunch–Davies_vacuum wikiPageWikiLink Isometries.
- Bunch–Davies_vacuum wikiPageWikiLink Isometry.
- Bunch–Davies_vacuum wikiPageWikiLink Quantum_field_theory_in_curved_spacetime.
- Bunch–Davies_vacuum wikiPageWikiLink Unruh_effect.
- Bunch–Davies_vacuum wikiPageWikiLinkText "Bunch–Davies vacuum".
- Bunch–Davies_vacuum wikiPageWikiLinkText "Bunch–Davies vacuum".
- Bunch–Davies_vacuum hasPhotoCollection Bunch–Davies_vacuum.
- Bunch–Davies_vacuum wikiPageUsesTemplate Template:Cite_journal.
- Bunch–Davies_vacuum wikiPageUsesTemplate Template:Quantum_gravity.
- Bunch–Davies_vacuum wikiPageUsesTemplate Template:Reflist.
- Bunch–Davies_vacuum wikiPageUsesTemplate Template:Relativity-stub.
- Bunch–Davies_vacuum subject Category:Quantum_field_theory.
- Bunch–Davies_vacuum subject Category:Theory_of_relativity.
- Bunch–Davies_vacuum comment "In quantum field theory in curved spacetime, there is a whole class of quantum states over a background de Sitter space which are invariant under all the isometries: the alpha-vacua. Among them there is a particular one whose associated Green functions verify a condition (Hadamard condition) consisting to behave on the light-cone as in flat space. This state usually called Bunch–Davies vacuum or Euclidean vacuum,actually was first obtained by N.A. Chernikov and E. A.".
- Bunch–Davies_vacuum label "Bunch–Davies vacuum".
- Bunch–Davies_vacuum sameAs m.0g5qx3s.
- Bunch–Davies_vacuum sameAs Q4997457.
- Bunch–Davies_vacuum sameAs Q4997457.
- Bunch–Davies_vacuum wasDerivedFrom Bunch–Davies_vacuum?oldid=675990696.
- Bunch–Davies_vacuum isPrimaryTopicOf Bunch–Davies_vacuum.