Creation of Closed or Open Universe from Constrained Instanton

Details Creation of Closed or Open Universe from Constrained Instanton Creation of Closed or Open Universe from Constrained Instanton

Nov 1998

adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=1998gregr..30.1639c&link_type=ejournal

General Relativity and Gravitation, Volume 30, Issue 11, pp.1639-1643

Physics

4

Quantum Cosmology, Quantum Tunneling, Constrained Gravitational Instanton

Scientific paper

In the no-boundary universe the universe is created from an instanton.
However, no instanton exists for the "realistic" FRW universe with a
scalar field. The "instanton" leading to its quantum creation may be
modified and reinterpreted as a constrained gravitational instanton.

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