2018
DOI: 10.3390/galaxies6010019
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The Third Quantization: To Tunnel or Not to Tunnel?

Abstract: Abstract:Within the framework of the third quantization, we consider the possibility that an initially recollapsing baby universe can enter a stage of near de Sitter inflation by tunnelling through a Euclidean wormhole that connects the recollapsing and inflationary geometries. We present the solutions for the evolution of the scale factor in the Lorentzian and Euclidean regions as well as the probability that the baby universe indeed crosses the wormhole when it reaches its maximum size.

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Cited by 2 publications
(1 citation statement)
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“…The existence of this wormhole allows the transformation of a baby micro-universe into a new expanding universe, leading to inflation in a new region of the multiverse. By following [34,35], the probability of the tunnelling of a baby micro-universe can be computed as follows…”
Section: 𝜕𝑎mentioning
confidence: 99%
“…The existence of this wormhole allows the transformation of a baby micro-universe into a new expanding universe, leading to inflation in a new region of the multiverse. By following [34,35], the probability of the tunnelling of a baby micro-universe can be computed as follows…”
Section: 𝜕𝑎mentioning
confidence: 99%