Tachyonic open inflationary universes
classification
🌀 gr-qc
keywords
inflationaryopencharacterizecoleman-dedeterminedominatedexistenceinflation
read the original abstract
We study one-field open inflationary models in a universe dominated by tachyon matter. In these scenarios, we determine and characterize the existence of the Coleman-De Lucia (CDL) instanton. Also, we study the Lorentzian regime, that is, the period of inflation after tunnelling has occurred.
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