49 citations · 104 across the 9 of their papers we have counts for
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hep-th2026
Before the Bang: Wormholes at the Dawn of the Universe
Panos Betzios, Paul Ghiringhelli, Ioannis D. Gialamas +1
This essay discusses recent progress on Euclidean wormholes as candidate contributions to the Universe's initial quantum state. The comparison with the Hartle-Hawking no-boundary p…
hep-th2026★ 1 cited
A Menagerie of Wormholes and Cosmologies in the Gravitational Path Integral
Panos Betzios, Paul Ghiringhelli, Ioannis D. Gialamas +1
We analyse a variety of Euclidean saddles in the gravitational path integral, with asymptotic AdS boundary conditions, in a class of Einstein-Scalar-Maxwell models. These include s…