Comments on the Hartle-Hawking State and Observers
48:22Holographic Algebras at Null Infinity
53:26Exact Semiclassical Gravity and Partial Cauchy Slice Holography
43:04Bouncing off Stringy Singularities
40:49Comments on the de Sitter Double Cone
42:30An Observer's Measure of De Sitter Entropy
45:10Quantum Mechanics of the Hartle-Hawking State
46:44The Hartle-Hawking Wavefunction and de Sitter Black Holes
43:04The Yes Boundaries Wavefunctions of the Universe and Late Time Cosmology
45:02On the Phase of the de Sitter Density of States
44:06Quantum Cosmology in the BKL Regime and Dual Primon Gases
44:24Relational Perspectives in Quantum Gravity: The Role of Quantum Reference Frames
44:55TQFT Gravity and Sum over Topologies
44:10Failures of Spacetime Emergence
45:26On the Hilbert Space of Quantum Gravity from the Gravitational Path Integral
49:11Emergent Mixed States for Baby Universes and Black Holes
40:51“Filtering'' CFTs at large N: Euclidean Wormholes, Closed Universes, and Black Hole Interiors
46:34Near-Extremal Black Hole Evaporation
40:43A Black Hole Airy Tail: Part 2
41:33An Observer's Measure of De Sitter Entropy
This talk investigates the late-time behavior of two-point correlation functions in de Sitter space, presenting evidence from Jackiw-Teitelboim gravity for a topologically nontrivial saddle that contributes a constant to the correlator norm, interpreted as an average over microscopic theories.
Workshop on Quantum Aspects of Black Holes and Spacetime
Comments on the de Sitter Double Cone
Next · Lecture 7Quantum Mechanics of the Hartle-Hawking State