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Brian Single
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Quantum Gravity in the Lab
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Outline
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What is quantum gravity in the lab?
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Universal quantum computer
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Simulating holographic quantum gravity
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Quantum gravity as a source of surprising phenomena
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Quantum gravity inspired experiments
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Inspiration: traversable wormholes
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Operator on left vs right
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Size winding
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Different regimes
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Towards efficient algorithms
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Sachdev-Ye-Kitaev model q-fermion {Xa, Xb} = da,b dim H = 2N/2
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Quantum simulation - full SYK
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Sparse SYK pruned model, q=4 example
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Quantum simulation - sparse SYK
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Path integral approach
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Saddle points: kq-regular hypergraph model
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Quadratic fluctuations 1
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Emergent gravity is still present
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Other universes?
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QETW
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Need another ingredient
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Conclusion
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Sparse SYK pruned model, q=4 example
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Towards cosmological simulations
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Criteria for gravity localization
Description:
Explore quantum gravity in a laboratory setting through this comprehensive lecture by Brian Swingle at the International Centre for Theoretical Sciences. Delve into topics such as simulating holographic quantum gravity, traversable wormholes, and the Sachdev-Ye-Kitaev model. Learn about quantum simulation techniques for both full and sparse SYK models, path integral approaches, and emergent gravity. Discover potential applications in cosmological simulations and criteria for gravity localization. Gain insights into quantum gravity as a source of surprising phenomena and its potential for inspiring new experiments.

Quantum Gravity in the Lab by Brian Swingle

International Centre for Theoretical Sciences
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