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- W4292947515 abstract "We present a first analysis of a nonperturbative approach to quantum gravity based on a representation of quantum field theory in terms of stochastic processes. The stochastic description accommodates a physical Lorentz-invariant ultraviolet regulator that provides a novel description of physics at ultra-short distances. In a stochastic composite gravity model we demonstrate the evolution of a generic initial field configuration towards an equilibrium in which the composite spacetime metric fluctuates about a flat spacetime. We argue that fluctuations about the vacuum give rise to an emergent gravitational interaction consistent with Einstein gravity at long distances. We uncover a formal similarity between regularization by stochastic discreteness and point-splitting regularization in the corresponding quantum field theory. We comment on the signature of the emergent spacetime, possible consequences for the early universe, and the potential for observational and experimental tests of the stochastic origin of quantum field theory and gravitation." @default.
- W4292947515 created "2022-08-24" @default.
- W4292947515 creator A5051738482 @default.
- W4292947515 date "2022-08-18" @default.
- W4292947515 modified "2023-09-24" @default.
- W4292947515 title "A First Analysis of Stochastic Composite Gravity" @default.
- W4292947515 doi "https://doi.org/10.48550/arxiv.2208.10268" @default.
- W4292947515 hasPublicationYear "2022" @default.
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