Quantum gravity, dynamical phase-space and string theory
Journal Article
·
· International Journal of Modern Physics D
- Perimeter Inst. for Theoretical Physics, Waterloo ON (Canada); Virginia Polytechnic Institute and State University
- Univ. of Illinois, Urbana, IL (United States)
- Virginia Polytechnic Inst. and State Univ. (Virginia Tech), Blacksburg, VA (United States)
In a natural extension of the relativity principle, we speculate that a quantum theory of gravity involves two fundamental scales associated with both dynamical spacetime as well as dynamical momentum space. This view of quantum gravity is explicitly realized in a new formulation of string theory which involves dynamical phase-space and in which spacetime is a derived concept. This formulation naturally unifies symplectic geometry of Hamiltonian dynamics, complex geometry of quantum theory and real geometry of general relativity. As a result, the spacetime and momentum space dynamics, and thus dynamical phase-space, is governed by a new version of the renormalization group (RG).
- Research Organization:
- Virginia Polytechnic Inst. and State Univ. (Virginia Tech), Blacksburg, VA (United States)
- Sponsoring Organization:
- USDOE Office of Science (SC), High Energy Physics (HEP) (SC-25)
- Grant/Contract Number:
- SC0009973
- OSTI ID:
- 1594467
- Journal Information:
- International Journal of Modern Physics D, Journal Name: International Journal of Modern Physics D Journal Issue: 12 Vol. 23; ISSN 0218-2718
- Publisher:
- World ScientificCopyright Statement
- Country of Publication:
- United States
- Language:
- English
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