Cited by 24Noncommutative and Quantum Gravity TheoriesRelativity and Gravitational TheoryBlack Holes and Theoretical Physics

Continuum spin foam model for 3d gravity

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Zapata, José A.·2002·Journal of Mathematical Physics

Abstract

An example illustrating a continuum spin foam framework is presented. This covariant framework induces the kinematics of canonical loop quantization, and its dynamics is generated by a renormalized sum over colored polyhedra. Physically the example corresponds to 3d gravity with cosmological constant. Starting from a kinematical structure that accommodates local degrees of freedom and does not involve the choice of any background structure (e.g., triangulation), the dynamics reduces the field theory to have only global degrees of freedom. The result is projectively equivalent to the Turaev–Viro model.

Integrity signals

Registry

Crossref · 10.1063/1.1509850

Cites

18 of 18 references verified0 citation errors · 0 not checkable

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  • Zapata formalized the idea of a continuum spin-foam description of 3-dimensional gravity using projective techniques inspired by the canonical picture.

    “Recently, Zapata [372, 371] formalized the idea of a continuum spin-foam description of 3-dimensional gravity using projective techniques inspired by those utilized in the canonical picture [32].”

    From The Spin-Foam Approach to Quantum Gravity (2013) · cites this paper as [371]

  • Zapata constructs the continuum extension of the Turaev-Viro model for non-vanishing cosmological constant.

    “Zapata concentrates on the case with non-vanishing cosmological constant and constructs the continuum extension of the Turaev-Viro model.”

    From The Spin-Foam Approach to Quantum Gravity (2013) · cites this paper as [371]

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Authors
Zapata, J. A.
Affiliations
Instituto de Matemáticas UNAM, Morelia Mich. 58090 México
Venue
Journal of Mathematical Physics
Published
2002-11-01
Volume
43
Issue
11
Pages
5612-5623
ISSN
  • 0022-2488 (ISSN-L)
  • 1089-7658
OpenAlex
W2076480876
Cited by
24
References
18
Citations by year
2016: 1 · 2015: 1 · 2014: 2 · 2013: 3 · 2012: 4
FWCI
1.45
Type
journal article
Language
en
Open access
Locations
  • Journal of Mathematical Physics (publishedVersion)
  • arXiv (Cornell University) (submittedVersion)
  • arXiv (Cornell University)
Topics
  • Physical Sciences › Physics and Astronomy › Statistical and Nonlinear Physics › Noncommutative and Quantum Gravity Theories
  • Physical Sciences › Physics and Astronomy › Astronomy and Astrophysics › Relativity and Gravitational Theory
  • Physical Sciences › Physics and Astronomy › Nuclear and High Energy Physics › Black Holes and Theoretical Physics
Keywords
spin foam models, three-dimensional gravity, cosmological constant, loop quantum gravity, renormalization, projective equivalence, background-independent quantum gravity

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