Cited by 53Noncommutative and Quantum Gravity TheoriesRelativity and Gravitational TheoryBlack Holes and Theoretical Physics

The DOI matches its Crossref record; 39 of the 39 references it cites were found in a registry or an index.

On the regularization of the constraint algebra of quantum gravity in 2 + 1 dimensions with a nonvanishing cosmological constant

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Perez, Alejandro, Pranzetti, Daniele·2010·Classical and Quantum Gravity

Abstract

We use the mathematical framework of loop quantum gravity (LQG) to study the quantization of three-dimensional (Riemannian) gravity with a positive cosmological constant (Λ > 0). We show that the usual regularization techniques (successful in the Λ = 0 case and widely applied in four-dimensional LQG) led to a deformation of the classical constraint algebra (or anomaly) proportional to the local strength of the curvature squared. We argue that this is an unavoidable consequence of the nonlocal nature of generalized connections.

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Metadata

Authors
Perez, A., & Pranzetti, D.
Affiliations
Centre de Physique Théorique (FR)
Venue
Classical and Quantum Gravity
Published
2010-05-28
Volume
27
Issue
14
Pages
145009
ISSN
  • 0264-9381 (ISSN-L)
  • 1361-6382
OpenAlex
W2168468091
Cited by
53
References
39
Citations by year
2024: 2 · 2023: 2 · 2020: 4 · 2019: 1 · 2018: 4 · 2017: 2 · 2016: 5 · 2015: 6 · 2014: 3 · 2013: 8 · 2012: 9
FWCI
5.44
Type
journal article
Language
en
Open access
Locations
  • Classical and Quantum Gravity (publishedVersion)
  • arXiv (Cornell University) (submittedVersion)
  • HAL (submittedVersion)
  • HAL (submittedVersion, other-oa)
  • SDL (submittedVersion)
  • Trinity's Access to Research Output (TARA) (Trinity College Dublin) (submittedVersion)
  • arXiv (Cornell University)
Funders
  • Agence Nationale de la Recherche (ANR-06-BLAN-0050)
  • Institut Universitaire de France
Topics
  • Physical Sciences › Physics and Astronomy › Nuclear and High Energy 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
loop quantum gravity, three-dimensional gravity, positive cosmological constant, constraint algebra, regularization, anomalies, generalized connections, nonlocality

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