Search Results - "Latas, Dusko"
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Fuzzy de Sitter space
Published in The European physical journal. C, Particles and fields (01-11-2018)“…We discuss properties of fuzzy de Sitter space defined by means of algebra of the de Sitter group SO ( 1 , 4 ) in unitary irreducible representations. It was…”
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Quantum scalar field on fuzzy de Sitter space. Part I. Field modes and vacua
Published in The journal of high energy physics (02-10-2024)“…A bstract We study a scalar field on a noncommutative model of spacetime, the fuzzy de Sitter space, which is based on the algebra of the de Sitter group SO(1,…”
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The role of the Seiberg–Witten field redefinition in renormalization of noncommutative chiral electrodynamics
Published in The European physical journal. C, Particles and fields (01-08-2013)“…It has been conjectured in the literature that renormalizability of the θ -expanded noncommutative gauge theories improves when one takes into account full…”
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Chiral fermions in noncommutative electrodynamics: Renormalizability and dispersion
Published in Physical review. D, Particles, fields, gravitation, and cosmology (23-02-2011)Get full text
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Absence of the 4 ψ divergence in noncommutative chiral models
Published in Physical review. D, Particles, fields, gravitation, and cosmology (01-02-2008)Get full text
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Discrete fuzzy de Sitter cosmology
Published 30-07-2019“…Phys. Rev. D 100, 024053 (2019) We analyze the spectrum of time observable in noncommutative cosmological model introduced in [5], defined by $(\rho, s=\frac…”
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Quantum Scalar Field on Fuzzy de Sitter Space I. Field Modes and Vacua
Published 15-03-2024“…We study a scalar field on a noncommutative model of spacetime, the fuzzy de Sitter space, which is based on the algebra of the de Sitter group $SO(1,d)$ and…”
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Laplacian on fuzzy de Sitter space
Published 14-11-2021“…We study details of geometry of noncommutative de Sitter space: we determine the Riemann and Ricci curvature tensors, the energy and the Laplacian. We find, in…”
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Light-by-Light Scattering and Spacetime Noncommutativity
Published 07-05-2020“…The aim of this article is to explore a potential usability of a photon-photon self-interaction from the noncommutative quantum electrodynamics (NCQED) in the…”
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Fuzzy de Sitter Space
Published 04-05-2018“…We discuss properties of fuzzy de Sitter space defined by means of algebra of the de Sitter group $\mathrm{SO}(1,4)$ in unitary irreducible representations. It…”
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Seiberg-Witten map Invariant Scatterings
Published 22-07-2024“…Phys. Rev. D 104, 015021 (2021) We investigate Scattering amplitudes of the reversible $\theta$-exact Seiberg-Witten (SW) map based noncommutative (NC) quantum…”
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The role of the Seiberg-Witten field redefinition in renormalization of noncommutative chiral electrodynamics
Published 16-04-2013“…It has been conjectured in the literature that renormalizability of the $\theta$-expanded noncommutative gauge theories improves when one takes into account…”
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Non-commutative SU(N) gauge theories and asymptotic freedom
Published 02-03-2007“…Phys.Rev.D76:085006,2007 In this paper we analyze the one-loop renormalization of the $\theta$-expanded $\rm SU(N)$ Yang-Mills theory. We show that the {\it…”
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Renormalizability of noncommutative SU(N) gauge theory
Published 17-10-2005“…JHEP0602:046,2006 We analyze the renormalizability properties of pure gauge noncommutative SU(N) theory in the $\theta$-expanded approach. We find that the…”
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