A fuzzy bipolar celestial sphere

Abstract We introduce a non-commutative deformation of the algebra of bipolar spherical harmonics supporting the action of the full Lorentz algebra. Our construction is close in spirit to the one of the non-commutative spherical harmonics associated to the fuzzy sphere and, as such, it leads to a ma...

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Main Authors: Francesco Alessio, Michele Arzano
Format: Article
Language:English
Published: SpringerOpen 2019-07-01
Series:Journal of High Energy Physics
Subjects:
Online Access:http://link.springer.com/article/10.1007/JHEP07(2019)028
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spelling doaj-42c96ce34c594ce48ed8cc1416dd266f2020-11-25T03:24:36ZengSpringerOpenJournal of High Energy Physics1029-84792019-07-012019712110.1007/JHEP07(2019)028A fuzzy bipolar celestial sphereFrancesco Alessio0Michele Arzano1Dipartimento di Fisica “E. Pancini”, Università di Napoli Federico II and INFNDipartimento di Fisica “E. Pancini”, Università di Napoli Federico II and INFNAbstract We introduce a non-commutative deformation of the algebra of bipolar spherical harmonics supporting the action of the full Lorentz algebra. Our construction is close in spirit to the one of the non-commutative spherical harmonics associated to the fuzzy sphere and, as such, it leads to a maximal value of the angular momentum. We derive the action of Lorentz boost generators on such non-commutative spherical harmonics and show that it is compatible with the existence of a maximal angular momentum.http://link.springer.com/article/10.1007/JHEP07(2019)028Non-Commutative GeometrySpace-Time Symmetries
collection DOAJ
language English
format Article
sources DOAJ
author Francesco Alessio
Michele Arzano
spellingShingle Francesco Alessio
Michele Arzano
A fuzzy bipolar celestial sphere
Journal of High Energy Physics
Non-Commutative Geometry
Space-Time Symmetries
author_facet Francesco Alessio
Michele Arzano
author_sort Francesco Alessio
title A fuzzy bipolar celestial sphere
title_short A fuzzy bipolar celestial sphere
title_full A fuzzy bipolar celestial sphere
title_fullStr A fuzzy bipolar celestial sphere
title_full_unstemmed A fuzzy bipolar celestial sphere
title_sort fuzzy bipolar celestial sphere
publisher SpringerOpen
series Journal of High Energy Physics
issn 1029-8479
publishDate 2019-07-01
description Abstract We introduce a non-commutative deformation of the algebra of bipolar spherical harmonics supporting the action of the full Lorentz algebra. Our construction is close in spirit to the one of the non-commutative spherical harmonics associated to the fuzzy sphere and, as such, it leads to a maximal value of the angular momentum. We derive the action of Lorentz boost generators on such non-commutative spherical harmonics and show that it is compatible with the existence of a maximal angular momentum.
topic Non-Commutative Geometry
Space-Time Symmetries
url http://link.springer.com/article/10.1007/JHEP07(2019)028
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AT michelearzano afuzzybipolarcelestialsphere
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AT michelearzano fuzzybipolarcelestialsphere
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