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Related papers: WKB Approximation in Noncommutative Gravity

200 papers

Our aim in this review article is to present the applications of Connes' noncommutative geometry to elementary particle physics. Whereas the existing literature is mostly focused on a mathematical audience, in this article we introduce the…

High Energy Physics - Theory · Physics 2012-10-16 Koen van den Dungen , Walter D. van Suijlekom

The book covers basics of noncommutative geometry and its applications in topology, algebraic geometry and number theory. A brief survey of main parts of noncommutative geometry with historical remarks, bibliography and a list of exercises…

Operator Algebras · Mathematics 2017-11-15 Igor Nikolaev

This paper defines and examines the basic properties of noncommutative analogues of almost complex structures, integrable almost complex structures, holomorphic curvature, cohomology, and holomorphic sheaves. The starting point is a…

Algebraic Geometry · Mathematics 2013-03-07 Edwin Beggs , S. Paul Smith

In recent years, many new developments in theoretical physics, and in practical applications rely on different techniques of noncommutative algebras. In this review, we introduce the basic concepts and techniques of noncommutative physics…

High Energy Physics - Theory · Physics 2023-06-08 Shi-Dong Liang , Matthew J. Lake

The correspondence between quantum mechanics and noncommutative geometry is illustrated in the context of the noncommutative ${\rm AdS}^2_{\theta}/{\rm CFT_1}$ duality where ${\rm CFT}_1$ is identified as conformal quantum mechanics. This…

High Energy Physics - Theory · Physics 2022-11-02 Badis Ydri

Considering quantum cosmological minisuperspace models with positive potential, we present evidence that (i) despite common belief there are perspectives for defining a unique, naturally preferred decomposition of the space H of wave…

General Relativity and Quantum Cosmology · Physics 2016-08-31 Franz Embacher

In this review we present some of the fundamental mathematical structures which permit to define noncommutative gauge field theories. In particular, we emphasize the theory of noncommutative connections, with the notions of curvatures and…

Mathematical Physics · Physics 2015-06-03 Thierry Masson

A short historical review is made of some recent literature in the field of noncommutative geometry, especially the efforts to add a gravitational field to noncommutative models of space-time and to use it as an ultraviolet regulator. An…

General Relativity and Quantum Cosmology · Physics 2007-05-23 J. Madore

This PhD thesis aims at describing the applications of noncommutative geometry to particle physics and quantum field theory. It includes a brief survey of the basic principles and definitions of noncommutative geometry such as spectral…

Mathematical Physics · Physics 2007-05-23 T. Krajewski

A planar phase space having both position and momentum noncommutativity is defined in a more inclusive setting than that considered elsewhere. The dynamics of a particle in a gravitational quantum well in this space is studied. The use of…

High Energy Physics - Theory · Physics 2008-11-26 Rabin Banerjee , Binayak Dutta Roy , Saurav Samanta

Quantum groups and non-commutative spaces have been repeatedly utilized in approaches to quantum gravity. They provide a mathematically elegant cut-off, often interpreted as related to the Planck-scale quantum uncertainty in position. We…

General Relativity and Quantum Cosmology · Physics 2011-08-09 Eugenio Bianchi , Carlo Rovelli

We review basic notions and methods of noncommutative geometry and their applications to analysis and geometry on foliated manifolds.

Differential Geometry · Mathematics 2007-05-23 Yuri A. Kordyukov

Noncommutative geometry (NCG) is a branch of mathematics concerned with a geometric approach to noncommutative algebras, and with the construction of spaces that are locally presented by noncommutative algebras of functions (possibly in…

Operator Algebras · Mathematics 2019-01-14 Ahmad Zainy Al-Yasry

We give a brief account of the description of the standard model in noncommutative geometry as well as the thermal time hypothesis, questioning their relevance for quantum gravity.

General Relativity and Quantum Cosmology · Physics 2007-05-23 Pierre Martinetti

This paper is a very brief and gentle introduction to non-commutative geometry geared primarily towards physicists and geometers. It starts with a brief historical description of the motivation for non-commutative geometry and then goes on…

High Energy Physics - Theory · Physics 2020-08-20 Ernesto Lupercio

Various approaches by the author and collaborators to define gravitational fluctuations associated with a noncommutative space are reviewed.

High Energy Physics - Theory · Physics 2009-11-10 Ali H. Chamseddine

Trying to connect a fundamentally non-commutative spacetime with the conservative perturbative approach to quantum gravity, we are led to the natural question: are non-commutative geometrical effects already present in the regime where…

General Relativity and Quantum Cosmology · Physics 2023-04-20 Markus Fröb , Albert Much , Kyriakos Papadopoulos

This paper introduces arithmetic geometry for polynomial identity algebras using non-commutative (formal) deformation theory. Since formal deformation theory is inherently local the arithmetic and geometric results that follow give local…

Number Theory · Mathematics 2023-08-29 Daniel Larsson

Together with collaborators, we introduced a noncommutative Riemannian geometry over Moyal algebras and systematically developed it for noncommutative spaces embedded in higher dimensions in the last few years. The theory was applied to…

High Energy Physics - Theory · Physics 2012-04-01 R. B. Zhang , Xiao Zhang

We formulate a mathematical setup for computational neural networks using noncommutative algebras and near-rings, in motivation of quantum automata. We study the moduli space of the corresponding framed quiver representations, and find…

Algebraic Geometry · Mathematics 2022-01-19 George Jeffreys , Siu-Cheong Lau