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Related papers: A Deformation Quantization Theory for Non-Commutat…

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Starting from noncommutative generalization of Minkowski space we consider quantum deformed relativistic symmetries which lead to the modification of kinematics of special relativity. The noncommutative field theory framework described by…

High Energy Physics - Theory · Physics 2015-05-18 Jerzy Lukierski

A gauge invariant mathematical formalism based on deformation quantization is outlined to model an $\mathcal{N}=2$ supersymmetric system of a spin $1/2$ charged particle placed in a nocommutative plane under the influence of a vertical…

Mathematical Physics · Physics 2024-07-02 Md. Rafsanjany Jim , S. Hasibul Hassan Chowdhury

We give a complete identification of the deformation quantization which was obtained from the Berezin-Toeplitz quantization on an arbitrary compact Kaehler manifold. The deformation quantization with the opposite star-product proves to be a…

Quantum Algebra · Mathematics 2007-05-23 Alexander V. Karabegov , Martin Schlichenmaier

Starting from noncommutative quantum mechanics algebra, we investigate the variances of the deformed two-mode quadrature operators under the evolution of three types of two-mode squeezed states in noncommutative space. A novel conclusion…

High Energy Physics - Theory · Physics 2008-11-26 Hua Wei , Jiahua Li , Ranran Fang , Xiaotao Xie , Xiaoxue Yang

We discuss, at leading order in $\hbar$, the quantum mechanics of a specific realization in phase space of the Yang model describing noncommutative geometry in a curved background. In particular, we show how the deformation of the…

High Energy Physics - Theory · Physics 2025-05-06 S. Meljanac , S. Mignemi

In his celebrated paper Kontsevich has proved a theorem which manifestly gives a quantum product (deformation quantization formula) and states that changing coordinates leads to gauge equivalent star products. To illuminate his procedure,…

High Energy Physics - Theory · Physics 2009-10-31 A. Zotov

The traditional standard theory of quantum mechanics is unable to solve the spin-statistics problem, i.e. to justify the utterly important \qo{Pauli Exclusion Principle} but by the adoption of the complex standard relativistic quantum field…

Quantum Physics · Physics 2016-04-22 Enrico Santamato , Francesco De Martini

We discuss the double copy formulation of Moyal-Weyl type noncommutative gauge theories from the homotopy algebraic perspective of factorisations of $L_\infty$-algebras. We define new noncommutative scalar field theories with rigid colour…

High Energy Physics - Theory · Physics 2023-08-02 Richard J. Szabo , Guillaume Trojani

We give a local expression for the {\it scalar curvature} of the noncommutative two torus $ A_{\theta} = C(\mathbb{T}_{\theta}^2)$ equipped with an arbitrary translation invariant complex structure and Weyl factor. This is achieved by…

Quantum Algebra · Mathematics 2011-10-18 Farzad Fathizadeh , Masoud Khalkhali

The quantum N-dimensional orthogonal vector Cayley-Klein spaces with different combinations of quantum structure and Cayley-Klein scheme of contractions and analytical continuations are described for multipliers, which include the first and…

Mathematical Physics · Physics 2010-03-01 N. A. Gromov

We give an introductory review of quantum physics on the noncommutative spacetime called the Groenewold-Moyal plane. Basic ideas like star products, twisted statistics, second quantized fields and discrete symmetries are discussed. We also…

High Energy Physics - Theory · Physics 2008-11-26 Earnest Akofor , A. P. Balachandran , Anosh Joseph

The aim of this proceeding is to give a basic introduction to Deformation Quantization (DQ) to physicists. We compare DQ to canonical quantization and path integral methods. It is described how certain issues such as the roles of…

General Relativity and Quantum Cosmology · Physics 2008-11-26 P. Tillman

It is proved that the (volume and orientation-preserving) quantum isometry group of a spectral triple obtained by deformation by some dual unitary 2-cocycle is isomorphic with a similar twist-deformation of the quantum isometry group of the…

Operator Algebras · Mathematics 2014-07-18 Debashish Goswami , Soumalya Joardar

We perform a phase space analysis of evolution equations associated with the Weyl quantization $q^{\mathrm{w}}$ of a complex quadratic form $q$ on $\mathbb{R}^{2d}$ with non-positive real part. In particular, we obtain pointwise bounds for…

Analysis of PDEs · Mathematics 2025-07-29 S. Ivan Trapasso

We develop a geometric framework for Weyl quantization on pseudo-Riemannian manifolds, in which pseudodifferential operators act on sections of vector bundles equipped with arbitrary connections. We construct the associated star product and…

Mathematical Physics · Physics 2025-07-17 Lars Andersson , Benjamin Moser , Marius A. Oancea , Claudio F. Paganini , Gabriel Schmid

Cohomological Yang-Mills theory is formulated on a noncommutative differentiable four manifold through the $\theta$-deformation of its corresponding BRST algebra. The resulting noncommutative field theory is a natural setting to define the…

High Energy Physics - Theory · Physics 2009-11-10 Hugo Garcia-Compean , Pablo Paniagua

We derive the Wick calculus for test and generalized functionals of noncommutative white noise corresponding to $q$-deformed commutation relations with $q\in(-1,1)$. We construct a Gel'fand triple centered at the $q$-deformed Fock space in…

Probability · Mathematics 2016-12-16 Un Cig Ji , Eugene Lytvynov

We discuss the Quantum-Koszul method for constructing star products on reduced phase spaces in the symplectic, regular case. It is shown that the reduction method proposed by Kowalzig, Neumaier and Pflaum for cotangent bundles is a special…

Mathematical Physics · Physics 2011-03-04 Dominic Maier

Since the very early days of quantum theory there have been numerous attempts to interpret quantum mechanics as a statistical theory. This is equivalent to describing quantum states and ensembles together with their dynamics entirely in…

Quantum Physics · Physics 2019-01-21 R. P. Rundle , Todd Tilma , J. H. Samson , V. M. Dwyer , R. F. Bishop , M. J. Everitt

We consider a non-canonical phase-space deformation of the Heisenberg-Weyl algebra that was recently introduced in the context of quantum cosmology. We prove the existence of minimal uncertainties for all pairs of non-commuting variables.…

Mathematical Physics · Physics 2019-05-07 Nuno Costa Dias , Joao Nuno Prata