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Related papers: Phase space quantization, noncommutativity and the…

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This thesis investigates how the metric and tetrad formulations of three gravitational field theories in manifolds with timelike boundaries within the covariant phase space program. With the recently developed relative bicomplex framework,…

General Relativity and Quantum Cosmology · Physics 2023-01-31 Valle Varo

Noncommutative quantum mechanics on the plane has been widely studied in the literature. Here, we consider the problem using Isham's canonical group quantization scheme for which the primary object is the symmetry group that underlies the…

Mathematical Physics · Physics 2018-02-08 Mohd Faudzi Umar , Nurisya Mohd Shah , Hishamuddin Zainuddin

First a description of 2+1 dimensional non-commutative(NC) phase space is presented, where the deformation of the planck constant is given. We find that in this new formulation, generalized Bopp's shift has a symmetric representation and…

High Energy Physics - Theory · Physics 2007-08-30 Kang Li , Sayipjamal Dulat

We propose a symplectic structure for the phase space of a generic Lagrangian field theory expressed in the framework of $L_\infty$ algebras. The symplectic structure does not require explicit knowledge of the derivative content of the…

High Energy Physics - Theory · Physics 2025-09-08 Vinícius Bernardes , Theodore Erler , Atakan Hilmi Fırat

We consider the probabilistic description of nonrelativistic, spinless one-particle classical mechanics, and immerse the particle in a deformed noncommutative phase space in which position coordinates do not commute among themselves and…

High Energy Physics - Theory · Physics 2010-10-27 B. Muthukumar

We study two-dimensional Hamiltonians in phase space with noncommutativity both in coordinates and momenta. We consider the generator of rotations on the noncommutative plane and the Lie algebra generated by Hermitian rotationally invariant…

Mathematical Physics · Physics 2016-02-17 H. Falomir , P. A. G. Pisani , F. Vega , D. Cárcamo , F. Méndez , M. Loewe

The present paper deals with the construction of noncommutative phase spaces as coadjoint orbits of noncentral extensions of Galilei and Para-Galilei groups in two-dimensional space. The noncommutativity is due to the presence of a dual…

Mathematical Physics · Physics 2013-04-29 Ancille Ngendakumana , Joachim Nzotungicimpaye , Leonard Todjihounde

This paper contains detailed proofs of our results on the moduli space and the structure of noncommutative 3-spheres. We develop the notion of central quadratic form for quadratic algebras, and a general theory which creates a bridge…

Quantum Algebra · Mathematics 2007-05-23 Alain Connes , Michel Dubois-Violette

Composite system is studied in noncommutative phase space with preserved rotational symmetry. We find conditions on the parameters of noncommutativity on which commutation relations for coordinates and momenta of the center-of-mass of…

Quantum Physics · Physics 2018-02-27 Kh. P. Gnatenko , V. M. Tkachuk

Appearance of adiabatic geometric phase shift in the context of noncommutative quantum mechanics is studied using an exactly solvable model of 2D simple harmonic oscilator in Moyal plane, where momentum non-commutativity are also considered…

High Energy Physics - Theory · Physics 2020-09-02 Saptarshi Biswas , Partha Nandi , Biswajit Chakraborty

We consider a semi-classical approximation to the dynamics of a point particle in a noncommutative space. In this approximation, the noncommutativity of space coordinates is described by a Poisson bracket. For linear Poisson brackets, the…

High Energy Physics - Theory · Physics 2024-05-24 Vladislav Kupriyanov , Maxim Kurkov , Alexey Sharapov

We introduce new representations to formulate quantum mechanics on noncommutative phase space, in which both coordinate-coordinate and momentum-momentum are noncommutative. These representations explicitly display entanglement properties…

Mathematical Physics · Physics 2009-04-03 Si-Cong Jing , Bing-Sheng Lin

We analyze the equilibrium statistical mechanics of canonical, non-canonical and non-Hamiltonian equations of motion by throwing light into the peculiar geometric structure of phase space. Some fundamental issues regarding time translation…

Statistical Mechanics · Physics 2011-10-25 Alessandro Sergi , Paolo V. Giaquinta

We present a unified approach to representations of quantum mechanics on noncommutative spaces with general constant commutators of phase-space variables. We find two phases and duality relations among them in arbitrary dimensions.…

High Energy Physics - Theory · Physics 2011-08-11 Larisa Jonke , Stjepan Meljanac

The symplectic geometry of the phase space associated with a charged particle is determined by the addition of the Faraday 2-form to the standard structure on the Euclidean phase space. In this paper we describe the corresponding algebra of…

Quantum Physics · Physics 2009-11-10 M. V. Karasev , T. A. Osborn

In this paper we have studied a new form of Non-Commutative (NC) phase space with an operatorial form of noncommutativity. A point particle in this space feels the effect of an interaction with an "{\it{internal}}" magnetic field, that is…

High Energy Physics - Theory · Physics 2009-11-11 Subir Ghosh

In a quantum gravity theory, it is expected that the classical notion of spacetime disappears, leading to a quantum structure with new properties. A possible way to take into account these quantum effects is through a noncommutativity of…

High Energy Physics - Theory · Physics 2023-07-25 Giulia Gubitosi , Fedele Lizzi , José Javier Relancio , Patrizia Vitale

According to the Hamiltonian formalism, nonrelativistic phase space may be considered as an arena of physics, with momentum and position treated as independent variables. Invariance of x^2+p^2 constitutes then a natural generalization of…

High Energy Physics - Theory · Physics 2009-07-24 Piotr Zenczykowski

It is well known that both the symplectic structure and the Poisson brackets of classical field theory can be constructed directly from the Lagrangian in a covariant way, without passing through the non-covariant canonical Hamiltonian…

Mathematical Physics · Physics 2014-02-21 Igor Khavkine

In this thesis, we construct and classify planar noncommutative phase spaces by the coadjoint orbit method on the anisotropic and absolute time kinematical groups. We show that noncommutative symplectic structures can be generated in the…

Mathematical Physics · Physics 2014-01-22 Ancille Ngendakumana