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By using the complete solution of the Milburn equation (beyond the Lindblad form that it is generally used) that describes intrinsic decoherence, we study the decaying dynamics of a displaced harmonic oscillator. We calculate the…

Quantum Physics · Physics 2022-04-08 Alejandro R. Urzúa , Héctor M. Moya-Cessa

We consider the reflection equation algebra for a finite dimensional R-matrix for the $(h,w)$-deformed Heisenberg algebra ${\cal U}_{h,w}(h(4))$. A representation of the reflection matrix $K$ is constructed using the matrix generators…

q-alg · Mathematics 2008-02-03 Boucif Abdesselam , Ranabir Chakrabarti

We consider an eigenvalue problem for an inverted one dimensional harmonic oscillator. We find a complete description for the eigenproblem in $C^{\infty}(\mathbb R)$. The eigenfunctions are described in terms of the confluent hypergeometric…

Mathematical Physics · Physics 2020-03-04 Piotr Krasoń , Jan Milewski

We consider operators acting on a UMD Banach lattice $X$ that have the same algebraic structure as the position and momentum operators associated with the harmonic oscillator $-\frac12\Delta + \frac12|x|^{2} $ acting on…

Functional Analysis · Mathematics 2022-05-02 Jan van Neerven , Pierre Portal , Himani Sharma

We propose a definition of differential operators of an associative algebra $A$ in the spirit of Hochschild cohomology. Specifically we define $D(A)$ as the zero cohomology of a certain bicomplex formed by Hom-spaces…

Algebraic Geometry · Mathematics 2022-04-26 Slava Pimenov

In this letter, we define the homodyne $q$-deformed quadrature operator. Analytic expression for the wavefunctions of $q$-deformed oscillator in the quadrature basis are found. Furthermore, we compute the explicit analytical expression for…

Quantum Physics · Physics 2017-09-18 M. P. Jayakrishnan , Sanjib Dey , Mir Faizal , C. Sudheesh

The $q$--deformation $U_q (h_4)$ of the harmonic oscillator algebra is defined and proved to be a Ribbon Hopf algebra.Associated with this Hopf algebra we define an infinite dimensional braid group representation on the Hilbert space of the…

High Energy Physics - Theory · Physics 2008-02-03 C. Gomez , G. Sierra

q-Deformed harmonic oscillator algebra for real and root of unity values of the deformation parameter is discussed by using an extension of the number concept proposed by Gauss, namely the Q-numbers. A study of the reducibility of the Fock…

Quantum Algebra · Mathematics 2007-05-23 D. Galetti , J. T. Lunardi , B. M. Pimentel , M. Ruzzi

The canonical operator $\hat{a}^{\dagger}$ ($\hat{a}$) represents the ideal process of adding (subtracting) an {\it exact} amount of energy $E$ to (from) a physical system in both elementary quantum mechanics and quantum field theory. This…

Quantum Physics · Physics 2021-06-24 J. Damastor Serafim , Ricardo Ximenes , Fernando Parisio

Generators of the super-Poincar\'e algebra in the non-(anti)commutative superspace are represented using appropriate higher-derivative operators defined in this quantum superspace. Also discussed are the analogous representations of the…

High Energy Physics - Theory · Physics 2009-01-07 Rabin Banerjee , Choonkyu Lee , Sanjay Siwach

In this paper, we introduce two types of deformation maps of quasi-twilled associative algebras. Each type of deformation maps unify various operators on associative algebras. Right deformation maps unify modified Rota-Baxter operators of…

Rings and Algebras · Mathematics 2024-09-05 Shanshan Liu , Abdenacer Makhlouf , Lina Song

In the Wigner framework, one abandons the assumption that the usual canonical commutation relations are necessarily valid. Instead, the compatibility of Hamilton's equations and the Heisenberg equations are the starting point, and no…

Mathematical Physics · Physics 2012-02-17 Gilles Regniers , Joris Van der Jeugt

We introduce a generalization of the Heisenberg algebra which is written in terms of a functional of one generator of the algebra, $f(J_0)$, that can be any analytical function. When $f$ is linear with slope $\theta$, we show that the…

High Energy Physics - Theory · Physics 2008-11-26 E. M. F. Curado , M. A. Rego-Monteiro

We investigate a U(1) gauge invariant quantum mechanical system on a 2D noncommutative space with coordinates generating a generalized deformed oscillator algebra. The Hamiltonian is taken as a quadratic form in gauge covariant derivatives…

High Energy Physics - Theory · Physics 2008-11-26 Sergey M. Klishevich , Mikhail S. Plyushchay

For three standard models of commutative algebras generated by Toeplitz operators in the weighted analytic Bergman space on the unit disk, we find their representations as the algebras of bounded functions of certain unbounded self-adjoint…

Functional Analysis · Mathematics 2022-03-09 Grigori Rozenblum , Nikolai Vasilevski

Given a pair of smooth transversally intersecting manifolds in some ambient manifold, we construct an operator algebra generated by pseudodifferential operators and the (co)boundary operators associated with the submanifolds. We show that…

Analysis of PDEs · Mathematics 2020-08-04 D. A. Loshchenova , A. Yu. Savin , B. Yu. Sternin

Non-commutative Quantum Mechanics in 3D is investigated in the framework of the abelian Drinfeld twist which deforms a given Hopf algebra while preserving its Hopf algebra structure. Composite operators (of coordinates and momenta) entering…

High Energy Physics - Theory · Physics 2011-05-05 B. Chakraborty , Z. Kuznetsova , F. Toppan

Inspired by ER=EPR conjecture we present a mathematical tool providing a link between quantum entanglement and the geometry of spacetime. We start with the idea of operators in extended Hilbert space which, by definition, has no positive…

High Energy Physics - Theory · Physics 2019-08-30 Grzegorz Plewa

A weighted composition operator on a reproducing kernel Hilbert space is given by a composition, followed by a multiplication. We study unitary and co-isometric weighted composition operators on unitarily invariant spaces on the Euclidean…

Functional Analysis · Mathematics 2025-12-23 Michael Hartz , Maximilian Tornes

It is possible to construct representations of the Lorentz group using four-dimensional harmonic oscillators. This allows us to construct three-dimensional wave functions with the usual rotational symmetry for space-like coordinates and…

Mathematical Physics · Physics 2007-05-23 Y. S. Kim
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