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Recent studies show that deformations in quantum mechanics are inevitable. In this contribution, we consider a relativistic quantum mechanical differential equation in the presence of Dunkl operator-based deformation and we investigate…

Quantum Physics · Physics 2023-01-02 B. Hamil , B. C. Lütfüoğlu

We explain the notion of "$q$-deformed real numbers" introduced in our previous work and overview their main properties. We will also introduce $q$-deformed Conway-Coxeter friezes.

Quantum Algebra · Mathematics 2021-02-23 Sophie Morier-Genoud , Valentin Ovsienko

A deformation of the harmonic oscillator algebra associated with the Morse potential and the SU(2) algebra is derived using the quantum analogue of the anharmonic oscillator. We use the quantum oscillator algebra or $q$-boson algebra which…

Statistical Mechanics · Physics 2011-12-20 Maia Angelova , V. K. Dobrev , A. Frank

The aim of Part II of this paper is to try to describe wave functions on q-deformed versions of position and momentum space. This task is done within the framework developed in Part I of the paper. In order to make Part II self-contained…

Quantum Physics · Physics 2007-05-23 Hartmut Wachter

In this paper, the main properties of (3+1)-dimensional $U(1)$ gauged Q-balls are examined. In particular, it is shown that the relation $\frac{dE}{dQ}=\omega$ holds for such gauged Q-balls in the general case. As a consequence, it is shown…

High Energy Physics - Theory · Physics 2014-04-23 I. E. Gulamov , E. Ya. Nugaev , M. N. Smolyakov

We consider the problem of exact integration of the $T\bar{T}$-deformation of two dimensional quantum field theories, as well as some higher dimensional extensions in the form of $\det T$-deformations. When the action can be shown to only…

High Energy Physics - Theory · Physics 2018-08-01 Giulio Bonelli , Nima Doroud , Mengqi Zhu

An essential prerequisite for the study of q-deformed physics are particle states in position and momentum representation. In order to relate x- and p-space by Fourier transformations the appropriate q-exponential series related to…

High Energy Physics - Theory · Physics 2009-10-28 Arne Schirrmacher

The 2-- to 1--dimensional crossover of the localisation length of electrons confined to a disordered quantum wire of finite width $L_y$ is studied in a model of electrons moving in the potential of uncorrelated impurities. An analytical…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 S. Kettemann

In this paper we present a closed-form expression of the vibrational partition function for the one-dimensional q-deformed Morse potential energy model. Through this function the related thermodynamic functions are derived and studied in…

Quantum Physics · Physics 2018-02-06 Abdelmalek Boumali

We explore in detail the role in euclidean 3d quantum gravity of quantum Born reciprocity or `semidualisation'. The latter is an algebraic operation defined using quantum group methods that interchanges position and momentum. Using this we…

General Relativity and Quantum Cosmology · Physics 2009-09-18 S Majid , B J Schroers

Due to a special nature of the Landau problem, in which the magnetic field is uniformly spreading over the whole two-dimensional plane, there necessarily exist three conserved quantities, i.e. two conserved momenta and one conserved orbital…

Quantum Physics · Physics 2022-07-13 Masashi Wakamatsu , Akihisa Hayashi

On the basis of the quantum q-oscillator algebra in the framework of quantum groups and non-commutative q-differential calculus, we investigate a possible q-deformation of the classical Poisson bracket in order to extend a generalized…

Statistical Mechanics · Physics 2009-11-11 A. Lavagno , A. M. Scarfone , P. Narayana Swamy

By perceiving gauge invariance as an analytical tool in order to get insight into the states of the "generalized Landau problem" (a charged quantum particle moving inside a magnetic, and possibly electric field), and motivated by an early…

Mesoscale and Nanoscale Physics · Physics 2017-03-08 Georgios Konstantinou , Konstantinos Moulopoulos

We describe generally deformed Heisenberg algebras in one dimension. The condition for a generalized Leibniz rule is obtained and solved. We analyze conditions under which deformed quantum-mechanical problems have a Fock-space…

High Energy Physics - Theory · Physics 2011-07-19 Velimir Bardek , Stjepan Meljanac

In this article we present explicit formulae for q-differentiation on quantum spaces which could be of particular importance in physics, i.e., q-deformed Minkowski space and q-deformed Euclidean space in three or four dimensions. The…

Mathematical Physics · Physics 2009-11-07 Claudia Bauer , Hartmut Wachter

The $q$-deformed statistics for fermions arising within the non-extensive thermostatistical formalism has been applied to the study of various quantum many-body systems recently. The aim of the present note is to point out some subtle…

Statistical Mechanics · Physics 2014-11-21 J. M. Conroy , H. G. Miller , A. R. Plastino

We have studied the variation of the position space statistical complexity measure defined by L\'{o}pez-Ruiz, Mancini, and Calbet such as the product of exponential of the Shannon information entropy and the disequilibrium by using the…

Quantum Physics · Physics 2018-06-26 Ferhat Nutku , K. D. Sen , Ekrem Aydiner

In this paper we used the finite Fourier transformation to obtain the polar decomposition of the q-deformed boson algebra with $q$ a root of unity.

q-alg · Mathematics 2008-02-03 W-S. Chung

The algebra of observables of $SO_{q}(3)$-symmetric quantum mechanics is extended to include the inverse $\frac{1}{R}$ of the radial coordinate and used to obtain eigenvalues and eigenfunctions of a \q-deformed Coulomb Hamiltonian.

High Energy Physics - Theory · Physics 2011-07-19 J. Feigenbaum , P. G. O. Freund

The generalised deformed su_{q}(2) model is applied to 79 superdeformed bands in the region A~190. The transition energies and the moments of inertia are calculated within the model, Its validity is investigated by comparing it with the…

Nuclear Theory · Physics 2009-06-30 H. H. Alharbi , H. A. Alhendi , F. S. Alhakami
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