English
Related papers

Related papers: Wigner Functions for the Landau Problem in Noncomm…

200 papers

This note is devoted to the study of the well-posedness of the Cauchy problem for the Landau Hamiltonian wave equation in the plane, with nonzero constant magnetic field. We show the well-posedness in suitably defined Sobolev spaces taking…

Mathematical Physics · Physics 2016-10-12 Michael Ruzhansky , Niyaz Tokmagambetov

The Schr\"odinger equation is solved for the wave function of an electron moving in a superposition of external constant and uniform electric and magnetic fields at an arbitrary angle between the field directions. The changing of the…

Quantum Physics · Physics 2017-02-10 S. O. Lebedynskyi , V. I. Miroshnichenko , R. I. Kholodov , V. A. Baturin

Quantum mechanics in a noncommutative plane is considered. For a general two dimensional central field, we find that the theory can be perturbatively solved for large values of the noncommutative parameter ($\theta$) and explicit…

High Energy Physics - Theory · Physics 2014-11-18 J. Gamboa , M. Loewe , F. Mendez , J. C. Rojas

We propose a new relativistic Lorentz-invariant spin-noncommutative algebra. Using the Weyl ordering of noncommutative position operators, we build an analogue of the Moyal-Groenewald product for the proposed algebra. The Lagrange function…

High Energy Physics - Theory · Physics 2016-11-02 V. M. Vasyuta , V. M. Tkachuk

We investigate the gravitational effect on Landau levels. We show that the familiar infinite Landau degeneracy of the energy levels of a quantum particle moving inside a uniform and constant magnetic field is removed by the interaction of…

General Relativity and Quantum Cosmology · Physics 2021-05-19 Alexandre Landry , Fayçal Hammad

Starting from a gauge invariant Dirac Hamiltonian with noncommutativity of space sector in the presence of an external uniform magnetic field, the resulting Dirac equation has been solved for electrons and its corresponding zitterbewegung…

High Energy Physics - Theory · Physics 2021-08-24 Mehran Zahiri Abyaneh , Mehrdad Farhoudi

We prove the existence of a set of two-scale magnetic Wannier orbitals w_{m,n}(r) on the infinite plane. The quantum numbers of these states are the positions {m,n} of their centers which form a von Neumann lattice. Function w_{00}localized…

Condensed Matter · Physics 2009-10-28 E. I. Rashba , L. E. Zhukov , A. L. Efros

We introduce the Wigner functional representing a quantum field in terms of the field amplitudes and their conjugate momenta. The equation of motion for the functional of a scalar field point out the relevance of solutions of the classical…

High Energy Physics - Theory · Physics 2010-11-01 S. Mrowczynski , B. Mueller

Recent experimental advances in the reconstruction of the Wigner function (WF) for electronic systems have led us to consider the possibility of employing this theoretical tool in the analysis of electron dynamics of uniaxially strained…

Quantum Physics · Physics 2020-08-20 Erik Díaz-Bautista , Yonatan Betancur-Ocampo

The Maxwell theory on non-commutative spaces has been considered. The non-linear equations of electromagnetic fields on non-commutative spaces were obtained in the compact spin-tensor (quaternion) form. It was shown that the plane…

High Energy Physics - Theory · Physics 2007-05-23 S. I. Kruglov

We introduce and study the Wannier functions for an electron moving in a plane under the influence of a perpendicular uniform and constant magnetic field. The relevance for the Fractional Quantum Hall Effect is discussed; in particular it…

Condensed Matter · Physics 2015-06-25 R. Ferrari

The first-order, infinite-component field equations we proposed before for non-relativistic anyons (identified with particles in the plane with noncommuting coordinates) are generalized to accommodate arbitrary background electromagnetic…

High Energy Physics - Theory · Physics 2009-11-11 Peter A. Horvathy , Mikhail S. Plyushchay

Landau system in noncommutative space has been considered. To take into account the issue of gauge invariance in noncommutative space, we incorporate the Seiberg-Witten map in our analysis. Generalised Bopp-shift transformation is then used…

High Energy Physics - Theory · Physics 2017-04-05 Aslam Halder , Sunandan Gangopadhyay

In this paper we define a causal Lorentz covariant noncommutative (NC) classical Electrodynamics. We obtain an explicit realization of the NC theory by solving perturbatively the Seiberg-Witten map. The action is polynomial in the field…

High Energy Physics - Theory · Physics 2014-11-18 G. Berrino , S. L. Cacciatori , A. Celi , L. Martucci , A. Vicini

We study a system of electrons moving on a noncommutative plane in the presence of an external magnetic field which is perpendicular to this plane. For generality we assume that the coordinates and the momenta are both noncommutative. We…

High Energy Physics - Theory · Physics 2008-11-26 B. Harms , O. Micu

We study the quantization of the motion of a charged particle without spin inside a flat box under a static electromagnetic field. Contrary to Landau's solution with constant magnetic field transverse to the box, we found a non separable…

General Physics · Physics 2020-12-02 Gustavo V. Lopez , Jorge A. Lizarraga

We have considered the effects of space and momentum noncommutativity separately on the zitterbewegung (ZBW) phenomenon. In the space noncommutativity scenario, it has been expressed that, due to the conservation of momentum, the Fourier…

Quantum Physics · Physics 2019-04-16 Mehran Zahiri Abyaneh , Mehrdad Farhoudi

The Landau problem for inhomogeneous magnetic fields is examined in a very general context and several interesting analogies with the Nielsen-Olesen vortices are established. Firstly we show that the Landau problem with non-homogeneous…

High Energy Physics - Theory · Physics 2019-01-30 Paola Arias , J. Gamboa , F. Méndez , David Valenzuela

The Wigner eigenfunctions of a free quantum particle propagating on a plane are derived. Two possibilities are analysed. Firstly, the particle of given energy and angular momentum is discussed. In that case, a special choice of coordinates…

Quantum Physics · Physics 2026-03-12 Hubert Jóźwiak , Jaromir Tosiek

We examine the deformation quantization of a single particle moving in one dimension (i) in the presence of an infinite potential wall, (ii) confined by an infinite square well, and (iii) bound by a delta function potential energy. In…

Quantum Physics · Physics 2009-11-10 S. Kryukov , M. A. Walton