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Related papers: Zitterbewegung of Klein-Gordon particles and its s…

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Zitterbewegung (ZB, the trembling motion) of free relativistic electrons in a vacuum in the presence of an external magnetic field is calculated. It is shown that the motion of an electron wave packet has intraband frequency components,…

Quantum Physics · Physics 2011-01-04 Tomasz. M. Rusin , Wlodek Zawadzki

Electric current and spacial displacement due to trembling motion [Zitterbewegung (ZB)] of electrons in graphene in the presence of an external magnetic field are described. Contributions of both inequivalent $K$ points in the Brillouin…

Mesoscale and Nanoscale Physics · Physics 2010-03-30 Tomasz M. Rusin , Wlodek Zawadzki

In this paper, we consider the Zitterbewegung (ZB) effect for Klein-Gordon particles induced by a cosmic string, near which curvature effects play a dominant role. An analytical expression for the current is obtained and analyzed.

General Relativity and Quantum Cosmology · Physics 2022-04-12 M. B. Belonenko , N. N. Konobeeva

We show theoretically that nonrelativistic nearly-free electrons in solids should experience a trembling motion (Zitterbewegung, ZB) in absence of external fields, similarly to relativistic electrons in vacuum. The Zitterbewegung is…

Materials Science · Physics 2007-05-23 Tomasz M. Rusin Wlodek Zawadzki

One-electron 3+1 and 2+1 Dirac equations are used to calculate the motion of a relativistic electron in a vacuum in the presence of an external magnetic field. First, calculations are carried on an operator level and exact analytical…

Quantum Physics · Physics 2011-01-17 Tomasz M. Rusin , Wlodek Zawadzki

We review recent research on Zitterbewegung (ZB, trembling motion) of electrons in semiconductors. A brief history of the subject is presented, the trembling motion in semirelativistic and spin systems is considered and its main features…

Mesoscale and Nanoscale Physics · Physics 2011-03-22 Wlodek Zawadzki , Tomasz M. Rusin

Zitterbewegung (ZB) is a phenomenon in relativistic quantum systems where the electron wave packet exhibits a trembling or oscillating behavior during its motion, caused by its interaction or coupling with the negative energy state. To…

Quantum Physics · Physics 2017-02-01 Guanglei Wang , Hongya Xu , Liang Huang , Ying-Cheng Lai

Theory of trembling motion [Zitterbewegung (ZB)] of charge carriers in various narrow-gap materials is reviewed. Nearly free electrons in a periodic potential, InSb-type semiconductors, bilayer graphene, monolayer graphene and carbon…

Mesoscale and Nanoscale Physics · Physics 2010-03-30 W. Zawadzki , T. M. Rusin

We demonstrate both classically and quantum mechanically that the Zitterbewegung (ZB, the trembling motion) of electrons in crystalline solids is nothing else, but oscillations of velocity assuring the energy conservation when the electron…

Mesoscale and Nanoscale Physics · Physics 2010-08-11 Wlodek Zawadzki , Tomasz M. Rusin

Electrons in monolayer graphene in the presence of an electromagnetic (or electric) wave are considered theoretically. It is shown that the electron motion is a nonlinear combination of Zitterbewegung (ZB, trembling motion) resulting from…

Mesoscale and Nanoscale Physics · Physics 2013-12-11 Tomasz M Rusin , Wlodek Zawadzki

Zitterbewegung, a force-free trembling motion first predicted for relativistic fermions like electrons, was an unexpected consequence of the Dirac equation's unification of quantum mechanics and special relativity. Though the oscillatory…

We propose an experiment allowing an observation of Zitterbewegung (ZB, trembling motion) of electrons in graphene in the presence of a magnetic field. In contrast to the existing theoretical work we make no assumptions concerning shape of…

Mesoscale and Nanoscale Physics · Physics 2011-12-30 Tomasz M. Rusin , Wlodek Zawadzki

Zitterbewegung of massless particles with an arbitrary spin is analyzed in various representations. Dynamics of the group velocity of a massless particle as a whole and of the corresponding radius vector is determined. This radius vector…

Quantum Physics · Physics 2022-06-14 Alexander J. Silenko

Zitterbewegung is the exotic phenomenon associated either with the relativistic electron-positron rapid oscillation or to the electron-hole transitions in the narrow gap semiconductors. In the present work, we enlarge concept of…

Mathematical Physics · Physics 2018-01-17 L. Chotorlishvili , P. Ziȩba I. Tralle , A. Ugulava

The highly successful Dirac equation can predict peculiar effects such as Klein tunneling and the "Zitterbewegung" (German for "trembling motion") of electrons. From the time it was first identified by Erwin Schrodinger, Zitterbewegung (ZB)…

Mesoscale and Nanoscale Physics · Physics 2016-11-22 Yu Iwasaki , Yoshiaki Hashimoto , Taketomo Nakamura , Shingo Katsumoto

Traditionally, the zitterbewegung (ZB) of the Dirac electron has just been studied at the level of quantum mechanics. Seeing that the fact that an old interest in ZB has recently been rekindled by the investigations on spintronic, graphene,…

Quantum Physics · Physics 2008-11-14 Zhi-Yong Wang , Cai-Dong Xiong

Zitterbewegung is a striking consequence of relativistic quantum mechanics which predicts that free Dirac electrons exhibit a rapid trembling motion even in the absence of external forces. The trembling motion of an electron results from…

Mesoscale and Nanoscale Physics · Physics 2016-12-20 I. Stepanov , M. Ersfeld , A. V. Poshakinskiy , M. Lepsa , E. L. Ivchenko , S. A. Tarasenko , B. Beschoten

We study the effect of an in-plane magnetic field on the zitterbewegung (ZB) of electrons in a semiconductor quantum well (QW) and in a quantum dot (QD) with the Rashba and Dresselhaus spin-orbit interactions. We obtain a general expression…

Mesoscale and Nanoscale Physics · Physics 2012-04-20 Tutul Biswas , Tarun Kanti Ghosh

We explore the dynamics of relativistic quantum waves in a potential step by using an exact solution to the Klein-Gordon equation with a point source initial condition. We show that in both the propagation, and Klein-tunneling regimes, the…

Quantum Physics · Physics 2020-04-15 Fernando Nieto-Guadarrama , Jorge Villavicencio

We describe a possibility of creating non-stationary electron wave packets in zigzag carbon nanotubes (CNT) illuminated by short laser pulses. After disappearance of the pulse the packet experiences the trembling motion (Zitterbewegung,…

Mesoscale and Nanoscale Physics · Physics 2015-02-25 Tomasz M Rusin , Wlodek Zawadzki
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