A Neutral Atom Moving in an External Magnetic Field Does Not Feel a Lorentz Force
American Journal of Modern Physics
Volume 6, Issue 6, November 2017, Pages: 153-155
Received: Nov. 8, 2017;
Accepted: Nov. 28, 2017;
Published: Dec. 20, 2017
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Manfred Fähnle, Max Plank Institute for Intelligent Systems, Heisenbergstr, Stut
A Lorentz force is generally exerted on a moving charged particle in an external magnetic field. But it is often asked whether also a neutral atom can feel a Lorentz force when moving straightly in an external magnetic field. It is shown that this is definitely not the case.
A Neutral Atom Moving in an External Magnetic Field Does Not Feel a Lorentz Force, American Journal of Modern Physics.
Vol. 6, No. 6,
2017, pp. 153-155.
Copyright © 2017 Authors retain the copyright of this article.
This article is an open access article distributed under the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0/
) which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
L. D. J. Griffiths, Introduction to electrodynamics, 3rd ed. (Pearson/Benjamin Cummings, San Francisco, 2008) 'International Edition'-Cover.
J. D. Jackson, Classical Electrodynamics, 3rd ed., New York, 1989.
L. Zhang and Q. Niu, Angular momentum of phonons and the Einstein-de Haas effect, Phys. Rev. Letters 112, 085503 - 085507 (2014).
T. Tsatsoulis, C. Illg, M. Haag, B. Y. Mueller, L. Zhang, and M. Fähnle, Ultrafast demagnetization after femtosecond laser pulses: Transfer of angular momentum from the electron system to magnetoelastic spin-phonon modes, Phys. Rev. B 93, 134411–134417 (2016).
A. Svane and O. Gunnarson, Transition-metal oxides in the self-interaction corrected density-functional theory, Phys. Rev. Letters 65, 1148 - 1151 (1990).
W. M. Temmermann, Z. Szotek and H. Winter, Band-structure method for 4f electrons in elemental Pr metal, Phys. Rev. B 47, 1184 - 1189 (1993).
A. McLellan, The quantum theory of crystal deformations: The harmonic approximation and rotational invariance, J. Phys. C: Solid State Phys. 21, 1177 (1988).
P. Ehrenfest, Bemerkung über die angenäherte Gültigkeit der klassischen Mechanik innerhalb der Quantenmechanik, Zeitschrift für Physik 45, 455 - 457 (1927).
A. Messiah, Quantum Mechanics, Elsevier, North Holland, Amsterdam, 1962.
W. Kohn and L. J. Sham, Self-Consistent Equations including Exchange and Correlation Effects, Phys. Rev. 140, A1133 - A1138 (1965).
H. Lehmann and N. H. March, The hydrogen atom in intense magnetic field: Excitons in one and three dimensions, Pure & Applied Chem. 57, 457 - 462 (1995).
J. E. Rosenthal and G. M. Murphy, Group Theory and the Vibrations of Polyatomic Molecules, Rev. Mod. Phys. 8, 317 - 346 (1936).