Field-domain spintronics in magnetic semiconductor multiple quantum wells

David Sánchez, A. H. MacDonald, and Gloria Platero
Phys. Rev. B 65, 035301 – Published 11 December 2001
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Abstract

We develop a theory of nonlinear growth direction transport in magnetically doped II-VI compound semiconductor multiple-quantum-well systems. We find that the formation of electric field domains can be controlled by manipulating the space dependence of the band electron spin polarization, using its exchange coupling to local moments. We emphasize the importance of band electron spin relaxation in limiting the strength of these effects.

  • Received 19 July 2001

DOI:https://doi.org/10.1103/PhysRevB.65.035301

©2001 American Physical Society

Authors & Affiliations

David Sánchez1,2,3, A. H. MacDonald2,3, and Gloria Platero1

  • 1Instituto de Ciencia de Materiales de Madrid (CSIC), Cantoblanco, 28049 Madrid, Spain
  • 2Department of Physics, Indiana University, Bloomington, Indiana 47405
  • 3Department of Physics, The University of Texas at Austin, Austin, Texas 78712

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Vol. 65, Iss. 3 — 15 January 2002

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