Phys. Rev. B 22, 2132–2134 (1980)

Indirect exchange interactions in zero-gap semiconductors: Anisotropic effects

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C. Lewiner^*
Groupe de Physique des Solides de l'Ecole Normale Supérieure, Université Paris 7, Tour 23, 2 Place Jussieu, 75221 Paris Cedex 05, France

G. Bastard^*
Groupe de Physique des Solides de l'Ecole Normale Supérieure, 24 rue Lhomond, 75231 Paris Cedex 05, France

Received 13 November 1979; published in the issue dated 15 August 1980

In zero-gap Hg_1-xMn_x Te alloys, the existence of spin-orbit coupling in the intermediate states leads to anisotropic indirect exchange interactions between localized spins. These effects are evaluated and are shown to reduce the Curie-Weiss temperature previously calculated.

URL:

http://link.aps.org/doi/10.1103/PhysRevB.22.2132

DOI:

10.1103/PhysRevB.22.2132

PACS:

^*Laboratoire associé au Centre National de la Recherche Scientifique.

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Phys. Rev. B 22, 2132–2134 (1980)

Indirect exchange interactions in zero-gap semiconductors: Anisotropic effects

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