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arxiv: cond-mat/0505101 · v2 · submitted 2005-05-04 · ❄️ cond-mat.mes-hall · cond-mat.mtrl-sci

Intrinsic Curie temperature bistability in ferromagnetic semiconductor resonant tunneling diodes

classification ❄️ cond-mat.mes-hall cond-mat.mtrl-sci
keywords bistabilitycuriediluteferromagneticquantumsemiconductorballisticbarrier
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We predict bistability in the Curie temperature-voltage characteristic of double barrier resonant-tunneling structures with dilute ferromagnetic semiconductor quantum wells. Our conclusions are based on simulations of electrostatics and ballistic quantum transport combined with a mean-field theory description of ferromagnetism in dilute magnetic semiconductors.

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