Self-sustained magnetoelectric oscillations in magnetic resonant tunneling structures

Ertler, Christian and Fabian, Jaroslav (2008) Self-sustained magnetoelectric oscillations in magnetic resonant tunneling structures. PHYSICAL REVIEW LETTERS, 101 (7): 077202. ISSN 0031-9007,

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Abstract

The dynamic interplay of transport, electrostatic, and magnetic effects in the resonant tunneling through ferromagnetic quantum wells is theoretically investigated. It is shown that the carrier-mediated magnetic order in the ferromagnetic region not only induces, but also takes part in intrinsic, robust, and sustainable high-frequency current oscillations over a large window of nominally steady bias voltages. This phenomenon could spawn a new class of quantum electronic devices based on ferromagnetic semiconductors.

Item Type: Article
Uncontrolled Keywords: QUANTUM-WELLS; SEMICONDUCTOR SUPERLATTICES; FERROMAGNETISM; DYNAMICS;
Subjects: 500 Science > 530 Physics
Divisions: Physics > Institute of Theroretical Physics
Physics > Institute of Theroretical Physics > Chair Professor Richter > Group Jaroslav Fabian
Depositing User: Dr. Gernot Deinzer
Date Deposited: 26 Oct 2020 12:49
Last Modified: 26 Oct 2020 12:49
URI: https://pred.uni-regensburg.de/id/eprint/30479

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