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Gate-controllable spin battery.

Authors :
Wen Long
Qing-Feng Sun, F.
Hong Guo
Jian Wang
Source :
Applied Physics Letters. 8/18/2003, Vol. 83 Issue 7, p1397. 3p. 2 Diagrams, 1 Graph.
Publication Year :
2003

Abstract

We propose a gate-controllable spin-battery for spin current. The spin battery consists of a lateral double quantum dot under a uniform magnetic field. A finite dc spin current is driven out of the device by controlling a set of gate voltages. Spin current can also be delivered in the absence of charge current. The proposed device should be realizable using present technology at low temperature. © 2003 American Institute of Physics. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
00036951
Volume :
83
Issue :
7
Database :
Academic Search Index
Journal :
Applied Physics Letters
Publication Type :
Academic Journal
Accession number :
10543226
Full Text :
https://doi.org/10.1063/1.1603331