journal article·2012-09-01Open access

Spin current generator based on topological insulator coupled to ferromagnetic insulators

M. J. Ma, M. B. A. Jalil, S. G. Tan, Y. Li, Z. B. Siu

AIP Advances· Volume 2· Issue 3

Abstract

We propose a spin current generator based on a topological insulator current-in-plane spin valve, consisting of a 3D topological insulator sandwiched between two ferromagnetic insulator layers. The “on” and “off” states of the spin current can be toggled by switching the magnetization configuration of the two ferromagnetic insulator layers which are coupled to the surface states of the topological insulator.
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Research context

OpenAlex topics: Topological Materials and Phenomena · Graphene research and applications · Quantum and electron transport phenomena

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

National University of Singapore 1 Computational Nanoelectronics and Nano-device Laboratory, Electrical and Computer Engineering Department, , 4 Engineering Drive 3, Singapore 117576, Singapore

National University of Singapore 2 Information Storage Materials Laboratory, Department of Electrical and Computer Engineering, , 1 Engineering Drive 3, Singapore 117576, Singapore

Data Storage Institute 3 , A *STAR (Agency of Science, Technology and Research), DSI Building, 5 Engineering Drive 1, Singapore 117608, Singapore

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