Spin valve element
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United States of America Patent
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Jan 24, 2017
Grant Date -
Oct 29, 2015
app pub date -
Oct 31, 2013
filing date -
Nov 8, 2012
priority date (Note) -
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Abstract
A spin valve element 10 including a spin injector 12 made of a ferromagnetic material, a spin detector 16 made of a ferromagnetic material, and a channel part 14 made of a non-magnetic material. The spin detector 16 is arranged at a position separated from the spin injector 12, the channel part 14 is connected with the spin injector 12 and the spin detector 16 directly or through an insulating layer, and a plurality of spin diffusion portions 30 to 34 with enlarged cross section areas in a direction perpendicular to a spin current is formed in the channel part 14.
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