Giant Magnetoresistance ·
The Spin Valve
un
seel
.com · two magnets, one copper gap · aligned lets current through, opposed chokes it
State
PARALLEL
Resistance
1.00×
Cu gap
2 nm
Phase
PARALLEL · LOW R
Cobalt layers (magnetised)
Copper spacer — about 2 nm
Spin-up electrons
Spin-down electrons
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