Spin-Orbit Torque in Magnetic Bilayers - Spintronics Theory Group
Spin-Orbit Torque in Magnetic Bilayers - Spintronics Theory Group
Spin-Orbit Torque in Magnetic Bilayers - Spintronics Theory Group
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II. What the sp<strong>in</strong> is go<strong>in</strong>g on ? Rashba <br />
c. Diffusive Model for Rashba <strong>Torque</strong> <br />
Strong Rashba sp<strong>in</strong>-‐orbit coupl<strong>in</strong>g: Dyakonov-‐Perel relaxaOon <br />
X. Wang C. OrCz Pauyac <br />
Intermediate Rashba sp<strong>in</strong>-‐orbit coupl<strong>in</strong>g (Δ=αk): Fermi surface breath<strong>in</strong>g <br />
E ±<br />
= 2 k 2<br />
2m ±<br />
2<br />
" Δ %<br />
$ '<br />
# 2 &<br />
C. OrCz, X. Wang, M. Chshiev, Manchon, APL 2013 <br />
+α 2 R<br />
k 2 + Δα R<br />
k s<strong>in</strong>θ s<strong>in</strong>( ϕ −ϕ k )<br />
24
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