Near-Unity Spin Hall Ratio in Ni${}_x$Cu${}_{1-x}$ Alloys

Mark W. Keller, Katy S. Gerace, Monika Arora +3

We report a large spin Hall effect in the 3$d$ transition metal alloy Ni${}_x$Cu${}_{1-x}$ for $x\in \left\{0.3,0.75\right\}$, detected via the ferromagnetic resonance of a Permalloy…