Modulating Spin Current Induced Effective Damping in $\beta -W/Py$ Heterostructures by a Systematic Variation in Resistivity of the Sputtered Deposited $\beta -W$ films

Soumik Aon, Sayani Pal, Subhadip Manna +2

Utilizing the spin-induced pumping from a ferromagnet (FM) into a heavy metal (HM) under the ferromagnetic resonance (FMR) condition, we report an enhancement in effective damping…