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Enhancement in Thermally Generated Spin Voltage at Pd/NiFeO Interfaces by the Growth on Lattice-Matched Substrates
A. Rastogi, Z. Li, A. V. Singh +15
Efficient spin injection from epitaxial ferrimagnetic NiFeO thin films into a Pd layer is demonstrated via spin Seebeck effect measurements in the longitudinal geometry. Th…
Dephasing of Transverse Spin Current in Ferrimagnetic Alloys
Youngmin Lim, Behrouz Khodadadi, Jie-Fang Li +3
It has been predicted that transverse spin current can propagate coherently (without dephasing) over a long distance in antiferromagnetically ordered metals. Here, we estimate the…
Conductivity-Like Gilbert Damping due to Intraband Scattering in Epitaxial Iron
Behrouz Khodadadi, Anish Rai, Arjun Sapkota +15
Confirming the origin of Gilbert damping by experiment has remained a challenge for many decades, even for simple ferromagnetic metals. In this Letter, we experimentally identify G…
Spin decoherence independent of antiferromagnetic order in IrMn
Behrouz Khodadadi, Youngmin Lim, David A. Smith +5
We investigate the impact of pinned antiferromagnetic order on the decoherence of spin current in polycrystalline IrMn. In NiFe/Cu/IrMn/CoFe multilayers, we coherently pump an elec…
Low Gilbert damping in Co2FeSi and Fe2CoSi films
Christian Sterwerf, Soumalya Paul, Behrouz Khodadadi +6
Thin highly textured FeCoSi ( x ) films were prepared on MgO (001) substrates by magnetron co-sputtering. The magneto-optic Kerr e…