Single-crystal oxide spin Hall materials heterogeneous integration on silicon substrates for high-performance oxide-based spintronics

https://phys.org/news/2025-04-method-enables-high-oxide-based.html

"combines transfer technology with epitaxial deposition... created single-crystal SrRuO3 films on silicon substrates, prepared corresponding spin-orbit torque devices... high 6.1×104 ħ/2e S·m-1 spin Hall conductivity enabling magnetization switching with low 1.3×1010 A·m-2 critical current density... multi-state magnetization switching enabling biological synaptic/ neuronal function simulation... artificial neural network utilizing these achieved 88% accuracy... low-power electronics, neuromorphic computing"