Patent ID: 11881236
Assignee: WESTERN DIGITAL TECHNOLOGIES, INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 7:
8. The magnetic recording head of claim 7, wherein the spacer layer disposed on the spin torque layer is a second multilayer spacer layer comprising:
a Cu layer disposed on the spin torque layer;
a spin transparent texture layer disposed on the Cu layer of the second multilayer spacer layer, the spin transparent texture layer of the second multilayer spacer layer comprising AgSn or AgZn;
a CoFe layer disposed on the spin transparent texture layer of the second multilayer spacer layer; and
a Heusler alloy layer disposed on the CoFe layer of the second multilayer spacer layer, the Heusler alloy layer of the second multilayer spacer layer being in contact with the field generation layer, the Heusler alloy layer of the second multilayer spacer layer comprising CoMnGe, CoFeGe, or CoFeMnGe.