公开(公告)号：US20230165163A1

公开(公告)日：2023-05-25

申请号：US17969146

申请日：2022-10-19

Applicant: DAEGU GYEONGBUK INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Chun Yeol YOU ,  Jin A KIM ,  Su Hyeok AN

IPC: H01L43/04 ,  H01L43/06

CPC classification number: H01L43/04 ,  H01L43/06

Abstract: Disclosed is a magnetic field-free spin-orbit torque switching device including a sapphire miscut substrate. More particularly, a spin-orbit torque switching device according to an embodiment includes a substrate having a step-terrace structure; and an input device formed on the substrate and provided with a heavy metal layer HM and a ferromagnetic layer FM.