Peiyue Yu, Shuo Xu, Yanru Li, Jingsong Huang, Shuaiyu Gong, Jianfeng Gao, Jinbiao Liu, Meiyin Yang, Jun Luo. "Sub-100-nm multistate spin–orbit torque magnetic tunnel junction enabled by local perpendicular anisotropy gradient." Applied Physics Letters, 2026. doi:10.1063/5.0321512