垂直点接触自旋霍尔纳米振荡器中自旋波动力学的微磁学模拟

朱耿宽, 高振宇, 陈丽娜, 周恺元, 梁力克, 陶醉, 刘荣华

Micromagnetic simulations of spin⁃wave dynamics in a vertical nanocontact⁃based Spin Hall nano⁃oscillator

Gengkuan Zhu, Zhenyu Gao, Li'na Chen, Kaiyuan Zhou, Like Liang, Zui Tao, Ronghua Liu

图1 垂直点接触自旋霍尔纳米振荡器的结构示意图 The upper blue layer represents the ferromagnetic metal Co/Ni multilayer，the silver layer below represents the heavy metal Pt layer,the yellow is the Au electrode,the translucent area represents the dielectric layer,the red arrow is the direction of electron current,the white arrow represents the applied magnetic field H,and the φ represents the out?plane angle between the magnetic field and the device plane.

Fig.1 Diagram of the structure of a vertical nanocontact?based Spin Hall nano?oscillator