Lorentz transmission electron microscopy studies on topological magnetic domains*

Project supported by the National Key Research and Development Program of China (Grant No. 2016YFB0700902), the National Natural Science Foundation of China (Grant Nos. 51590880, 11674379, 51431009, 11674373, and 51625101), and the Youth Innovation Promotion Association of the Chinese Academy of Sciences (Grant No. 2015004).

Peng Li-cong1, 2, Zhang Ying1, †, Zuo Shu-lan1, 2, He Min1, 2, Cai Jian-wang1, 2, Wang Shou-guo3, Wei Hong-xiang1, Li Jian-qi1, 2, Zhao Tong-yun1, Shen Bao-gen1, 2
       

(color online) (a)–(d) Magnetization dynamics through Bloch line (BL) motion induced by the in-plane magnetic fields. (e)–(h) Analyzed spin configurations for the bubbles shown in panels (a)–(d), respectively. (g)–(i) Temporal evolution of magnetization accompanied by annihilation of BLs.[14]