70. Y. Huang, C. Yang, C. Cheng, A. Lee, C. Tseng, H. Wu, Q. Pan, X. Che, C. Lai, K. Wang, H.i Lin, Y. Tseng, A Spin‐Orbit Torque Ratchet at Ferromagnet/Antiferromagnet Interface via Exchange Spring, Adv. Func. Mater. 32(16), 2111653 (2022)