Magnetic coupling governed pinning directions in magnetic tunnel junctions under magnetic field annealing with zero magnetic field cooling. - Weibin Chen; Shaohua Yan; Zhiqiang Cao; Shiyang Lu; Xiaonan Zhao; Runrun Hao; Zitong Zhou; Zhi Li; Kun Zhang 030; Shishen Yan; Qunwen Leng (Sci. China Inf. Sci., 2023)