Xiong Pei-Yu, Ni Zhuang, Lin Ze-Feng, Bai Xin-Bo, Liu Tian-Xiang, Zhang Xiang-Yu, Yuan Jie, Wang Xu, Shi Jing, Jin Kui. Composition-spread epitaxial ferroelectric thin films for temperature-insensitive functional devicesJ. Acta Physica Sinica, 2023, 72(9): 097701. DOI: 10.7498/aps.72.20230154