Author(s): Hao Yang, Qiaotong Luan, Qing Zhang, Yongqing Sun, Weijie Zheng, Zhen Wang, Huan-hua Wang, Xiaohui Liu, Zheng Wen, and Zhaoru Sun Fluorite oxides, such as ${\mathrm{HfO}}_{2}$, exhibit rich and tunable phase behaviors, making them promising candidates for next-generation electronic devices. In this field, a key challenge consists in the design of amorphous ${\mathrm{HfO}}_{2}$-based high-$k$ materials with both structural and … [Phys. Rev. Lett. 137, 036101] Published Thu Jul 16, 2026