Current-driven reversible switching
Reveals an unzipping–zipping pathway enabling atomic-level control of phase switching in van der Waals devices.
Zhang, Junwei · Wang, Laiyuan · Lü, Jingtao · Wang, Zhe · Zhu, Guilin · Xue, Fei · Zeng, Xue · Chen, Yang · Lin, Zhaoyang · Wang, Peiqi · Lü, Jing · Zhu, Wenguang · Zhang, Xixiang · Huang, Yu · Peng, Yong · Duan, Xiangfeng
Nature Materials 2025
Atomic-resolution real-time observation of intralayer splitting and interlayer reconstruction
Asymmetric phase-transition propagation reverses with current direction
Transition governed by energy-cascading mechanism driven by cross-gap bond formation