Author(s): Huan Liu, Haowen Xu, Shihong Chen, Rui Han, Zejun Sun, Mingxin Xu, Shuchun Huang, Xiushuo Zhang, Li Huang, Jianbin Luo, and Dameng Liu
Ultrafast microscopy reveals that exciton flow in moiré superlattices can be switched on or off by competing Hubbard interactions and correlated electron phases, enabling quantum control of energy transport.
[Phys. Rev. Lett. 136, 206302] Published Mon May 18, 2026