Physical Review Letters
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Nonlinear Hall Quantum Oscillations to Probe Topological Brown-Zak Fermions in Graphene Moiré Systems
Author(s): Jinrui Zhong, Huimin Peng, Yuqing Hu, Qi Feng, Qiuli Li, Shihao Zhang, Qinsheng Wang, Jinhai Mao, Junxi Duan, and Yugui Yao
A new experiment probes the quantum geometry of electronic wave functions involved in a nonlinear Hall response. [Phys. Rev. Lett. 136, 246301] Published Mon Jun 15, 2026
