Presentation Information
[Th-A1-E-04]Magnetic-State-Induced Modulation of Third-Order Nonlinear Transport in MnBi2Te4
〇Chen Ma1, Xinyu Chen1, Xingkai Cheng1, Chengjie Zhou1, Ziyun Li1, Xilai Liu1, Junwei Liu1, Hui Li2, Jiannong Wang1 (1. Physics Department, The Hong Kong Univ. of Sci. and Tech. (Hong Kong), 2. National Key Lab. of Optoelectronic Info. Acquisition and Protection Tech. and Inst. of Physical Sci. and Info. Tech., Anhui Univ. (China))
We investigate the influence of an external magnetic field on third-order nonlinear transport in bulk MnBi2Te4. The nonlinear response is strongly linked to the magnetic states, demonstrating nonlinear transport as a sensitive probe of magnetic order and the underlying quantum geometry.