2021-Now, University of Science and Technology of China, Distinguished Chair Professor
2019-2021, University of Texas at Austin, Sid W. Richardson Foundation Regents Chair in Physics
2001-2018, University of Texas at Austin, Trull Centennial Professor
1990-2001, University of Texas at Austin, Assistant and Associate Professor
1988-1990, UC Santa Barbara, Visiting Scientist
1985-1987, University of Illinois, Research Associate
Research Interests
Berry phase in condensed matter physics Physics of graphene Nanostructures and quantum devices Semiclassical theory of Bloch electrons Transport in magnetic systems Anomalous Hall effect
