Condensed Matter Theory Seminar: Xiaochuan Wu, UCSB, “A construction of exotic metal and metal-insulator transition”
Abstract: The charge resistivity/conductivity can take universal values in various scenarios of two-dimensional condensed matter systems. Well-known examples of universal resistivity include 2+1d quantum critical points, (fractional) quantum Hall effects, the criterion of two-dimensional “bad metal”, and the universal resistivity jump predicted at the interaction-driven metal-insulator transition.