Quantum critical magnetotransport at a continuous metal-insulator transition
Quantum critical magnetotransport at a continuous metal-insulator transition
In contrast to the seminal weak localization prediction of a noncritical Hall constant (${R}_{H}$) at the Anderson metal-insulator transition (MIT), ${R}_{H}$ in quite a few real disordered systems exhibits both a strong $T$ dependence and critical scaling near their MIT. Here we investigate these issues in detail within a nonperturbative …