Conductivity of disordered quantum lattice models at infinite temperature: Many-body localization
Conductivity of disordered quantum lattice models at infinite temperature: Many-body localization
We reinvestigate the behavior of the conductivity of several disordered quantum lattice models at infinite temperature using exact diagonalization. Contrary to the conclusion drawn in a recent investigation of similar quantities in identical systems, we find evidence of a localized regime for strong random fields. We estimate the location of …