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Effects of Scale-Free Disorder on the Anderson Metal-Insulator Transition

Effects of Scale-Free Disorder on the Anderson Metal-Insulator Transition

The successful analysis of the metal-insulator transi-tion (MIT) in the Anderson model of localization [1]has hitherto been limited to short-range or uncorrelateddiagonal disorder. In this Letter we report the effectsof long-range power-law correlated disorder — so calledscale-free disorder — on the MIT. Scale-free disorder isomnipresent in nature. It is found …