Authors
Roberto Artuso, F Borgonovi, I Guarneri, L Rebuzzini, G Casati
Publication date
1992/12/7
Journal
Physical review letters
Volume
69
Issue
23
Pages
3302
Publisher
American Physical Society
Description
The kicked Harper model is numerically investigated. The long-time nature of the wave function dynamics and a multifractal analysis of the spectrum provide evidence for the existence of different regimes marked by different spectral types and diffusion exponents, with a phase diagram substantially different from that of the standard Harper model.
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Scholar articles
R Artuso, F Borgonovi, I Guarneri, L Rebuzzini… - Physical review letters, 1992