Absence of point spectrum for the self-dual extended Harper's model
Spectral Theory
2019-09-10 v1 Mathematical Physics
math.MP
Abstract
We give a simple proof of absence of point spectrum for the self-dual extended Harper's model. We get a sharp result which improves that of Avila-Jitomirskaya-Marx in the isotropic self-dual regime.
Cite
@article{arxiv.1909.03995,
title = {Absence of point spectrum for the self-dual extended Harper's model},
author = {Rui Han},
journal= {arXiv preprint arXiv:1909.03995},
year = {2019}
}