Séminaire du LPTMS: Shuang Wu
Thouless bandwidth formula in the Hofstadter model Shuang Wu (LPTMS, Université Paris-Sud) I will show a method of D. J. Thouless to calculate the Hofstadter spectrum bandwidth in relation to the Catalan constant. And I will present how we generalize Thouless bandwidth formula to its n-th moment and obtain a closed expression in terms of …