2 papers
cond-mat.dis-nn2026
Multifractality at the Integer Quantum Hall Transition: Acquittal of the Parabolic Law
Sen Mu, Abbas Ali Saberi, Martin R. Zirnbauer
Stationary wave functions at the integer quantum Hall transition are known to be multifractal, but the exact form of the multifractality spectrum has remained a subject of debate.…
hep-th2024
On the infrared limit of the O(3) nonlinear -model at
Martin R. Zirnbauer
2D nonlinear sigma models with Hermitian symmetric target admit a theta-term, which couples the field theory to the topological charge of its instanton gas. At the special coupling…