OpenQMBP2023: New perspectives in the out-of-equilibrium dynamics of open many-body quantum systems

Diffusion and subdiffusion in the disordered quantum and classical Heisenberg spin chains

20 juin 2023, 14:00

20m

Institut Pascal

Quantum Trajectories and Measurement Induced Phase Transitions

Orateur

Antonello Scardicchio

Description

I will present some work on disordered Heisenberg model on a chain which shows that, depending on the strength of the disorder, both the classical and quantum model have a transition from diffusive to subdiffusive transport.
Based on:

AJ McRoberts, F Balducci, R Moessner, A Scardicchio
arXiv preprint arXiv:2304.05423

IV Protopopov, RK Panda, T Parolini, A Scardicchio, E Demler, DA Abanin
Physical Review X 10 (1), 011025