3 papers
physics.optics2026
Tracking doublon-holon dynamics in high-harmonic generation from Mott insulators
Tao-Yuan Du, Hui-Ru Li, Bo Li +1
High-harmonic generation (HHG) in strongly correlated Mott insulators is investigated using exact diagonalization and time-dependent density-matrix propagation of a laser-driven on…
quant-ph2026
Boundary-sensitive non-Hermiticity of Floquet Hamiltonian: spectral transition and scale-free localization
Bo Li, He-Ran Wang, Fei Song
We report a novel mechanism of boundary-sensitive PT symmetry breaking in one-dimensional Floquet systems. By designing a time-periodic driving protocol, we realize a Floquet Hamil…
quant-ph2025
Universal non-Hermitian transport in disordered systems
Bo Li, Chuan Chen, Zhong Wang
In disordered Hermitian systems, localization of energy eigenstates prohibits wave propagation. In non-Hermitian systems, however, wave propagation is possible even when the eigens…