2 papers
math.NA2022
Asymptotic analysis of diabatic surface hopping algorithm in the adiabatic and non-adiabatic limits
Zhenning Cai, Di Fang, Jianfeng Lu
Surface hopping algorithms, as an important class of quantum dynamics simulation algorithms for non-adiabatic dynamics, are typically performed in the adiabatic representation, whi…
quant-ph2020
Time-dependent unbounded Hamiltonian simulation with vector norm scaling
Dong An, Di Fang, Lin Lin
The accuracy of quantum dynamics simulation is usually measured by the error of the unitary evolution operator in the operator norm, which in turn depends on certain norm of the Ha…