Simulating open quantum system dynamics on NISQ computers with generalized quantum master equations

Y Wang, E Mulvihill, Z Hu, N Lyu… - Journal of Chemical …, 2023 - ACS Publications
We present a quantum algorithm based on the generalized quantum master equation
(GQME) approach to simulate open quantum system dynamics on noisy intermediate-scale …

Nonadiabatic dynamics with exact factorization: Implementation and assessment

D Han, AV Akimov - Journal of Chemical Theory and Computation, 2024 - ACS Publications
In this work, we report our implementation of several independent-trajectory mixed-quantum-
classical (ITMQC) nonadiabatic dynamics methods based on exact factorization (XF) in the …

Origin of chirality induced spin selectivity in photoinduced electron transfer

TP Fay, DT Limmer - Nano letters, 2021 - ACS Publications
Here we propose a mechanism by which spin-polarization can be generated dynamically in
chiral molecular systems undergoing photoinduced electron transfer. The proposed …

Readout of spin quantum beats in a charge-separated radical pair by pump-push spectroscopy

D Mims, J Herpich, NN Lukzen, UE Steiner, C Lambert - Science, 2021 - science.org
Spin quantum beats prove the quantum nature of reactions involving radical pairs, the key
species of spin chemistry. However, such quantum beats remain hidden to transient …

Chirality-induced spin coherence in electron transfer reactions

TP Fay - The Journal of Physical Chemistry Letters, 2021 - ACS Publications
Recently, there has been much interest in the chirality-induced spin selectivity effect,
whereby electron spin polarization, which is dependent on molecular chirality, is produced …

A simple improved low temperature correction for the hierarchical equations of motion

TP Fay - The Journal of Chemical Physics, 2022 - pubs.aip.org
The study of open system quantum dynamics has been transformed by the hierarchical
equations of motion (HEOM) method, which gives the exact dynamics for a system coupled …

[HTML][HTML] Overcoming positivity violations for density matrices in surface hop**

AS Bondarenko, R Tempelaar - The Journal of Chemical Physics, 2023 - pubs.aip.org
Fewest-switches surface hop** (FSSH) has emerged as one of the leading methods for
modeling the quantum dynamics of molecular systems. While its original formulation was …

Magnetosensitivity of tightly bound radical pairs in cryptochrome is enabled by the quantum Zeno effect

MCJ Denton, LD Smith, W Xu, J Pugsley… - Nature …, 2024 - nature.com
The radical pair mechanism accounts for the magnetic field sensitivity of a large class of
chemical reactions and is hypothesised to underpin numerous magnetosensitive traits in …

The influence of hindered rotation on electron transfer and exchange interaction in triarylamine-triptycene-perylene diimide triads

C Roger, A Schmiedel, M Holzapfel… - Physical Chemistry …, 2024 - pubs.rsc.org
Stretched electron-donor-bridge-acceptor triads that exhibit intramolecular twisting degrees
of freedom are capable of modulating exchange interaction (J) as well as electronic …

Spin selective charge recombination in chiral donor–bridge–acceptor triads

TP Fay, DT Limmer - The Journal of Chemical Physics, 2023 - pubs.aip.org
In this paper, we outline a physically motivated framework for describing spin-selective
recombination processes in chiral systems, from which we derive spin-selective reaction …