[HTML][HTML] A multi-state mapping approach to surface hopping

JE Runeson, DE Manolopoulos - The Journal of Chemical Physics, 2023 - pubs.aip.org
We describe a multiple electronic state adaptation of the mapping approach to surface
hopping introduced recently by Mannouch and Richardson [J. Chem. Phys. 158, 104111 …

Exciton dynamics from the mapping approach to surface hopping: comparison with Förster and Redfield theories

JE Runeson, TP Fay, DE Manolopoulos - Physical Chemistry Chemical …, 2024 - pubs.rsc.org
We compare the recently introduced multi-state mapping approach to surface hopping
(MASH) with the Förster and Redfield theories of excitation energy transfer. Whereas Förster …

Recovering Marcus theory rates and beyond without the need for decoherence corrections: The mapping approach to surface hopping

JE Lawrence, JR Mannouch… - The Journal of Physical …, 2024 - ACS Publications
It is well-known that fewest-switches surface hopping (FSSH) fails to correctly capture the
quadratic scaling of rate constants with diabatic coupling in the weak-coupling limit, as …

[HTML][HTML] Charge transport in organic semiconductors from the mapping approach to surface hopping

JE Runeson, TJG Drayton… - The Journal of Chemical …, 2024 - pubs.aip.org
We describe how to simulate charge diffusion in organic semiconductors using a recently
introduced mixed quantum–classical method, the mapping approach to surface hopping. In …

[HTML][HTML] A MASH simulation of the photoexcited dynamics of cyclobutanone

JE Lawrence, IM Ansari, JR Mannouch… - The Journal of …, 2024 - pubs.aip.org
In response to a community prediction challenge, we simulate the nonadiabatic dynamics of
cyclobutanone using the mapping approach to surface hopping (MASH). We consider the …

Quantum Quality with Classical Cost: Ab Initio Nonadiabatic Dynamics Simulations Using the Mapping Approach to Surface Hopping

JR Mannouch, A Kelly - The Journal of Physical Chemistry Letters, 2024 - ACS Publications
Nonadiabatic dynamics methods are an essential tool for investigating photochemical
processes. In the context of employing first-principles electronic structure techniques, such …

Quantum nature of reactivity modification in vibrational polariton chemistry

Y Ke, JO Richardson - The Journal of chemical physics, 2024 - pubs.aip.org
In this work, we present a mixed quantum–classical open quantum system dynamics method
for studying rate modifications of ground-state chemical reactions in an optical cavity under …

Mixed Quantum–Classical Dynamics under Arbitrary Unitary Basis Transformations

K Miyazaki, A Krotz, R Tempelaar - Journal of Chemical Theory …, 2024 - ACS Publications
A common approach to minimizing the cost of quantum computations is by unitarily
transforming a quantum system into a basis that can be optimally truncated. Here, we derive …

A size-consistent multi-state mapping approach to surface hopping

JE Lawrence, JR Mannouch, JO Richardson - arXiv preprint arXiv …, 2024 - arxiv.org
We develop a multi-state generalisation of the recently proposed mapping approach to
surface hopping (MASH) for the simulation of electronically nonadiabatic dynamics. This …

Quantum information with quantum-like bits

G Amati, GD Scholes - arXiv preprint arXiv:2408.06485, 2024 - arxiv.org
In previous work we have proposed a construction of quantum-like bits that could endow a
large, complex classical system, for example of oscillators, with quantum-like function that is …