Coherence in Chemistry: Foundations and Frontiers

JD Schultz, JL Yuly, EA Arsenault, K Parker… - Chemical …, 2024 - ACS Publications
Coherence refers to correlations in waves. Because matter has a wave-particle nature, it is
unsurprising that coherence has deep connections with the most contemporary issues in …

Theoretical study of macrocyclic host molecules: from supramolecular recognition to self-assembly

H Wang, X Zheng - Physical Chemistry Chemical Physics, 2022 - pubs.rsc.org
Supramolecular chemistry focuses on the molecular recognition and self-assembly of
various building blocks through weak non-covalent interactions, including anion–π …

Machine learning exciton Hamiltonians in light-harvesting complexes

E Cignoni, L Cupellini, B Mennucci - Journal of Chemical Theory …, 2023 - ACS Publications
We propose a machine learning (ML)-based strategy for an inexpensive calculation of
excitonic properties of light-harvesting complexes (LHCs). The strategy uses classical …

Multifidelity machine learning for molecular excitation energies

V Vinod, S Maity, P Zaspel… - Journal of Chemical …, 2023 - ACS Publications
The accurate but fast calculation of molecular excited states is still a very challenging topic.
For many applications, detailed knowledge of the energy funnel in larger molecular …

Mapping electronic decoherence pathways in molecules

I Gustin, CW Kim, DW McCamant… - Proceedings of the …, 2023 - National Acad Sciences
Establishing the fundamental chemical principles that govern molecular electronic quantum
decoherence has remained an outstanding challenge. Fundamental questions such as how …

[HTML][HTML] Coupled charge and energy transfer dynamics in light harvesting complexes from a hybrid hierarchical equations of motion approach

TP Fay, DT Limmer - The Journal of Chemical Physics, 2022 - pubs.aip.org
We describe a method for simulating exciton dynamics in protein–pigment complexes,
including effects from charge transfer as well as fluorescence. The method combines the …

Spectral densities and absorption spectra of the core antenna complex CP43 from photosystem II

P Sarngadharan, S Maity… - The Journal of Chemical …, 2022 - pubs.aip.org
Besides absorbing light, the core antenna complex CP43 of photosystem II is of great
importance in transferring excitation energy from the antenna complexes to the reaction …

Environmentally Driven Symmetry Breaking Quenches Dual Fluorescence in Proflavine

KE Hunter, Y Mao, AW Chin… - The Journal of Physical …, 2024 - ACS Publications
Nonadiabatic couplings between several electronic excited states are ubiquitous in many
organic chromophores and can significantly influence optical properties. A recent …

Taming the third order cumulant approximation to linear optical spectroscopy

L Allan, TJ Zuehlsdorff - The Journal of Chemical Physics, 2024 - pubs.aip.org
The second order cumulant method offers a promising pathway to predicting optical
properties in condensed phase systems. It allows for the computation of linear absorption …

Spectral densities, structured noise and ensemble averaging within open quantum dynamics

YM Holtkamp, E Godinez-Ramirez… - The Journal of …, 2024 - pubs.aip.org
Although recent advances in simulating open quantum systems have led to significant
progress, the applicability of numerically exact methods is still restricted to rather small …