Vibronic and environmental effects in simulations of optical spectroscopy

TJ Zuehlsdorff, SV Shedge, SY Lu… - Annual Review of …, 2021 - annualreviews.org
Including both environmental and vibronic effects is important for accurate simulation of
optical spectra, but combining these effects remains computationally challenging. We outline …

Quantum-centric supercomputing for materials science: A perspective on challenges and future directions

Y Alexeev, M Amsler, MA Barroca, S Bassini… - Future Generation …, 2024 - Elsevier
Computational models are an essential tool for the design, characterization, and discovery
of novel materials. Computationally hard tasks in materials science stretch the limits of …

QM/AMOEBA description of properties and dynamics of embedded molecules

M Nottoli, M Bondanza, P Mazzeo… - Wiley …, 2023 - Wiley Online Library
We describe the development, implementation, and application of a polarizable QM/MM
strategy, based on the AMOEBA polarizable force field, for calculating molecular properties …

Polarizable embedding QM/MM: the future gold standard for complex (bio) systems?

M Bondanza, M Nottoli, L Cupellini… - Physical Chemistry …, 2020 - pubs.rsc.org
Nowadays, hybrid QM/MM approaches are widely used to study (supra) molecular systems
embedded in complex biological matrices. However, in their common formulation, mutual …

Adiabatic-molecular dynamics generalized vertical hessian approach: a mixed quantum classical method to compute electronic spectra of flexible molecules in the …

J Cerezo, D Aranda, FJ Avila Ferrer… - Journal of Chemical …, 2019 - ACS Publications
We present a general mixed quantum classical method that couples classical molecular
dynamics (MD) and vibronic models to compute the shape of electronic spectra of flexible …

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 …

Elucidating the role of hydrogen bonding in the optical spectroscopy of the solvated green fluorescent protein chromophore: Using machine learning to establish the …

MS Chen, Y Mao, A Snider, P Gupta… - The Journal of …, 2023 - ACS Publications
Hydrogen bonding interactions with chromophores in chemical and biological environments
play a key role in determining their electronic absorption and relaxation processes, which …

Pitfall in simulations of vibronic TD-DFT spectra: Diagnosis and assessment

SP Sitkiewicz, E Matito, JM Luis… - Physical Chemistry …, 2023 - pubs.rsc.org
In this Communication, we study the effect of spurious oscillations in the profiles of energy
derivatives with respect to nuclear coordinates calculated with density functional …

Finite-temperature, anharmonicity, and Duschinsky effects on the two-dimensional electronic spectra from ab initio thermo-field Gaussian wavepacket dynamics

T Begušić, J Vaníček - The journal of physical chemistry letters, 2021 - ACS Publications
Accurate description of finite-temperature vibrational dynamics is indispensable in the
computation of two-dimensional electronic spectra. Such simulations are often based on the …

Cost-effective simulations of vibrationally-resolved absorption spectra of fluorophores with machine-learning-based inhomogeneous broadening

EF Petrusevich, MHE Bousquet… - Journal of Chemical …, 2023 - ACS Publications
The results of electronic and vibrational structure simulations are an invaluable support for
interpreting experimental absorption/emission spectra, which stimulates the development of …