Accuracy and interpretability: The devil and the holy grail. New routes across old boundaries in computational spectroscopy

C Puzzarini, J Bloino, N Tasinato, V Barone - Chemical reviews, 2019 - ACS Publications
The past decade has witnessed an increasing interaction between experiment and theory in
the field of molecular spectroscopy. On the computational side, ongoing developments of …

Spectroscopy in complex environments from QM–MM simulations

UN Morzan, DJ Alonso de Armino, NO Foglia… - Chemical …, 2018 - ACS Publications
The applications of multiscale quantum–classical (QM–MM) approaches have shown an
extraordinary expansion and diversification in the last couple of decades. A great proportion …

Advances in molecular structure and interaction studies using near-infrared spectroscopy

MA Czarnecki, Y Morisawa, Y Futami, Y Ozaki - Chemical reviews, 2015 - ACS Publications
Near-infrared (NIR) spectroscopy involves the spectral region of 12 500− 4000 cm− 1 (800−
2500 nm). This is the region where bands due to electronic transitions as well as those due …

Vibrational coupled cluster theory

O Christiansen - The Journal of chemical physics, 2004 - pubs.aip.org
The theory and first implementation of a vibrational coupled cluster VCC method for
calculations of the vibrational structure of molecules is presented. Different methods for …

Hardware efficient quantum algorithms for vibrational structure calculations

PJ Ollitrault, A Baiardi, M Reiher, I Tavernelli - Chemical science, 2020 - pubs.rsc.org
We introduce a framework for the calculation of ground and excited state energies of
bosonic systems suitable for near-term quantum devices and apply it to molecular …

Efficient anharmonic vibrational spectroscopy for large molecules using local-mode coordinates

X Cheng, RP Steele - The Journal of Chemical Physics, 2014 - pubs.aip.org
This article presents a general computational approach for efficient simulations of
anharmonic vibrational spectra in chemical systems. An automated local-mode vibrational …

A perspective on the investigation of spectroscopy and kinetics of complex molecular systems with semiclassical approaches

R Conte, C Aieta, M Cazzaniga… - The Journal of Physical …, 2024 - ACS Publications
In this Perspective we show that semiclassical methods provide a rigorous hierarchical way
to study the vibrational spectroscopy and kinetics of complex molecular systems. The time …

Accurate Vibrational and Ro-Vibrational Contributions to the Properties of Large Molecules by a New Engine Employing Curvilinear Internal Coordinates and …

M Mendolicchio, V Barone - Journal of Chemical Theory and …, 2024 - ACS Publications
The unbiased comparison between theory and experiment requires approaches more
sophisticated than the basic harmonic-oscillator rigid-rotor model, for taking into account …

Optimizing the number of measurements for vibrational structure on quantum computers: coordinates and measurement schemes

M Majland, RB Jensen, MG Højlund, NT Zinner… - Chemical …, 2023 - pubs.rsc.org
One of the primary challenges prohibiting demonstrations of practical quantum advantages
for near-term devices amounts to excessive measurement overheads for estimating relevant …

[LIBRO][B] Vibrational configuration interaction theory

B Schröder, G Rauhut, JM Bowman - 2022 - books.google.com
The time-independent variational calculation of transition energies for non-rotating
molecules is an attractive route for investigating vibrational spectra as it is not bound to a …