Computational molecular spectroscopy

V Barone, S Alessandrini, M Biczysko… - Nature Reviews …, 2021 - nature.com
Spectroscopic techniques can probe molecular systems non-invasively and investigate their
structure, properties and dynamics in different environments and physico-chemical …

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 …

Design, synthesis, computational study and cytotoxic evaluation of some new quinazoline derivatives containing pyrimidine moiety

S Zare, L Emami, Z Faghih, F Zargari, Z Faghih… - Scientific reports, 2023 - nature.com
Quinazoline derivatives, as an important category of heterocyclic compounds, have received
much attention for the design and development of new drugs due to their various …

Highly-accurate quartic force fields for the prediction of anharmonic rotational constants and fundamental vibrational frequencies

MB Gardner, BR Westbrook, RC Fortenberry… - Spectrochimica Acta Part …, 2021 - Elsevier
The CcCR quartic force field (QFF) methodology is capable of computing B 0 and C 0
rotational constants to within 35 MHz (0.14%) of experiment for triatomic and larger …

Rotational spectra and semi-experimental structures of furonitrile and its water cluster

M Melosso, S Alessandrini, L Spada, A Melli… - Physical Chemistry …, 2023 - pubs.rsc.org
Rotational spectroscopy represents an invaluable tool for several applications: from the
identification of new molecules in interstellar objects to the characterization of van der Waals …

Extending the applicability of the semi-experimental approach by means of “template molecule” and “linear regression” models on top of DFT computations

A Melli, F Tonolo, V Barone… - The Journal of Physical …, 2021 - ACS Publications
The accurate determination of equilibrium structures for isolated molecules plays a central
role in the evaluation and interpretation of stereoelectronic, thermodynamic, and …

Gas-phase chemistry in the interstellar medium: The role of laboratory astrochemistry

C Puzzarini - Frontiers in Astronomy and Space Sciences, 2022 - frontiersin.org
“Who” and how? In this simple question the complexity of the interstellar chemistry is
encapsulated.“Who” refers to what molecules are present in the interstellar medium (ISM) …

The challenging playground of astrochemistry: an integrated rotational spectroscopy–quantum chemistry strategy

C Puzzarini, V Barone - Physical Chemistry Chemical Physics, 2020 - pubs.rsc.org
While it is now well demonstrated that the interstellar medium (ISM) is characterized by a
diverse and complex chemistry, a significant number of features in radioastronomical …

Gas-phase computational spectroscopy: The challenge of the molecular bricks of life

V Barone, C Puzzarini - Annual Review of Physical Chemistry, 2023 - annualreviews.org
Gas-phase molecular spectroscopy is a natural playground for accurate quantum-chemical
computations. However, the molecular bricks of life (eg, DNA bases or amino acids) are …

A never-ending story in the sky: The secrets of chemical evolution

C Puzzarini, V Barone - Physics of Life Reviews, 2020 - Elsevier
Cosmic evolution is the tale of progressive transition from simplicity to complexity. The
newborn universe started with the simplest atoms formed after the Big Bang and proceeded …