Spin–orbit coupling and intersystem crossing in molecules

CM Marian - Wiley Interdisciplinary Reviews: Computational …, 2012 - Wiley Online Library
Many light‐induced molecular processes involve a change in spin state and are formally
forbidden in non‐relativistic quantum theory. To make them happen, spin–orbit coupling …

The dft/mrci method

CM Marian, A Heil… - Wiley Interdisciplinary …, 2019 - Wiley Online Library
In the past two decades, the combined density functional theory and multireference
configuration interaction (DFT/MRCI) method has developed from a powerful approach for …

The role of πσ* states in the photochemistry of heteroaromatic biomolecules and their subunits: insights from gas-phase femtosecond spectroscopy

GM Roberts, VG Stavros - Chemical Science, 2014 - pubs.rsc.org
In an effort to illuminate why nature has chosen a particular set of bio-molecular 'building-
blocks' for life, recent years have seen an up-surge of gas-phase spectroscopy experiments …

Environment-driven coherent population transfer governs the ultrafast photophysics of tryptophan

VK Jaiswal, P Kabacinski… - Journal of the …, 2022 - ACS Publications
By combining UV transient absorption spectroscopy with sub-30-fs temporal resolution and
CASPT2/MM calculations, we present a complete description of the primary photoinduced …

UV photoinduced dynamics of conformer-resolved aromatic peptides

S Soorkia, C Jouvet, G Grégoire - Chemical reviews, 2019 - ACS Publications
A detailed understanding of radiative and nonradiative processes in peptides containing an
aromatic chromophore requires the knowledge of the nature and energy level of low-lying …

Following the excited state relaxation dynamics of indole and 5-hydroxyindole using time-resolved photoelectron spectroscopy

R Livingstone, O Schalk, AE Boguslavskiy… - The Journal of …, 2011 - pubs.aip.org
Time-resolved photoelectron spectroscopy was used to obtain new information about the
dynamics of electronic relaxation in gas-phase indole and 5-hydroxyindole following UV …

Synchrotron-based highest resolution Fourier transform infrared spectroscopy of naphthalene (C 10 H 8) and indole (C 8 H 7 N) and its application to astrophysical …

S Albert, KK Albert, P Lerch, M Quack - Faraday discussions, 2011 - pubs.rsc.org
We report a rotationally resolved analysis of the high resolution FTIR spectrum of
naphthalene which can be considered as a prototypical molecule for polycyclic aromatic …

Quantitative first principles calculations of protein circular dichroism in the near-ultraviolet

Z Li, JD Hirst - Chemical science, 2017 - pubs.rsc.org
Vibrational structure in the near-UV circular dichroism (CD) spectra of proteins is an
important source of information on protein conformation and can be exploited to study …

Experimental and theoretical photoemission study of indole and its derivatives in the gas phase

O Plekan, H Sa'adeh, A Ciavardini… - The Journal of …, 2020 - ACS Publications
The valence and core-level photoelectron spectra of gaseous indole, 2, 3-dihydro-7-
azaindole, and 3-formylindole have been investigated using VUV and soft X-ray radiation …

Essential on the photophysics and photochemistry of the indole chromophore by using a totally unconstrained theoretical approach

A Giussani, M Merchan, D Roca-Sanjuan… - Journal of chemical …, 2011 - ACS Publications
Indole is a chromophore present in many different molecules of biological interest, such as
the essential amino acid tryptophan and the neurotransmitter serotonin. On the basis of …