Ab initio investigation of the Auger spectra of methane, ethane, ethylene, and acetylene

F Matz, J Nijssen, TC Jagau - The Journal of Physical Chemistry A, 2023 - ACS Publications
We present an ab initio computational study of the Auger spectra of methane, ethane,
ethylene, and acetylene. Auger spectroscopy is an established technique to probe the …

Multireference approach to normal and resonant Auger spectra based on the one-center approximation

BNC Tenorio, TA Voß, SI Bokarev… - Journal of Chemical …, 2022 - ACS Publications
A methodology to calculate the decay rates of normal and resonant Auger processes in
atoms and molecules based on the One-Center Approximation (OCA), using atomic radial …

Influence of selective carbon 1s excitation on Auger–Meitner decay in the ESCA molecule

AEA Fouda, V Lindblom, SH Southworth… - The Journal of …, 2024 - ACS Publications
Two-dimensional spectral map** is used to visualize how resonant Auger–Meitner
spectra are influenced by the site of the initial core–electron excitation and the symmetry of …

Transient resonant Auger–Meitner spectra of photoexcited thymine

TJA Wolf, AC Paul, SD Folkestad, RH Myhre… - Faraday …, 2021 - pubs.rsc.org
We present the first investigation of excited state dynamics by resonant Auger–Meitner
spectroscopy (also known as resonant Auger spectroscopy) using the nucleobase thymine …

Auger electron spectroscopy of fulminic acid, HCNO: an experimental and theoretical study

M Gerlach, T Preitschopf, E Karaev… - Physical Chemistry …, 2022 - pubs.rsc.org
HCNO is a molecule of considerable astrochemical interest as a precursor to prebiotic
molecules. It is synthesized by preparative pyrolysis and is unstable at room temperature …

Multi-reference protocol for (auto) ionization spectra: Application to molecules

G Grell, SI Bokarev - The Journal of chemical physics, 2020 - pubs.aip.org
We present the application of the spherically averaged continuum model to the evaluation of
molecular photoelectron and resonant Auger electron spectra. In this model, the continuum …

Fragmentation of isocyanic acid, HNCO, following core excitation and ionization

M Gerlach, F Fantuzzi, L Wohlfart, K Kopp… - The Journal of …, 2021 - pubs.aip.org
We report a study on the fragmentation of core-ionized and core-excited isocyanic acid,
HNCO, using Auger-electron/photoion coincidence spectroscopy. Site-selectivity is …

Photochemical pathways in nucleobases measured with an X-ray FEL

TJA Wolf, M Gühr - … Transactions of the Royal Society A, 2019 - royalsocietypublishing.org
The conversion of light energy into other molecular energetic degrees of freedom is often
dominated by ultrafast, non-adiabatic processes. Femtosecond spectroscopy with optical …

Core-Level Spectroscopy of 2-Thiouracil at the Sulfur L1- and L2,3-Edges Utilizing a SASE Free-Electron Laser

F Lever, D Mayer, J Metje, S Alisauskas, F Calegari… - Molecules, 2021 - mdpi.com
In this paper, we report X-ray absorption and core-level electron spectra of the nucleobase
derivative 2-thiouracil at the sulfur L1-and L2, 3-edges. We used soft X-rays from the free …

Photoelectron spectroscopy and dissociative photoionization of fulminic acid, HCNO

M Gerlach, B Mant, T Preitschopf, E Karaev… - The Journal of …, 2023 - pubs.aip.org
We report a joint experimental and computational study of the photoelectron spectroscopy
and the dissociative photoionization of fulminic acid, HCNO. The molecule is of interest to …