New analytical tools for advanced mechanistic studies in catalysis: photoionization and photoelectron photoion coincidence spectroscopy

P Hemberger, JA van Bokhoven… - Catalysis Science & …, 2020 - pubs.rsc.org
What are the reaction mechanisms responsible for the selective product formation in
catalysis? How can we identify the reactive intermediates steering the reaction towards the …

Photodissociation and photoionization of molecules of astronomical interest-Updates to the Leiden photodissociation and photoionization cross section database

HR Hrodmarsson, EF Van Dishoeck - Astronomy & Astrophysics, 2023 - aanda.org
Context. Vacuum-ultraviolet (VUV) photons are important drivers of chemical processes in
space. Thus, it is important to accurately characterize and constrain photorates in different …

The threshold photoelectron spectrum of fulvenone: a reactive ketene derivative in lignin valorization

P Hemberger, Z Pan, A Bodi… - …, 2020 - Wiley Online Library
Unveiling reaction mechanisms by isomer‐selective detection of reactive intermediates
requires advanced spectroscopic knowledge. We study the photoionization of fulvenone (c …

Photoelectron spectrum of the pyridyl radical

E Karaev, M Gerlach, K Theil, GA Garcia… - Physical Chemistry …, 2024 - pubs.rsc.org
We report the photoelectron spectrum of the pyridyl radical (C5H4N), a species of interest in
astrochemistry and combustion. The radicals were produced via hydrogen abstraction in a …

IR absorption spectra of aniline cation, anilino radical, and phenylnitrene isolated in solid argon

SY Lin, SL Chou, CM Tseng, YJ Wu - Spectrochimica Acta Part A …, 2022 - Elsevier
Electron bombardment of aniline (PhNH 2) in an Ar matrix mainly generated the aniline
cation (PhNH 2+), anilino (PhNH) and phenyl (Ph) radicals, and phenylnitrene (PhN) …

Unimolecular decomposition of methyl ketene and its dimer in the gas phase: theory and experiment

I Derbali, HR Hrodmarsson, M Schwell… - Physical Chemistry …, 2020 - pubs.rsc.org
We present a combined theoretical and experimental investigation on the single
photoionization and dissociative photoionization of gas-phase methyl ketene (MKE) and its …

Vacuum Ultraviolet Single Photon Ionization and Decomposition of 2-Aminopropionitrile in Astrophysical Objects

HR Hrodmarsson, M Schwell, N Fray… - The Astrophysical …, 2024 - iopscience.iop.org
Abstract The molecule 2-aminopropionitrile (2-APN; H 3 CCH (NH 2) CN) is a chiral
precursor of the amino acid alanine and could play an important role in the emergence of …

VUV photoionization dynamics of the C 60 buckminsterfullerene: 2D-matrix photoelectron spectroscopy in an astrophysical context

HR Hrodmarsson, GA Garcia, H Linnartz… - Physical Chemistry …, 2020 - pubs.rsc.org
We present the photoionization dynamics of the C60 buckminsterfullerene from threshold up
to 14.0 eV recorded with VUV synchrotron radiation at the DESIRS beamline at the SOLEIL …

Threshold Photoelectron Spectroscopy of the CH2I, CHI, and CI Radicals

DV Chicharro, HR Hrodmarsson… - The Journal of …, 2021 - ACS Publications
VUV photoionization of the CH n I radicals (with n= 0, 1, and 2) is investigated by means of
synchrotron radiation coupled with a double imaging photoion-photoelectron coincidence …

[HTML][HTML] High resolution threshold photoelectron spectrum and autoionization processes of S2 up to 15.0 eV

HR Hrodmarsson, GA Garcia, L Nahon… - Journal of Molecular …, 2021 - Elsevier
VUV photoionization dynamics of the S 2 molecule were re-investigated from threshold up to
15.0 eV, using synchrotron radiation coupled with double imaging photoelectron/photoion …