Photoelectron photoion coincidence spectroscopy provides mechanistic insights in fuel synthesis and conversion

P Hemberger, A Bodi, T Bierkandt, M Köhler… - Energy & …, 2021 - ACS Publications
Clean combustion, ie, the reduction of NOx and soot emissions, and carbon neutrality,
achieved in part by biofuel synthesis, are major milestones in the transition to a sustainable …

Unimolecular reaction energies for polycyclic aromatic hydrocarbon ions

B West, SR Castillo, A Sit, S Mohamad… - Physical Chemistry …, 2018 - pubs.rsc.org
Imaging photoelectron photoion coincidence spectroscopy was employed to explore the
unimolecular dissociation of the ionized polycyclic aromatic hydrocarbons (PAHs) …

Off the Beaten Path: Almost Clean Formation of Indene from the ortho-Benzyne + Allyl Reaction

MN McCabe, P Hemberger, E Reusch… - The journal of …, 2020 - ACS Publications
Polycyclic aromatic hydrocarbons (PAHs) play an important role in chemistry both in the
terrestrial setting and in the interstellar medium. Various, albeit often inefficient, chemical …

Gas-phase synthesis of coronene through stepwise directed ring annulation

SJ Goettl, LB Tuli, AM Turner, Y Reyes… - Journal of the …, 2023 - ACS Publications
Molecular beam experiments together with electronic structure calculations provide the first
evidence of a complex network of elementary gas-phase reactions culminating in the bottom …

Similarities and dissimilarities in the fragmentation of polycyclic aromatic hydrocarbon cations: A case study involving three dibenzopyrene isomers

HR Hrodmarsson, J Bouwman, AGGM Tielens… - International Journal of …, 2022 - Elsevier
The photon induced fragmentation behavior of the cations of three dibenzopyrene (C 24 H
14) isomers (DBPae, DBPah and DBPal) is studied in a series of systematic mass …

Selective identification of cyclopentaring-fused PAHs and side-substituted PAHs in a low pressure premixed sooting flame by photoelectron photoion coincidence …

X Mercier, A Faccinetto, S Batut, G Vanhove… - Physical Chemistry …, 2020 - pubs.rsc.org
This work reports on the selective on-line identification of polycyclic aromatic hydrocarbons
(PAHs) formed in a low-pressure methane sooting flame, carried out using the double …

Reactivity of the Indenyl Radical (C9H7) with Acetylene (C2H2) and Vinylacetylene (C4H4)

L Zhao, MB Prendergast, RI Kaiser, B Xu… - …, 2019 - Wiley Online Library
The reactions of the indenyl radicals with acetylene (C2H2) and vinylacetylene (C4H4) is
studied in a hot chemical reactor coupled to synchrotron based vacuum ultraviolet ionization …

The role of radical-radical chain-propagating pathways in the phenyl+ propargyl reaction

DE Couch, G Kukkadapu, AJ Zhang, AW Jasper… - Proceedings of the …, 2023 - Elsevier
Well-skipping radical-radical reactions can provide a chain-propagating pathway for
formation of polycyclic radicals implicated in soot inception. Here we use controlled pyrolysis …

Top-down formation of ethylene from fragmentation of superhydrogenated polycyclic aromatic hydrocarbons

Z Tang, FDS Simonsen, R Jaganathan… - Astronomy & …, 2022 - aanda.org
Context. Fragmentation is an important decay mechanism for polycyclic aromatic
hydrocarbons (PAHs) under harsh interstellar conditions and represents a possible …

Progress in fixed-photon-energy time-efficient double imaging photoelectron/photoion coincidence measurements in quantitative flame analysis

D Felsmann, A Lucassen, J Krüger… - Zeitschrift für …, 2016 - degruyter.com
Photoelectron photoion coincidence (PEPICO) spectroscopy as an attractive new technique
for combustion analysis was used in a fixed-photon-energy configuration to provide …