Ultrafast electron diffraction imaging of bond breaking in di-ionized acetylene

B Wolter, MG Pullen, AT Le, M Baudisch… - Science, 2016 - science.org
Visualizing chemical reactions as they occur requires atomic spatial and femtosecond
temporal resolution. Here, we report imaging of the molecular structure of acetylene (C2H2) …

Double photoionization of hydrocarbons and aromatic molecules

R Wehlitz - Journal of Physics B: Atomic, Molecular and Optical …, 2016 - iopscience.iop.org
This article reviews the recent progress in the field of double photoionization of
hydrocarbons and aromatic molecules using synchrotron radiation. First I will describe the …

Ultrafast isomerization in acetylene dication after carbon K-shell ionization

Z Li, L Inhester, C Liekhus-Schmaltz… - Nature …, 2017 - nature.com
Ultrafast proton migration and isomerization are key processes for acetylene and its ions.
However, the mechanism for ultrafast isomerization of acetylene [HCCH] 2+ to vinylidene …

Transient structures and chemical reaction dynamics

AA Ischenko, PM Weber… - Russian Chemical Reviews, 2017 - iopscience.iop.org
To study transition structures that are formed in real time during a chemical reaction process,
it is necessary to use ultrafast methods to follow the structural dynamics of molecular …

Damaging intermolecular energy and proton transfer processes in alpha‐particle‐irradiated hydrogen‐bonded systems

S Xu, D Guo, X Ma, X Zhu, W Feng… - Angewandte Chemie …, 2018 - Wiley Online Library
Although the biological hazard of alpha‐particle radiation is well‐recognized, the molecular
mechanisms of biodamage are still far from being understood. Irreparable lesions in …

Controlling fragmentation of the acetylene cation in the vacuum ultraviolet via transient molecular alignment

L Varvarezos, J Delgado-Guerrero… - The journal of …, 2022 - ACS Publications
An open-loop control scheme of molecular fragmentation based on transient molecular
alignment combined with single-photon ionization induced by a short-wavelength free …

Channel-resolved above-threshold double ionization of acetylene

X Gong, Q Song, Q Ji, K Lin, H Pan, J Ding, H Zeng… - Physical review …, 2015 - APS
We experimentally investigate the channel-resolved above-threshold double ionization
(ATDI) of acetylene in the multiphoton regime using an ultraviolet femtosecond laser pulse …

Sequential and concerted C–C and C–O bond dissociation in the Coulomb explosion of 2-propanol

DM Bittner, K Gope, E Livshits, R Baer… - The Journal of Chemical …, 2022 - pubs.aip.org
We study the competing mechanisms involved in the Coulomb explosion of 2-propanol
(CH3) 2CHOH2+ dication, formed by an ultrafast extreme ultraviolet pulse. Over 20 product …

Dissociation dynamics of the water dication following one-photon double ionization. II. Experiment

D Reedy, JB Williams, B Gaire, A Gatton, M Weller… - Physical Review A, 2018 - APS
We demonstrate the use of cold target recoil ion momentum spectroscopy to perform state-
selective measurements of the dissociative channels following single-photon double …

Proton migration in hydrocarbons induced by slow highly charged ion impact

Y Zhang, B Wang, L Wei, T Jiang, W Yu… - The Journal of …, 2019 - pubs.aip.org
Different from most of the previous studies using light or photons, we use highly charged
ions as projectiles to activate proton migration in the smallest saturated and unsaturated …