Molecular photodissociation dynamics revealed by Coulomb explosion imaging

SW Crane, JWL Lee, MNR Ashfold… - Physical Chemistry …, 2023 - pubs.rsc.org
Coulomb explosion imaging (CEI) methods are finding ever-growing use as a means of
exploring and distinguishing the static stereo-configurations of small quantum systems …

Advancements in the use of Auger electrons in science and medicine during the period 2015–2019

RW Howell - International journal of radiation biology, 2023 - Taylor & Francis
Auger electrons can be highly radiotoxic when they are used to irradiate specific molecular
sites. This has spurred basic science investigations of their radiobiological effects and …

Multiparticle cumulant mapping for Coulomb explosion imaging

C Cheng, LJ Frasinski, G Moğol, F Allum, AJ Howard… - Physical Review Letters, 2023 - APS
We extend covariance velocity map ion imaging to four particles, establishing cumulant
mapping and allowing for measurements that provide insights usually associated with …

Step-by-step state-selective tracking of fragmentation dynamics of water dications by momentum imaging

T Severt, ZL Streeter, W Iskandar, KA Larsen… - Nature …, 2022 - nature.com
The double photoionization of a molecule by one photon ejects two electrons and typically
creates an unstable dication. Observing the subsequent fragmentation products in …

Time-resolved relaxation and fragmentation of polycyclic aromatic hydrocarbons investigated in the ultrafast XUV-IR regime

JWL Lee, DS Tikhonov, P Chopra, S Maclot… - Nature …, 2021 - nature.com
Polycyclic aromatic hydrocarbons (PAHs) play an important role in interstellar chemistry and
are subject to high energy photons that can induce excitation, ionization, and fragmentation …

Coulomb explosion imaging for the visualization of a conical intersection

ME Corrales, J González-Vázquez… - The Journal of …, 2018 - ACS Publications
Coulomb explosion imaging is proposed as a method to directly map the presence of
conical intersections encountered by a propagating wave packet in a molecular system. The …

Covariance-map imaging: a powerful tool for chemical dynamics studies

C Vallance, D Heathcote, JWL Lee - The Journal of Physical …, 2021 - ACS Publications
Over the past decade or so, the state-of-the-art in the field of chemical reaction dynamics has
progressed from studies of few-atom systems to wide-ranging investigations into a variety of …

X-ray induced Coulomb explosion imaging of transient excited-state structural rearrangements in CS2

J Unwin, F Allum, M Britton, I Gabalski… - Communications …, 2023 - nature.com
Structural imaging of transient excited-state species is a key goal of molecular physics,
promising to unveil rich information about the dynamics underpinning photochemical …

Strong-field-induced Coulomb explosion imaging of tribromomethane

S Bhattacharyya, K Borne, F Ziaee… - The Journal of …, 2022 - ACS Publications
The Coulomb explosion of tribromomethane (bromoform, CHBr3) induced by 28 fs near-
infrared laser pulses is investigated by three-dimensional coincidence ion momentum …

A localized view on molecular dissociation via electron-ion partial covariance

F Allum, V Music, L Inhester, R Boll, B Erk… - Communications …, 2022 - nature.com
Inner-shell photoelectron spectroscopy provides an element-specific probe of molecular
structure, as core-electron binding energies are sensitive to the chemical environment. Short …