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 …

Ultrafast Coulomb explosion imaging of molecules and molecular clusters

X Li, X Yu, P Ma, X Zhao, C Wang, S Luo… - Chinese Physics …, 2022 - iopscience.iop.org
Taking an image of their structure and a movie of their dynamics of small quantum systems
have always been a dream of physicists and chemists. Laser-induced Coulomb explosion …

Multiparticle cumulant map** 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
map** 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 …

Disentangling sequential and concerted fragmentations of molecular polycations with covariant native frame analysis

JW McManus, T Walmsley, K Nagaya… - Physical Chemistry …, 2022 - pubs.rsc.org
We present results from an experimental ion imaging study into the fragmentation dynamics
of 1-iodopropane and 2-iodopropane following interaction with extreme ultraviolet intense …

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 …

Femtosecond time-resolved neighbor roles in the fragmentation dynamics of molecules in a dimer

X Yu, X Zhang, X Hu, X Zhao, D Ren, X Li, P Ma… - Physical Review Letters, 2022 - APS
How the neighbor effect plays its role in the fragmentation of molecular clusters attracts great
attention for physicists and chemists. Here, we study this effect in the fragmentation of N 2 O …

Differentiating and quantifying gas-phase conformational isomers using Coulomb explosion imaging

S Pathak, R Obaid, S Bhattacharyya… - The Journal of …, 2020 - ACS Publications
Conformational isomerism plays a crucial role in defining the physical and chemical
properties and biological activity of molecules ranging from simple organic compounds to …

Strong-field ionization of water. II. Electronic and nuclear dynamics en route to double ionization

C Cheng, ZL Streeter, AJ Howard, M Spanner… - Physical Review A, 2021 - APS
We investigate the role of nuclear motion and strong-field-induced electronic couplings
during the double ionization of deuterated water using momentum-resolved coincidence …

Tracking the nuclear movement of the carbonyl sulfide cation after strong-field ionization by time-resolved Coulomb-explosion imaging

X Zhao, T Xu, X Yu, D Ren, X Zhang, X Li, P Ma… - Physical Review A, 2021 - APS
We studied the ultrafast nuclear dynamics during the dissociation of OCS+ molecules using
a strong IR-laser pump and probe technique in combination with the coincidence …