H2 roaming chemistry and the formation of H3+ from organic molecules in strong laser fields

N Ekanayake, T Severt, M Nairat, NP Weingartz… - Nature …, 2018 - nature.com
Roaming mechanisms, involving the brief generation of a neutral atom or molecule that
stays in the vicinity before reacting with the remaining atoms of the precursor, are providing …

D3+ formation through photoionization of the molecular D2–D2 dimer

Y Mi, E Wang, Z Dube, T Wang, AY Naumov… - Nature Chemistry, 2023 - nature.com
The H2–H2 molecular dimer is of fundamental importance in the study of chemical
interactions because of its unique bonding properties and its ability to model more complex …

Mechanisms and time-resolved dynamics for trihydrogen cation (H3+) formation from organic molecules in strong laser fields

N Ekanayake, M Nairat, B Kaderiya, P Feizollah… - Scientific reports, 2017 - nature.com
Strong-field laser-matter interactions often lead to exotic chemical reactions. Trihydrogen
cation formation from organic molecules is one such case that requires multiple bonds to …

What is the Mechanism of H3+ Formation from Cyclopropane?

S Kwon, S Sandhu, M Shaik, J Stamm… - The Journal of …, 2023 - ACS Publications
We examine the possibility that three hydrogen atoms in one plane of the cyclopropane
dication come together in a concerted “ring-closing” mechanism to form H3+, a crucial cation …

Time-resolved molecular dynamics of single and double hydrogen migration in ethanol

NG Kling, S Díaz-Tendero, R Obaid, MR Disla… - Nature …, 2019 - nature.com
Being the lightest, most mobile atom that exists, hydrogen plays an important role in the
chemistry of hydrocarbons, proteins and peptides and most biomolecules. Hydrogen can …

Two-body dissociation of formic acid following double ionization by ultrafast laser pulses

T Severt, DR Daugaard, T Townsend, F Ziaee, K Borne… - Physical Review A, 2022 - APS
We studied the fragmentation of planar formic acid (HCOOH) molecules following their
double ionization by intense ultrashort laser pulses. Deuterium tagging (ie, HCOOD) …

Role of the Environment in Quenching the Production of from Dicationic Clusters of Methanol

E Wang, X Ren, A Dorn - Physical Review Letters, 2021 - APS
Ionization and subsequent isomerization of organic molecules has been suggested as an
important source of trihydrogen H 3+ cations in outer space. The high interest in such …

Advances in timing and control of ultrafast molecular dynamics: from XUV to infrared

W Jiang, S Pan, H Huang, J Tong… - Journal of Physics B …, 2024 - iopscience.iop.org
With the availability of modern laser and detection technologies, the investigation of ultrafast
molecular dynamics induced by intense laser pulses has become a routine practice. In this …

Role of multi-electron effects in the asymmetry of strong-field ionization and fragmentation of polar molecules: the methyl halide series

SG Walt, N Bhargava Ram, A Von Conta… - The Journal of …, 2015 - ACS Publications
We report angle-and momentum-resolved measurements of the dissociative ionization and
Coulomb explosion of methyl halides (CH3F, CH3Cl, CH3Br, and CH3I) in intense phase …

Sequential mechanism in H 3+ formation dynamics on the ethanol dication

K Gope, DM Bittner, D Strasser - Physical Chemistry Chemical Physics, 2023 - pubs.rsc.org
Two-and three-body Coulomb explosion dynamics of isolated ethanol dications are studied
via single-photon double-ionization with ultrafast extreme-ultraviolet pulses. The measured …