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 …

Excited state wavepacket dynamics in NO2 probed by strong-field ionization

R Forbes, AE Boguslavskiy, I Wilkinson… - The Journal of …, 2017 - pubs.aip.org
We present an experimental femtosecond time-resolved study of the 399 nm excited state
dynamics of nitrogen dioxide using channel-resolved above threshold ionization (CRATI) as …

Channel-resolved multiorbital double ionization of molecular in an intense femtosecond laser field

J Zhang, Y Yang, Z Li, H Sun, S Zhang, Z Sun - Physical Review A, 2018 - APS
We measure the sequential double ionization and the subsequent Coulomb explosion of
molecular Cl 2 in an intense femtosecond laser field by using the dc-sliced ion imaging …

Pathway-resolved photoelectron emission in dissociative ionization of molecules

X Gong, P He, Q Song, Q Ji, K Lin, W Zhang, P Lu… - Optica, 2016 - opg.optica.org
Electron–ion coincidence detection allows one to visualize the ultrafast chemical reactions
of molecules in strong laser fields. Here, by measuring the photoelectron angular distribution …

Fraunhofer-like diffracted lateral photoelectron momentum distributions of in charge-resonance-enhanced ionization in strong laser fields

L **n, HC Qin, WY Wu, F He - Physical Review A, 2015 - APS
For H 2+ at the critical internuclear distance where the charge-resonance-enhanced
ionization is most prominent, the lateral photoelectron momentum distribution presents the …

Features of the molecular orbital in the photoelectron momentum distribution using elliptically polarized laser fields

J Yan, M Li, W **e, C Cao, K Guo, Z Li, Y Zhou, P Lu - Physical Review A, 2022 - APS
We study the photoelectron momentum distribution from strong-field tunneling ionization of
two molecules with similar highest occupied molecular orbitals, ie, O 2 and CO 2. We find …

Electronic dynamics of charge resonance enhanced ionization probed by laser-induced alignment in C2H2

C Cornaggia - Journal of Physics B: Atomic, Molecular and …, 2016 - iopscience.iop.org
Although charge resonance enhanced ionization (CREI) be an ubiquitous effect in
molecules in strong laser fields, the associated electron emission remains difficult to deal …

Ellipticity dependent symmetric break of doubly ionized acetylene in strong laser fields

X Gong, H Li, P Lu, Q Song, Q Ji, K Lin… - Journal of …, 2017 - iopscience.iop.org
We experimentally investigate symmetric dissociative double ionization of acetylene in
femtosecond laser pulses of various ellipticities. Two dissociative ionization pathways with …

Probing the role of excited states in ionization of acetylene

D Dundas, P Mulholland, A Wardlow… - Physical Chemistry …, 2017 - pubs.rsc.org
Ionization of acetylene by linearly-polarized, vacuum ultraviolet (VUV) laser pulses is
modelled using time-dependent density functional theory. Several laser wavelengths are …

Molecular dynamics and photoionisation processes: from strong-fields to soft X-rays

R Forbes - 2018 - discovery.ucl.ac.uk
This thesis comprises of a set of time and energy-resolved photoelectron spectroscopy
studies of polyatomic molecules exposed to radiation ranging from the IR to soft X-ray region …