[HTML][HTML] Photodissociation and photoionisation of atoms and molecules of astrophysical interest

AN Heays, AD Bosman, EF Van Dishoeck - Astronomy & Astrophysics, 2017 - aanda.org
A new collection of photodissociation and photoionisation cross sections for 102 atoms and
molecules of astrochemical interest has been assembled, along with a brief review of the …

State-to-state spectroscopy and dynamics of ions and neutrals by photoionization and photoelectron methods

CY Ng - Annual Review of Physical Chemistry, 2014 - annualreviews.org
Recent advances in high-resolution photoionization, photoelectron, and photodissociation
studies based on single-photon vacuum ultraviolet (VUV) and two-color infrared (IR)-VUV …

High-resolution threshold photoelectron study of the propargyl radical by the vacuum ultraviolet laser velocity-map imaging method

H Gao, Y Xu, L Yang, CS Lam, H Wang… - The Journal of …, 2011 - pubs.aip.org
By employing the vacuum ultraviolet (VUV) laser velocity-map imaging (VMI) photoelectron
scheme to discriminate energetic photoelectrons, we have measured the VUV-VMI …

Rovibronically selected and resolved two-color laser photoionization and photoelectron study of nickel carbide cation

YC Chang, X Shi, KC Lau, QZ Yin, HT Liou… - The Journal of chemical …, 2010 - pubs.aip.org
We have performed a two-color laser photoionization and photoelectron study of nickel
carbide (NiC) and its cation (NiC+)⁠. By preparing NiC in a single rovibronic level of an …

Level-resolved photoionization cross sections for Fe I

RT Smyth, CP Ballance… - The Astrophysical …, 2019 - iopscience.iop.org
Significant contributions to the UV opacity in the solar atmosphere have been found to stem
from bound-free transitions in neutral iron. As such, accurate cross sections for the …

Quantum Spin–Orbit Electronic State Selection of Atomic Transition Metal Vanadium Cation for Chemical Reactivity Studies

YC Chang, B Xiong, Y Xu, CY Ng - The Journal of Physical …, 2019 - ACS Publications
By combining a pulsed laser ablation vanadium atom (V) beam source with the two-color
laser sequential electric field pulse scheme for pulse field ionization-photoion (PFI-PI) …

A high-resolution photoionization and photoelectron study of 58Ni using a vacuum ultraviolet laser

X Shi, H Huang, B Jacobson, YC Chang… - The Astrophysical …, 2012 - iopscience.iop.org
In order to provide high-resolution spectroscopic data of nickel (58 Ni) and its cation (58 Ni+)
for the assignment of vacuum ultraviolet (VUV) stellar spectra, we have obtained the …

Photoionization Study of Iron-Group Elements (Fe, Co, and Ni): Comparison of Theory and Experiment

MT Gning, I Sakho - Physics of Particles and Nuclei Letters, 2024 - Springer
Photoionization (PI) of iron-group elements (Fe, Co, and Ni) is investigated in this article in
the framework of the screening constant per unit nuclear charge (SCUNC) method. The …

Vacuum ultraviolet laser photoion and pulsed field ionization–photoion study of Rydberg series of chlorine atoms prepared in the (j= 3/2 and 1/2) fine-structure states

L Yang, H Gao, J Zhou, CY Ng - The Astrophysical Journal, 2015 - iopscience.iop.org
We have measured the high-resolution vacuum ultraviolet (VUV) photoion (VUV-PI) and
VUV pulsed-field ionization–photoion (VUV-PFI-PI) spectra of chlorine atoms (Cl) in the VUV …

Two-Color Pulsed-Field Ionization-Photoelectron Spectroscopy: A Quest to Benchmark State-of-the-Art ab initio Quantum Electronic Structure Calculations of …

Z Luo, YC Chang, CS Lam, KC Lau, CY Ng - Frontiers and Advances in …, 2018 - Elsevier
We have implemented a laser ablation metal beam source for the production of
supersonically cooled gaseous transition metal (M)-containing molecular species. Using this …