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 …

Branching Ratio Measurements of the Predissociation of 12C16O by Time-Slice Velocity-Map Ion Imaging in the Energy Region from 106 250 to 107 800 cm–1

X Shi, H Gao, QZ Yin, YC Chang… - The Journal of …, 2018 - ACS Publications
Photodissociation of CO is a fundamental chemical mechanism for mass-independent
oxygen isotope fractionation in the early Solar System. Branching ratios of photodissociation …

Branching ratio measurements of the predissociation of 12C16O by time-slice velocity-map ion imaging in the energy region from 108 000 to 110 500 cm− 1

H Gao, Y Song, L Yang, X Shi, QZ Yin, CY Ng… - The Journal of …, 2012 - pubs.aip.org
Direct branching ratio measurements of the three lowest dissociation channels of 12 C 16 O
that produce C (3 P)+ O (3 P), C (1 D)+ O (3 P), and C (3 P)+ O (1 D) are reported in the …

Rotational dependence of the branching ratios and fragment angular distributions for the photodissociation of 12 C 16 O in the Rydberg 4p (2) and 5p (0) complex …

P Jiang, X Chi, W Qi, Q Zhu, M Cheng… - Physical Chemistry …, 2019 - pubs.rsc.org
12C16O shows complicated absorption structures in the wavelength range of 92.84–93.37
nm caused by the mutual interactions among the Rydberg 4p (2) and 5p (0) complexes, and …

Photoionization of the and the states of sulfur: Experiment and theory

M Barthel, R Flesch, E Rühl, BM McLaughlin - Physical Review A, 2015 - APS
Photoionization of neutral atomic sulfur in the ground and metastable states was studied
experimentally at a photon energy resolution of 44 meV (full width at half maximum) …

High-resolution Rydberg tagging time-of-flight measurements of atomic photofragments by single-photon vacuum ultraviolet laser excitation

B Jones, J Zhou, L Yang, CY Ng - Review of Scientific Instruments, 2008 - pubs.aip.org
By coupling a comprehensive tunable vacuum ultraviolet (VUV) laser system to a velocity-
mapped ion imaging apparatus, we show that high-resolution high-n Rydberg tagging time …

Application of laser dispersion method in apparatus combining H atom Rydberg tagging time-of-flight technique with vacuum ultraviolet free electron laser

Y Chang, Z He, Z Luo, J Zhou, Z Zhang… - Chinese Journal of …, 2020 - pubs.aip.org
Photodissociation of H2S in the VUV region plays an important role in the atmospheric
chemistry and interstellar chemistry. To date, however, few studies have been focused on …

Time-sliced velocity-mapped imaging studies of the predissociation of single ro-vibronic energy levels of N2 in the extreme ultraviolet region using vacuum ultraviolet …

H Gao, L Yang, Y Pan, J Zhou, CY Ng… - The Journal of chemical …, 2011 - pubs.aip.org
The predissociation of N 2 from the rotational levels in the o 1| $\scriptstyle\prod $|∏ u (v′=
2) and b′ 1 Σ u (v′= 8) bands has been studied in the wavenumber (or energy) range from …

A vacuum-ultraviolet laser pulsed field ionization-photoelectron study of sulfur monoxide (SO) and its cation (SO+)

CS Lam, H Wang, Y Xu, KC Lau, CY Ng - The Journal of chemical …, 2011 - pubs.aip.org
Vacuum ultraviolet (VUV) laser pulsed field ionization-photoelectron (PFI-PE) spectroscopy
has been applied to the study of the sulfur monoxide radical (SO) prepared by using a …