DETERMINATION OF 3d AND 5s RYDBERG STATES OF SF2 RADICAL
Author(s) -
ZHANG QUN,
SHU JI-NAN,
Ning Li,
Jinghua Dai,
Limin Zhang,
LI QUAN-XIN
Publication year - 1998
Publication title -
acta physica sinica
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.199
H-Index - 47
ISSN - 1000-3290
DOI - 10.7498/aps.47.1776
Subject(s) - rydberg formula , atomic physics , spectroscopy , materials science , radical , quantum defect , spectral line , supersonic speed , rydberg state , molecular physics , physics , ionization , chemistry , ion , quantum mechanics , organic chemistry , thermodynamics
A pulsed dc discharge in a pulsed supersonic beam has been developed as an efficient source of producing free radicals. Spectra of the SF2 radical were observed between 272 and 294 nm by (2+1) resonance-enhanced multiphoton ionizition (REMPI) spectroscopy. Vibrational progressions associat-ed with 3d and 5s Rydberg states were assigned. The spectroscopic values ω1 (a1, symmetric stretch-ing), band origin T0 and quantum defect δ of these Rydberg states were reported.
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