Astronomy and Astrophysics – Astrophysics
Scientific paper
Apr 1985
adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=1985apj...291l..15j&link_type=abstract
Astrophysical Journal, Part 2 - Letters to the Editor (ISSN 0004-637X), vol. 291, April 1, 1985, p. L15-L18. Research supported
Astronomy and Astrophysics
Astrophysics
13
Astronomical Spectroscopy, Hydrogen, Molecular Clouds, Molecular Rotation, Ground State, Raman Spectra
Scientific paper
The S(9) J = 11-9 ground-state transition in H2 is investigated experimentally, applying a 514.5-nm 300-mW single-mode CW Ar-ion laser to probe the stimulated Raman emission of a CH4-air flame pumped by a single-frequency electronically scannable dye laser amplified to 2 MW by a 10-Hz frequency-doubled Nd:YAG laser. An H2 Raman spectrum with an S(9) frequency of 2130.102 + or - 0.004/cm is shown, and the results are found to be consistent with the measurements obtained in the Orion molecular cloud by Knacke and Young (1980 and 1981).
Jennings Donald E.
Owyoung A.
Rahn Larry A.
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