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Infrared OH absorption lines in 1612 MHz OH maser sources

Published online by Cambridge University Press:  01 March 2007

J. H. He ,
P. S. Chen ,
R. Szczerba  and
A. M. Sobolev
J. H. He
Affiliation:
National Astronomical Observatories/Yunnan Observatory, CAS, PR China Academia Sinica, Institute of Astronomy and Astrophysics, Taiwan, China. email: jhhe@asiaa.sinica.edu.tw
P. S. Chen
Affiliation:
National Astronomical Observatories/Yunnan Observatory, CAS, PR China
R. Szczerba
Affiliation:
N. Copernicus Astronomical Center, Rabianska 8, 87-100 Torun, Poland
A. M. Sobolev
Affiliation:
Astronomical Observatory, Ural State University, Lenin Street 51, Ekaterinburg, Russia
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Abstract

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ISO mid-infrared absorption data helps to distinguish between radiative and collisional pumping mechanisms in 1612 MHz OH masers in various environments. Archive data of OH absorption at 34.6 and 53.3μm shows different behavior and different pumping rates for different types of maser sources.

Type
Contributed Papers
Information
Proceedings of the International Astronomical Union , Volume 3 , Symposium S242: Astrophysical Masers and their Environments , March 2007 , pp. 320 - 321
Copyright
Copyright © International Astronomical Union 2008

References

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