Microwave Emission of the 211?212 Rotational Transition in Interstellar Acetaldehyde

Open Access

1 January 1974

journal article
research article
Published by CSIRO Publishing in Australian Journal of Physics

Vol. 27 (3) , 425-430
https://doi.org/10.1071/ph740425

Abstract

The 211?212 transition of acetaldehyde at 3195 ·167 MHz has been observed in emission in SgrB2 with the Parkes 64 m telescope. Comparison of the intensities of the 110---> 11 and 211--->212 emission lines suggests that both transitions may be inverted.

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