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A search for the J = 1→0 transition of 14CO

Phillips, J. P. and White, Glenn J. (1983). A search for the J = 1→0 transition of 14CO. Monthly Notices of the Royal Astronomical Society, 202 pp. 265–268.

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URL: http://adsabs.harvard.edu/full/1983MNRAS.202..265P
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Abstract

We have observed seven galactic sources in the J=1→0 transition of 14CO and find 2σ upper limits for the ratio 14C/12C which are between 1.2 x 10-5 and 4.4 x 10-5 in five star-formation zones, and of order 10-4 and greater for the supernovae remnants S147 and IC443.

Item Type: Journal Article
Copyright Holders: 1983 Royal Astronomical Society
ISSN: 1365-2966
Keywords: abundance; carbon monoxide; carbon 14; electron transitions; Milky Way galaxy; molecular clouds; supernova remnants; carbon 12
Academic Unit/Department: Science > Physical Sciences
Interdisciplinary Research Centre: Centre for Earth, Planetary, Space and Astronomical Research (CEPSAR)
Item ID: 33786
Depositing User: Glenn White
Date Deposited: 07 Jun 2012 09:31
Last Modified: 17 Jul 2013 08:49
URI: http://oro.open.ac.uk/id/eprint/33786
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