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:	0035-8711
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:	09 Jun 2012 04:11
URI:	http://oro.open.ac.uk/id/eprint/33786

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