Astronomical identification of CN-, the smallest observed molecular anion

M. Agúndez; J. Cernicharo; M. Guélin; C. Kahane; E. Roueff; J. Kłos; F. J. Aoiz; F. Lique; N. Marcelino; J. R. Goicoechea; M. González García; C. A. Gottlieb; M. C. McCarthy; P. Thaddeus

doi:10.1051/0004-6361/201015186

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Volume 517 (July 2010)

A&A, 517 (2010) L2

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Table A.1:

CN^--H₂ collision rate coefficients (10^-10cm³ s^-1).
	Temperature (K)
Transition	10	20	30	40	50	60	70
1 $\to$ 0	3.33	3.06	2.88	2.72	2.59	2.48	2.39
2 $\to$ 0	0.81	0.65	0.59	0.55	0.54	0.53	0.53
2 $\to$ 1	4.81	4.50	4.25	4.05	3.88	3.74	3.62
3 $\to$ 0	0.67	0.64	0.61	0.59	0.57	0.56	0.52
3 $\to$ 1	1.32	1.18	1.07	1.00	0.96	0.93	0.92
3 $\to$ 2	4.81	4.62	4.39	4.19	4.03	3.88	3.77

Notes. The complete set of de-excitation rate coefficients of CN^- by collisions with para-H₂ considered in this study is available at the BASECOL website http://basecol.obspm.fr/

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