Detection of 15NH2D in dense cores: a new tool for measuring the 14N/15N ratio in the cold ISM

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Table 2:

Einstein coefficients, upper level energies and critical densities for the range of temperatures considered in this work.
Molecule	Transition	Frequency	A_ij	$E_\ensuremath{{\rm up}}$	$n_\ensuremath{{\rm crit}}$
		(GHz)	(s^-1)	(K)	(cm^-3)
o-NH₂D	1_1,1-1_0,1	85926.2780	7.82e-6	20.68	4.2 10⁶
o-¹⁵NH₂D	1_1,1-1_0,1	86420.1959	7.96e-6	20.63	4.2 10⁶
p-¹⁵NH₂D	1_1,1-1_0,1	109284.9021	1.61e-5	21.18	8.8 10⁶

Source LaTeX | All tables | In the text

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