Ortho-H2 and the age of prestellar cores | Astronomy & Astrophysics (A&A)

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Table C.1

Kooij/Arrhenius coefficients of the + H₂ isotopologues reactions.

Reaction							Rate^a
							α	β	γ
							(cm³ s^-1)		(K)

m-D₃⁺	+	HD	→	p-D₂H⁺	+	o-D₂	1.15e-10	4.00e-02	2.06e+02
m-D₃⁺	+	HD	→	o-D₂H⁺	+	p-D₂	9.62e-11	1.70e-01	2.41e+02
m-D₃⁺	+	HD	→	o-D₂H⁺	+	o-D₂	2.32e-10	8.00e-02	1.56e+02
m-D₃⁺	+	HD	→	o-D₃⁺	+	HD	5.54e-10	3.00e-02	4.65e+01
m-D₃⁺	+	o-D₂	→	o-D₃⁺	+	p-D₂	1.57e-10	5.00e-02	1.32e+02
m-D₃⁺	+	o-D₂	→	o-D₃⁺	+	o-D₂	5.34e-10	9.00e-02	4.65e+01
m-D₃⁺	+	o-D₂	→	m-D₃⁺	+	p-D₂	1.37e-10	1.70e-01	8.58e+01
m-D₃⁺	+	o-H₂	→	o-H₂D⁺	+	o-D₂	2.12e-10	1.00e-01	2.58e+02
m-D₃⁺	+	o-H₂	→	o-D₂H⁺	+	HD	1.47e-09	0.0	6.43e+01
m-D₃⁺	+	p-D₂	→	p-D₃⁺	+	o-D₂	4.21e-11	2.50e-01	0.0
m-D₃⁺	+	p-D₂	→	o-D₃⁺	+	p-D₂	1.12e-10	0.0	4.65e+01
m-D₃⁺	+	p-D₂	→	o-D₃⁺	+	o-D₂	8.46e-10	1.20e-01	0.0
m-D₃⁺	+	p-D₂	→	m-D₃⁺	+	o-D₂	1.50e-10	0.0	0.0
o-D₂H⁺	+	HD	→	p-H₂D⁺	+	p-D₂	8.80e-12	1.60e-01	1.94e+02
o-D₂H⁺	+	HD	→	p-H₂D⁺	+	o-D₂	2.03e-11	2.50e-02	1.08e+02
o-D₂H⁺	+	HD	→	o-H₂D⁺	+	p-D₂	4.05e-11	1.20e-01	2.80e+02
o-D₂H⁺	+	HD	→	o-H₂D⁺	+	o-D₂	9.00e-11	1.00e-01	1.94e+02
o-D₂H⁺	+	HD	→	p-D₂H⁺	+	HD	2.53e-10	9.00e-02	5.02e+01
o-D₂H⁺	+	HD	→	o-D₃⁺	+	p-H₂	7.69e-11	1.10e-01	0.0
o-D₂H⁺	+	HD	→	o-D₃⁺	+	o-H₂	1.91e-10	1.20e-01	0.0
o-D₂H⁺	+	HD	→	m-D₃⁺	+	p-H₂	1.04e-10	8.00e-02	0.0
o-D₂H⁺	+	HD	→	m-D₃⁺	+	o-H₂	1.63e-10	7.00e-02	0.0
o-D₂H⁺	+	o-D₂	→	p-D₂H⁺	+	p-D₂	6.02e-11	4.00e-02	1.36e+02
o-D₂H⁺	+	o-D₂	→	p-D₂H⁺	+	o-D₂	7.86e-11	2.50e-02	5.02e+01
o-D₂H⁺	+	o-D₂	→	o-D₂H⁺	+	p-D₂	4.60e-11	0.0	8.58e+01
o-D₂H⁺	+	o-D₂	→	o-D₃⁺	+	HD	5.50e-11	0.0	0.0
o-D₂H⁺	+	o-D₂	→	m-D₃⁺	+	HD	5.85e-10	0.0	0.0
o-D₂H⁺	+	o-H₂	→	p-H₃⁺	+	o-D₂	5.59e-12	1.40e-01	1.70e+02
o-D₂H⁺	+	o-H₂	→	o-H₃⁺	+	o-D₂	1.41e-11	1.80e-01	2.02e+02
o-D₂H⁺	+	o-H₂	→	p-H₂D⁺	+	HD	9.00e-11	0.0	1.66e+01
o-D₂H⁺	+	o-H₂	→	o-H₂D⁺	+	HD	8.40e-10	8.00e-02	1.03e+02
o-D₂H⁺	+	o-H₂	→	o-D₂H⁺	+	p-H₂	3.31e-10	7.70e-02	0.0
o-D₂H⁺	+	p-D₂	→	p-D₂H⁺	+	p-D₂	3.75e-11	0.0	5.02e+01
o-D₂H⁺	+	p-D₂	→	p-D₂H⁺	+	o-D₂	1.56e-10	8.50e-02	0.0
o-D₂H⁺	+	p-D₂	→	o-D₂H⁺	+	o-D₂	1.16E-10	0.0	0.0
o-D₂H⁺	+	p-D₂	→	p-D₃⁺	+	HD	5.05E-11	1.20e-01	0.0
o-D₂H⁺	+	p-D₂	→	o-D₃⁺	+	HD	7.74E-10	8.00e-02	0.0
o-D₂H⁺	+	p-D₂	→	m-D₃⁺	+	HD	2.22E-10	9.00e-02	0.0
o-D₂H⁺	+	p-H₂	→	p-H₃⁺	+	o-D₂	1.65E-11	1.50e-01	3.40e+02
o-D₂H⁺	+	p-H₂	→	p-H₂D⁺	+	HD	3.43E-10	8.00e-02	1.87e+02
o-D₂H⁺	+	p-H₂	→	o-H₂D⁺	+	HD	4.87E-10	1.30e-01	2.73e+02
o-D₂H⁺	+	p-H₂	→	o-D₂H⁺	+	o-H₂	3.73E-10	4.00e-02	1.70e+02
o-D₃⁺	+	HD	→	p-D₂H⁺	+	p-D₂	1.53E-10	8.00e-02	2.45e+02
o-D₃⁺	+	HD	→	p-D₂H⁺	+	o-D₂	1.69e-10	3.00e-02	1.59e+02
o-D₃⁺	+	HD	→	o-D₂H⁺	+	p-D₂	1.38e-10	1.50e-01	1.95e+02
o-D₃⁺	+	HD	→	o-D₂H⁺	+	o-D₂	9.96e-11	1.50e-01	1.09e+02
o-D₃⁺	+	HD	→	p-D₃⁺	+	HD	7.38e-11	8.00e-02	1.62e+01
o-D₃⁺	+	HD	→	m-D₃⁺	+	HD	2.35e-10	2.00e-02	0.0
o-D₃⁺	+	o-D₂	→	p-D₃⁺	+	p-D₂	2.05e-11	1.20e-01	1.02e+02
o-D₃⁺	+	o-D₂	→	p-D₃⁺	+	o-D₂	4.51e-11	1.80e-01	1.62e+01
o-D₃⁺	+	o-D₂	→	o-D₃⁺	+	p-D₂	3.03E-10	3.50e-02	8.58e+01
o-D₃⁺	+	o-D₂	→	m-D₃⁺	+	p-D₂	2.10e-10	1.60e-01	3.93e+01
o-D₃⁺	+	o-D₂	→	m-D₃⁺	+	o-D₂	1.99e-10	1.20e-01	0.0
o-D₃⁺	+	o-H₂	→	o-H₂D⁺	+	p-D₂	1.78e-10	1.50e-01	2.98e+02
o-D₃⁺	+	o-H₂	→	o-H₂D⁺	+	o-D₂	1.09e-10	8.00e-02	2.12e+02
o-D₃⁺	+	o-H₂	→	p-D₂H⁺	+	HD	7.17e-10	1.20e-01	6.80e+01
o-D₃⁺	+	o-H₂	→	o-D₂H⁺	+	HD	5.65e-10	1.20e-01	1.78e+01
o-H₂D⁺	+	HD	→	p-H₃⁺	+	p-D₂	2.27e-12	8.00e-02	1.52e+02
o-H₂D⁺	+	HD	→	p-H₃⁺	+	o-D₂	2.71e-12	1.50e-01	6.66e+01
o-H₂D⁺	+	HD	→	o-H₃⁺	+	p-D₂	6.63e-12	6.00e-02	1.85e+02
o-H₂D⁺	+	HD	→	o-H₃⁺	+	o-D₂	7.52e-12	1.60e-01	9.94e+01

Notes. Tabulated rates from (Hugo et al. 2009).

^(a)

The fit is valid in the 5–50 K range.

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