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Accessibility information
Author(s):   Canosa, A.;Paramo, A.;Le Picard, S.D.;Sims, I.R.
Title:   An experimental study of the reaction kinetics of C2 with hydrocarbons (CH4, C2H2, C2H4, C2H6 and C3H8) over the temperature range 24-300 K: Implications for the atmospheres of Titan and the Giant Planets
Journal:   Icarus
Volume:   187
Page(s):   558 - 568
Year:   2007
Reference type:   Journal article
Squib:   2007CAN/PAR558-568

Reaction:   C2(X1ΣPlg) + C2H2 → Products
Reaction order:   2
Temperature:   24.00 - 300 K
Pressure:  1.00E8 - 1.40E9 bar
Rate expression:   1.27x10-4 [cm3/molecule s] (T/298 K)1.14 e-640 [J/mole]/RT
Category:  Experiment
Data type:   Absolute value measured directly
Experimental procedure:   Laval nozzle
Excitation technique:   Flash photolysis (laser or conventional)
Time resolution:   In real time
Analytical technique:   Laser induced fluorescence

View full bibliographic record.

Rate constant values calculated from the Arrhenius expression:

T (K)k(T) [cm3/molecule s]
24.00 2.91E-7
25.00 3.46E-7
50.00 3.56E-6
75.00 9.44E-6
100 1.69E-5
125 2.55E-5
150 3.48E-5
175 4.46E-5
200 5.49E-5
225 6.55E-5
250 7.64E-5
275 8.76E-5
300 9.90E-5