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©NIST, 2013
Accessibility information
Author(s):   Hu, R.Z.; Xie, P.H.; Zhang, Q.; Si, F.Q.; Chen, Y.
Title:   Temperature Dependence of C-2(X-1 Sigma(+)(g)) in Reactions with Unsaturated Hydrocarbons
Journal:   Acta Phys. Chim. Sin.
Volume:   29
Page(s):   683 - 688
Year:   2013
Book Title:   ''
Editor:   ''
Publisher:   ''
Publisher address:   ''
Comments:   ''
Reference type:   Journal article
Squib:   2013HU,/XIE683-688

Reaction:   C2H2 + C2 → Products
Reaction order:   2
Temperature:   293 - 573 K
Pressure:  8.27E-3 bar
Rate expression:   1.36x10-10 [±2.0x10-12 cm3/molecule s] e2194 [±63.19 J/mole]/RT
Category:  Experiment
Data type:   Absolute value measured directly
Pressure dependence:   None reported
Experimental procedure:   Static or low flow - Data taken vs time
Excitation technique:   Flash photolysis (laser or conventional)
Time resolution:   In real time
Analytical technique:   Laser induced fluorescence
Comments:   Error estimates are ± 2σ and represent the precision of the fit.

View full bibliographic record.

Rate constant values calculated from the Arrhenius expression:

T (K)k(T) [cm3/molecule s]
293 3.35E-10
300 3.28E-10
325 3.06E-10
350 2.89E-10
375 2.75E-10
400 2.63E-10
425 2.53E-10
450 2.44E-10
475 2.37E-10
500 2.31E-10
525 2.25E-10
550 2.20E-10
573 2.16E-10