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Author(s):   Dillon, T.J.; Blitz, M.A.; Heard, D.E.
Title:   Determination of the rate coefficients for the reactions IO+NO2+M(Air)->+IONO2+M and O(P-3)+NO2 -> O-2+NO using laser-induced fluorescence spectroscopy
Journal:   J. Phys. Chem. A
Volume:   110
Page(s):   6995 - 7002
Year:   2006
Reference type:   Journal article
Squib:   2006DIL/BLI6995-7002

Reaction:   NO2 + IOIONO2
Reaction order:   2
Temperature:   294 K
Pressure:  2.40E-2 - 1.01 bar
Rate expression:   2.82x10-32 [±4.98x10-33 cm3/molecule s]
Category:  Experiment
Data type:   Absolute value measured directly
Pressure dependence:   Rate constant is high pressure limit
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:   Broadening factor of FB = 0.4 used in analysis.
No effect of bath gas (N2 or O2) found.

Temperature dependence of the observed second-order rate constant for a mixture containing 100 torr of air at 294 K was:
T/K k/10-12 cm3s-1
294 1.13±0.09
263 1.65±0.15
243 1.82±0.1
223 2.76±0.25

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