Kinetics Database Logo

Kinetics Database Resources

Simple Reaction Search

Search Reaction Database

Search Bibliographic Database

Set Unit Preferences

Feedback

Rate Our Products and Services

Help


Other Databases

NIST Standard Reference Data Program

NIST Chemistry Web Book

NDRL-NIST Solution Kinetics Database

NIST Computational Chemistry Comparison and Benchmark Database

The NIST Reference on Constants, Units, and Uncertainty

More...


Administrative Links

NIST home page

MML home page

Chemical and Biochemical Reference Data Division

MML home page

Chemical and Biochemical Reference Data Division

  NIST Logo Home
©NIST, 2013
Accessibility information
Author(s):   Mullen, C.; Smith, M.A.
Title:   Temperature dependence and kinetic isotope effects for the OH+HBr reaction and H/D isotopic variants at low temperatures (53-135 k) measured using a pulsed supersonic laval nozzle flow reactor
Journal:   J. Phys. Chem. A
Volume:   109
Page(s):   3893 - 3902
Year:   2005
Reference type:   Journal article
Squib:   2005MUL/SMI3893-3902

Reaction:   ·OH + DBrBr· + HDO
Reaction order:   2
Temperature:   53.00 - 135 K
Rate expression:   5.89x10-12 [±1.93x10-12 cm3/molecule s] (T/298 K)(-1.19±0.26)
Category:  Experiment
Data type:   Absolute value measured directly
Experimental procedure:   Laval nozzle
Excitation technique:   Discharge
Time resolution:   In real time
Analytical technique:   Laser induced fluorescence
Comments:   N2 uses as carrier gas at 83 and 135 K; Ar used at 53 K.

View full bibliographic record.


Rate constant values calculated from the Arrhenius expression:

T (K)k(T) [cm3/molecule s]
53.00 4.60E-11
75.00 3.04E-11
100 2.16E-11
125 1.66E-11
135 1.51E-11