High-temperature photochemistry. Measurements of the rate coefficient for H + H/sub 2/O. -->. OH + H/sub 2/ from 1160 to 1390 K
Journal Article
·
· J. Phys. Chem.; (United States)
The high-temperature photochemistry (HTP) technique has been used to study the reaction H + H/sub 2/O ..-->.. OH + H/sub 2/(k) in the temperature range 1160-1390 K. This reaction is a potential interference in all OH kinetic studies above ca. 1000 K when OH is produced by H/sub 2/O flash photolysis. Values of k were determined at 1158, 1274, and 1387 K from OH resonance fluorescence measurements and were fitted by the simple Arrhenius expression (5.2 +- 4.5) x 10/sup -10/ exp(-(11.1 +- 1.1) x 10/sup 3//T) cm/sup 3/ molecule/sup -1/ s/sup -1/.
- Research Organization:
- AeroChem Research Labs., Inc., Princeton, NJ
- DOE Contract Number:
- AC02-77ER04169
- OSTI ID:
- 6491544
- Journal Information:
- J. Phys. Chem.; (United States), Journal Name: J. Phys. Chem.; (United States) Vol. 88:9; ISSN JPCHA
- Country of Publication:
- United States
- Language:
- English
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08 HYDROGEN
080106 -- Hydrogen-- Production-- Biosynthesis & Photochemical Processes
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400500* -- Photochemistry
ATOMS
CHEMICAL REACTIONS
CHEMISTRY
DATA
DECOMPOSITION
ELEMENTS
EXPERIMENTAL DATA
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HYDROGEN COMPOUNDS
HYDROGEN PRODUCTION
HYDROXYL RADICALS
INFORMATION
KINETICS
NONMETALS
NUMERICAL DATA
OXYGEN COMPOUNDS
PHOTOCHEMICAL REACTIONS
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VERY HIGH TEMPERATURE
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080106 -- Hydrogen-- Production-- Biosynthesis & Photochemical Processes
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400500* -- Photochemistry
ATOMS
CHEMICAL REACTIONS
CHEMISTRY
DATA
DECOMPOSITION
ELEMENTS
EXPERIMENTAL DATA
HYDROGEN
HYDROGEN COMPOUNDS
HYDROGEN PRODUCTION
HYDROXYL RADICALS
INFORMATION
KINETICS
NONMETALS
NUMERICAL DATA
OXYGEN COMPOUNDS
PHOTOCHEMICAL REACTIONS
PHOTOCHEMISTRY
PHOTOLYSIS
RADICALS
REACTION KINETICS
TEMPERATURE EFFECTS
VERY HIGH TEMPERATURE
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