Diode laser study of the product branching ratio of the NH2(X B-2(1))+NO2 reaction

被引:26
作者
Quandt, RW [1 ]
Hershberger, JF [1 ]
机构
[1] N DAKOTA STATE UNIV,DEPT CHEM,CTR MAIN GRP CHEM,FARGO,ND 58105
关键词
D O I
10.1021/jp960432p
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The reaction of NH2(X B-2(1)) with NO2 was studied at room temperature using time-resolved infrared diode laser spectroscopy to detect N2O, H2O, and NO products, The N2O + H2O product channel was found to have a branching ratio of 0.14 +/- 0.02. Large amounts of NO were detected, bur secondary sources of this species prevent a quantitative determination of the branching ratio into the H2NO + NO channel. These results are in contrast to previously published branching ratio data.
引用
收藏
页码:9407 / 9411
页数:5
相关论文
共 42 条
[1]  
ANDRESEN P, 1982, S INT COMBUST P, V19, P11
[2]  
[Anonymous], S INT COMBUST
[3]   KINETIC MEASUREMENTS AND PRODUCT BRANCHING RATIO FOR THE REACTION NH2+NO AT 294-1027 K [J].
ATAKAN, B ;
JACOBS, A ;
WAHL, M ;
WELLER, R ;
WOLFRUM, J .
CHEMICAL PHYSICS LETTERS, 1989, 155 (06) :609-613
[4]   RE-EXAMINATION OF YIELDS IN HIGH DOSE RATE RADIOLYSIS OF GASEOUS AMMONIA [J].
BOYD, AW ;
WILLIS, C ;
MILLER, OA .
CANADIAN JOURNAL OF CHEMISTRY, 1971, 49 (13) :2283-&
[5]   ACUCHEM - A COMPUTER-PROGRAM FOR MODELING COMPLEX CHEMICAL-REACTION SYSTEMS [J].
BRAUN, W ;
HERRON, JT ;
KAHANER, DK .
INTERNATIONAL JOURNAL OF CHEMICAL KINETICS, 1988, 20 (01) :51-62
[6]   ON THE REACTION OF THE NH2 RADICAL WITH NO2 AT 295-620-K [J].
BULATOV, VP ;
IOFFE, AA ;
LOZOVSKY, VA ;
SARKISOV, OM .
CHEMICAL PHYSICS LETTERS, 1989, 159 (2-3) :171-174
[7]   PRODUCT CHANNEL DYNAMICS OF THE NCO+NO REACTION [J].
COOPER, WF ;
PARK, J ;
HERSHBERGER, JF .
JOURNAL OF PHYSICAL CHEMISTRY, 1993, 97 (13) :3283-3290
[8]   A PYROLYSIS MECHANISM FOR AMMONIA [J].
DAVIDSON, DF ;
KOHSEHOINGHAUS, K ;
CHANG, AY ;
HANSON, RK .
INTERNATIONAL JOURNAL OF CHEMICAL KINETICS, 1990, 22 (05) :513-535
[9]  
DIAU EWG, 1980, J PHYS CHEM-US, V94, P5261
[10]   ARF-LASER PHOTO-DISSOCIATION OF NH3 AT 193-NM - INTERNAL ENERGY-DISTRIBUTIONS IN NH2X2B1 AND A2A1, AND 2-PHOTON GENERATION OF NH-A3-PI AND B1-SIGMA+ [J].
DONNELLY, VM ;
BARONAVSKI, AP ;
MCDONALD, JR .
CHEMICAL PHYSICS, 1979, 43 (02) :271-281