SUBSTANTIAL H-ATOM PRODUCTION FROM THE 193 NM PHOTOLYSIS OF TRIETHYLALUMINUM

被引:12
作者
BRUM, JL
DESHMUKH, S
KOPLITZ, B
机构
[1] Department of Chemistry, Tulane University, New Orleans
关键词
D O I
10.1016/0009-2614(90)85451-H
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 193 nm irradiation of triethylaluminum (TEA) produces a significant amount of atomic hydrogen. Doppler profiles at Lyman-α (121.6 nm) reveal that the H atoms have little kinetic energy, the mean kinetic energy being ≤ 0.35 eV. These observations are interpreted in the context of possible photodissociation pathways. The most likely route involves a single-photon absorption followed by dissociation to form the ethyl radical, which can further dissociate to produce C2H4 and H. © 1990.
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页码:413 / 416
页数:4
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