LASER-INDUCED PHOTOLYSIS OF IODOFORM

被引:34
作者
SPEISER, S
KIMEL, S
机构
[1] Department of Chemistry, Technion, Israel Institute of Technology, Haifa
关键词
D O I
10.1063/1.1671989
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
Iodoform dissolved in various solvents was irradiated with a Q-switched ruby laser. The two-photon photolysis was studied by measuring the concentration of the liberated iodine. Different two-photon absorption cross sections were obtained for iodoform in different solvents. The major solvent effect was found to be due to the self-focusing properties of the medium. After appropriate corrections for this effect, good agreement was obtained between measured and calculated cross sections. It was also found that the self-focusing length of a liquid could be determined chemically" from the degree of photolysis."
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页码:5614 / &
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