Neutral thallium clusters in aqueous solutions. Pulse radiolysis study

被引:0
|
作者
B. G. Ershov
E. Janata
机构
[1] Russian Academy of Sciences,Institute of Physical Chemistry
[2] M. Hahn-L. Meitner Institute,undefined
来源
Russian Chemical Bulletin | 1999年 / 48卷
关键词
clusters; radicals; thallium; reduction; absorption spectra; pulse radiolysis;
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摘要
The formation of neutral Tl2 (λmax = 390 nm) and Tl4 (λmax = 360 nm) clusters in dilute aqueous solutions of Tl2SO4 containing formate ions was found by pulse radiolysis. The rate constants for the recombination of Tl0 atoms and Tl2 clusters are equal to 1.5·1010 L mol−1 s−1 and 1.0·1010Lmol−1 s−1 (±30%), respectively, and the extinction coefficient of Tl2 at 390 nm is −6.0·103 L mol−1 cm−1
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页码:2342 / 2344
页数:2
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