Infrared-Fourier spectroscopic study of the mechanism of vapor-phase extraction from aqueous solutions

被引:0
作者
Bekhterev, V. N. [1 ]
Bekhterev, A. N. [2 ]
Zolotarev, V. M. [2 ]
机构
[1] Minist Hlth & Social Dev Russian Fed, Sci Res Ctr Treatment Hlth Resorts & Rehabil, Soci, Russia
[2] St Petersburg State Univ Informat Technol Mech &, St Petersburg, Russia
关键词
D O I
10.1364/JOT.75.000005
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The method of IR Fourier spectroscopy is used to study the physical nature of the molecular mechanism of vapor-phase extraction of low-molecular-weight organic acids C-2-C-6 from aqueous solutions. It is established that the characteristic absorption bands in the vibrational spectrum of the extracted component in the vapor phase are displaced, based on which it is concluded that intermolecular interactions exist between the molecules of the given component and the extractant in the vapor phase. The kinetic parameters of vapor-phase extraction are calculated for organic substances of structural form C-2-C-6. (c) 2008 Optical Society of America.
引用
收藏
页码:5 / 7
页数:3
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