Radiation-induced degradation of aqueous 2–chlorophenol assisted by zeolites

被引:0
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作者
Yuta Kumagai
Atsushi Kimura
Mitsumasa Taguchi
Masayuki Watanabe
机构
[1] Japan Atomic Energy Agency,Nuclear Science and Engineering Center
[2] National Institutes for Quantum and Radiological Science and Technology,Quantum Beam Science Research Directorate
关键词
Radiolysis; Organic chloride; Adsorption; Zeolite;
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学科分类号
摘要
This study aims to demonstrate that zeolite has the potential to increase the efficiency of radiolysis treatment of aqueous organic pollutants by concentrating the pollutants into the zeolite’s pores. Using 2-chlorophenol (2-ClPh) as a model compound, we determined the high performance to be displayed by a mordenite-type zeolite (HMOR), which has a high silicon-to-aluminum ratio. HMOR adsorbed far more 2-ClPh than the other zeolites used in this study. We observed a significant increase in the radiolytic degradation efficiency of 2-ClPh in the presence of HMOR. Evidence shows that the high concentration of zeolite-adsorbed 2-ClPh facilitates radiation-induced degradation.
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页码:341 / 348
页数:7
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