| 耐重金属细菌与土壤胶体体系吸附Cu^2＋、Cd^2＋的红外光谱研究 |
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| 引用本文： | 谢朝阳,黄巧云,李素霞.耐重金属细菌与土壤胶体体系吸附Cu^2＋、Cd^2＋的红外光谱研究[J].安徽农业科学,2010,38(1):35-37,53. |
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| 作者姓名： | 谢朝阳 黄巧云 李素霞 |
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| 作者单位： | 1. 武汉生物工程学院化学与环境工程系,湖北武汉,430415
2. 华中农业大学资环学院,湖北武汉,430070 |
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| 基金项目： | 国家自然科学基金项目(20077010) |
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| 摘 要： | 目的]红外光谱可提供黏土矿物及微生物表面吸附重金属前后官能团的变化情况，从而为重金属吸附机理的判断提供较为丰富的信息。方法]采用红外光谱技术探讨了耐重金属细菌NTG-01对褐土胶体、红壤胶体吸附Cu^2＋、Cd^2＋的影响。结果]细菌促进了褐土胶体表面的Si-O-H-Si基团与Cu^2＋、Cd^2＋的反应；加菌前后吸附Cu^2＋、Cd^2＋的红壤胶体表面功能团红外光谱特征频率无明显差异。结论]微生物在土壤吸附重金属元素的过程中起着重要作用。
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| 关 键 词： | 微生物 土壤 重金属 吸附 红外光谱 |
Research on the Bacteria with the Tolerance to Heavy Metal Affecting the Soil Adsorption of Colloidal System to Cu~(2+) and Cd~(2+) with Infrared Spectroscopy Inspection |
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| XIE Zhao-yang et al.Research on the Bacteria with the Tolerance to Heavy Metal Affecting the Soil Adsorption of Colloidal System to Cu~(2+) and Cd~(2+) with Infrared Spectroscopy Inspection[J].Journal of Anhui Agricultural Sciences,2010,38(1):35-37,53. |
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| Authors: | XIE Zhao-yang |
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| Institution: | Department of Chemistry and Environmental Engineering;Wuhan Biological Engineering College;Wuhan;Hubei 430415 |
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| Abstract: | Objective] The rich information on the research on the mechanism of the adsorption of soil to heavy metal was provided through the inspection of infrared spectroscopy in the change of the surface of clay minerals and the micro-organisms before and after the adsorption to heavy metal.Method] The effect of heavy metal-resistant bacteria-NTG-01 on the adsorption of soil colloid and red soil colloid to Cu2+ and Cd2+ could be tested with the method of infrared spectroscopy.Results] The results showed that the... |
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| Keywords: | Microbial Soil Heavy metal Adsorption Infrared spectroscopy |
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