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不同水体中溶解有机物的荧光光谱特性研究
Study on Characteristics of Fluorescence Spectra of Dissolved Organic Matter with Different Water Quality
【摘要】 用激光诱导荧光(laserinducedfluorescence,LIF)方法对几种不同水体中溶解有机物(dissolvedorganicmatter,DOM)的荧光光谱进行了测量和分析,给出了不同浓度腐殖酸的归一化荧光强度与浓度的关系。结果表明,可用此种方法进行有效的水体质量监测。
【Abstract】 The fluorescence spectra of dissolved organic matter (DOM) in several types of water samples in combination with laser-(induced) fluorescence(LIF) measurements were measured in the laboratory, and the spectral characteristics of DOM were analysed. The curve of normalized fluorescence intensity against corresponding concentration of humic acid is showed. The results demonstrate the possibilities of water quality monitoring based upon fluorescence spectral characteristics of DOM by means of LIF method.
【关键词】 激光诱导荧光(LIF);
溶解有机物(DOM);
荧光光谱;
水体质量监测;
【Key words】 Laser induced fluorescence(LIF); Dissolved organic matter(DOM); Fluorescence spectrum; Water quality monitoring;
【Key words】 Laser induced fluorescence(LIF); Dissolved organic matter(DOM); Fluorescence spectrum; Water quality monitoring;
【基金】 中国科学院创新方向性项目(KGCX2-SW-111)资助
- 【文献出处】 光谱学与光谱分析 ,Spectroscopy and Spectral Analysis , 编辑部邮箱 ,2005年07期
- 【分类号】X832;O657.3
- 【被引频次】63
- 【下载频次】829