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傅里叶变换红外光谱分辨率与氯仿测量精度的关系

The Effect of Resolution of FTIR on the Precision of Chloroform Gas Concentration
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摘要 测量不同分辨率下、不同浓度氯仿气体的傅里叶变换红外光谱(FTIR).利用美国环境保护局(EPA)数据库中的数据,通过最小二乘拟合得到不同分辨率下的氯仿浓度,以及线性拟合度和相对误差.分辨率的大小对其计算精确度有一定的影响.选择合适的分辨率对于提高化合物的精确度至关重要. We analyze the different chloroform gas concentration with Fourier Transformation Infrared spectrum (FTIR) under the different resolution. Combined the US environmental protection bureau (EPA) in the database data with least squares equation to obtain the chloroform concentration under the different resolution, as well as the coefficient of correlation and the relative error. The resolution has some influence on its precision. It is very important to choose the appropriate resolution to enhance the compound precision.
出处 《分析测试技术与仪器》 CAS 2008年第4期205-208,共4页 Analysis and Testing Technology and Instruments
基金 国家自然科学基金(批准号:10274080)资助的课题
关键词 傅里叶变换红外光谱(FTIR) 氯仿 分辨率 信噪比 fourier transform Infrared (FTIR) chloroform resolution signal to noise ratio
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