OPTIMIZATION OF DIGITAL-FILTERS FOR THE DETECTION OF TRACE-ELEMENTS IN ELECTRON-ENERGY LOSS SPECTROSCOPY .1. THEORY AND SIMULATIONS

被引:10
作者
BONNET, N [1 ]
MICHEL, J [1 ]
WAGNER, D [1 ]
BALOSSIER, G [1 ]
机构
[1] LAB MICROSCOPIE ELECTR,F-51100 REIMS,FRANCE
关键词
D O I
10.1016/0304-3991(92)90100-X
中图分类号
TH742 [显微镜];
学科分类号
摘要
The characteristics of the digital filters commonly used in electron energy loss spectroscopy are established in order to better understand their ability to detect trace elements, characteristic peaks embedded in background, and noise. Improved filters are designed. First- and second-order derivative filters are compared. The idea of adaptive filters is suggested and its potential is demonstrated through several simulations.
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页码:105 / 114
页数:10
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