| 基于顶空气相色谱法树皮模式识别实验的开发 |
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| 引用本文： | 阙荣才,李艳艳,朱仲良,丛培盛.基于顶空气相色谱法树皮模式识别实验的开发[J].实验室研究与探索,2010,29(1). |
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| 作者姓名： | 阙荣才 李艳艳 朱仲良 丛培盛 |
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| 作者单位： | 同济大学,化学系,上海,200092 |
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| 摘 要： | 开发了基于全自动顶空气相色谱技术对树皮进行模式识别的综合性实验。同时,结合计算机编程、线性代数等,通过采用主成分分析法和聚类分析等化学计量学算法,初步实现了4种不同种树皮的快速分类和识别。所开发实验突出参与性、综合性和创新性,鼓励学生全面开拓思路,选题内容不仅要结合科研领域热点,并且要贴近生活。教学方面,提升网络教学水平,重视实验总结和结果反馈。实验完善了多层次色谱实验教学体系,培养了学生运用跨学科知识处理化学问题的能力,教学效果良好。
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| 关 键 词： | 顶空气相色谱法 树皮 化学计量学 实验开发 |
Development of An Integrated Experiment on Bark Pattern Recognition Based on Headspace Gas Chromatography |
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| QUE Rong-cai,LI Yan-yan,ZHU Zhong-liang,CONG Pei-sheng.Development of An Integrated Experiment on Bark Pattern Recognition Based on Headspace Gas Chromatography[J].Laboratory Research and Exploration,2010,29(1). |
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| Authors: | QUE Rong-cai LI Yan-yan ZHU Zhong-liang CONG Pei-sheng |
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| Institution: | QUE Rong-cai,LI Yan-yan,ZHU Zhong-liang,CONG Pei-sheng(Department of Chemistry,Tongji University,Shanghai 200092,China) |
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| Abstract: | With the purpose of taking experiment teaching reform in modern analytical chemistry,the bark's pattern recognition experiment based on headspace gas chromatography was developed.Combined with computer skills and linear algebra knowledge as well as chemometrics methods such as principal component analysis and cluster analysis algorithm,four different kinds of barks are detected and classified with pattern recognition techniques.By taking part in this integrated and innovative experiment,the students' abilit... |
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| Keywords: | headspace gas chromatography bark chemometrics experiment development |
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