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茶叶中咖啡因的提取实验教学改革与实践

Experimental Teaching Reform and Practice on Extracting Caffeine from Tea
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摘要 “从茶叶中提取咖啡因”实验是《有机化学实验》课程开出的一个重要实验项目。根据新工科教育理念,结合多年的实验教学经验,本文对该实验项目教学内容重新进行了设计,增加了咖啡因的性质实验,并增加了课外开放实验用以分析咖啡因的光谱性质,并对部分实验方法进行了改进。同时,教学课时由原来的4学时增加到8学时。实践教学结果表明,实验教学内容进行改革后,可以极大提高学生的实验兴趣,增强学生实验动手能力,并且拓宽学生知识面和培养学生创新能力。 The experiment of Extracting Caffeine from Tea is an important experiment item in the course of Organic Chemistry Experiment. According to the concept of new engineering education, combined with many years of experimental teaching experience, the teaching content of the experiment project was re-designed in this paper. Experiment on the properties of caffeine was added, and an open extracurricular experiment was conducted to analyze the spectral properties of caffeine. Especially, some of the experimental methods in the experiment project were also improved. At the same time, the teaching hours were increased from the original 4 class hours to 8 class hours. The results of practical teaching show that the reform of experimental teaching content can greatly improve students’ interest, enhance their practical ability, broaden their knowledge and cultivate their creative ability.
出处 《创新教育研究》 2019年第5期546-551,共6页 Creative Education Studies
基金 本项目受广东省本科高校教学质量与教学改革工程建设项目产业学院立项建设专项资助(粤教高函[2018] 179号)。
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