Sr_2Si_5N_8∶Eu^(2+)与纤维素复合农用转光材料制备与表征——化学相关专业研究性综合实验设计  

A Comprehensive Research Experiment of Chemistry Related Disciplines on Preparation and Characterization of Agricultural Light-Conversion Composite Material Based on Sr_2Si_5N_8∶ Eu^(2+) and Cellulose

作　　者：雷炳富[1] 游雅琴[1] 张浩然[1] 刘应亮[1] 卢其明[1] 陈敏[2] 

机构地区：[1]华南农业大学材料与能源学院,广州510642 [2]华南农业大学公共基础课实验教学中心,广州510642

出　　处：《化学通报》2016年第6期570-575,共6页Chemistry

基　　金：国家自然科学基金项目(21371062);广东省自然科学基金团队项目(S2013030012842);华南农业大学2015年度校级质量工程项目(4900/K15304);华南农业大学2014年度教育教学改革与研究项目(JG14048)资助

摘　　要：结合新型生态农业应用功能材料和光学农业背景下化学相关专业的特点,开设"氮化物荧光粉Sr2Si5N8∶Eu2+与纤维素复合农用转光材料制备与表征"研究性综合实验项目,通过实验原理阐述、研究思路和方法的确立、材料制备、测试表征、数据处理等环节,使学生充分掌握专业中与化学相关的多门课程内涉及的光学材料发光过程、纤维素溶解、复合材料制备、光谱表征及分析、力学性能分析等关键知识点。实践表明,该实验项目选题针对性强,有助于提高学生的综合实验技能,有利于培养学生的基本科研素养,从而达到提高教育和教学质量的目的。The great demand of novel ecological agriculture applicable functional materials and development of optical agriculture have put forward higher requirements for the chemistry related disciplines. This paper presents a comprehensive research style experiment ‘Preparation and characterization of agricultural light-conversion composite material based on Sr2Si5N8∶ Eu2 ＋and cellulose ＇. The purpose is that, through the experimental principle explanations,research ideas and methods discussion,material preparations,characterizations and data processing,the students can fully grasp the key knowledge of optical materials,cellulose hydrolysis,preparation of composite material,spectroscopic characterization,mechanical performance analysis,and so on. Practice shows that this experiment can be helpful to promote students＇ innovative spirit,enhance their engineering practice ability and basic scientific research ability,which can finally improve the quality of education and teaching.

关 键 词：农用转光材料 纤维素复合材料 氮化物荧光粉 研究性综合实验 

分 类 号：TQ422-4[化学工程] G642[文化科学—高等教育学]