1. 毕业设计（论文）的内容和要求

白色发光二极管(白光led)作为一种新型的固态照明器件以其高光效、低能耗、长寿命及环境友好等特点已在平板显示背光源、汽车前灯、道路照明等领域获得了初步应用。

目前白光led获得白光发射最有效的途径仍是基于蓝光(~460 nm)或近紫外光(~390 nm)的荧光粉转换法，其工艺简单、成本低，占据市场主导地位。

但目前商用红粉面临着化学稳定性差(猝灭温度低)、色纯度与发光效率低等问题，特别是适用于近紫外芯片的红粉，其发光强度不足蓝粉与绿粉的八分之一。

2. 参考文献

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3. 毕业设计（论文）进程安排

2017.12.16-2017.12.31 查阅文献资料及进行文献综述 2018.1.1-2018.1.17 撰写开题报告、完成开题 2018.1.17-2018.2.7 确定方案、准备器材和原料 2018.2.7-2018.4.15 探讨荧光粉的制备工艺，进行性能测试和分析表征 2018.4.16-2018.4.30 整理数据、阶段小结、期中交流 2018.5.4-2018.5.15 探索B位不同比例对荧光粉性能的影响，进行性能测试和分析表征 2018.5.15-2018.5.24 实验数据整理和总结 2018.5.25-2018.6.6 撰写和修改论文 2018.6.7-2018.6.14 准备答辩和完成