1. 毕业设计（论文）的内容和要求
本课题选取Hf离子掺杂的BaTiO3-CaTiO3无铅压电陶瓷作为研究对象，采用传统的高温固相反应法制备BCT-BHT压电陶瓷。
在工艺确定的条件下，通过控制Hf离子的含量来探究BCT-BHT无铅压电陶瓷的化学组成、结构变化、微观形貌等与电学性能之间的关系，进而确定最优的Hf含量。
最后把整个研究内容写成毕业论文。
2. 参考文献
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