目录..........................................................................................................................................................Ⅲ....................................................................................................................................................Ⅳ................................................................................................................................................1......................................................................................................................................................1.............................................................................................1.......................................................................................................................................1...................................................................................................................................2...............................................................................................3..........................................................................................................................4......................................................................................................................................5..................................................................................................................................5..................................................................................................................................5..................................................................................................................................5..................................................................................................................................7......................................................................................................7.......................................................................................................7...................................................................................................................................7................................................................................8...................................................................................................8.....................................................................8................................................................................10..........................................................12....................................................................12.........................................................................................14............................................................................................................................................17..........................................................................................................................................................21摘要采用固相反应法分别制备了Y2/3Cu3Ti4O12（YCTO）及Na+和Bi3+离子掺杂的NaxY(2-x)/3Cu3Ti4O12（NYCTO）与(BixYx)2/3Cu3Ti4O12（BYCTO）陶瓷（x=0.05、0.1、0.2、0.5）。通过X射线衍射技术分析、扫描电子显微镜分析、介电频谱和阻抗谱等测试手段分别研究了YCTO陶瓷及不同离子掺杂对YCTO陶瓷结构及性能的影响。实验...
