以Ba6-3x(Sm1-yBiy)8+2xTi18O54(x=2/3)为研究对象,运用均匀设计方法确定实验配方,研究了在不同y值下,不同含量的B2O3和ZnO对该系列陶瓷性能的影响.研究结果表明,添加剂的加入使陶瓷的烧结温度降低了250℃左右,并可以得到介电常数在 48～91,介电损耗在(3～9)×10-4之间的陶瓷材料.其中,当y=0.35,B2O3为1%(质量分数)时,陶瓷的烧结温度为1150℃,介电常数可达87.2,介电损耗为3×10-4.在此基础上,利用XRD和SEM检测了材料的物相和断面形貌.
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