研究了Bi2O3掺杂对Nb2O5-TiO2电容压敏双功能陶瓷材料的烧结温度,相对介电常数,非线性,压敏电压的影响.实验发现,烧结温度为1200℃,Bi2O3掺杂量为0.2%时,非线性系数α高达6.6148;Bi2O3掺杂量为1.0%时,相对介电常数εr高达1.3733×104.烧结温度在1450℃时,压敏电压最低,Eb=1.979 V·mm-1.
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