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采用固相法制备了0.96(K0.49Na0.51)(Nb0.97-xTa0.03Sbx)O3-0.04Bi0.5(Na0.8K0.2)0.5ZrO3(0.96KNNTSx-0.04BNKZ x=0,0.01,0.02,0.03,0.04)无铅压电陶瓷,研究了Sb掺杂量对0.96KNNTSx-0.04BNKZ陶瓷相结构、微观结构和电性能的影响规律。X射线衍射(X-ray Diffraction,XRD)分析结果表明:0.96KNNTSx-0.04BNKZ陶瓷具有纯钙钛矿结构,随着Sb掺杂量x的增加,陶瓷由正