通过Bi3+自掺杂增强CaBi4Ti4O15基陶瓷压电性能
周阳阳, 张艳艳, 于子怡, 傅正钱, 许钫钫, 梁瑞虹, 周志勇

Enhancement of Piezoelectric Properties in CaBi4Ti4O15-based Ceramics through Bi3+ Self-doping Strategy
ZHOU Yangyang, ZHANG Yanyan, YU Ziyi, FU Zhengqian, XU Fangfang, LIANG Ruihong, ZHOU Zhiyong
Fig. 6 (a) XRD refinement results of CBT-xBi ceramics; (b) Visual crystal structures of CBT-xBi ceramics; (c) Raman scattering spectra in the range of 80-900 cm-1; (d) Wavenumber displacements of B2g, B3g, A1g, and B1g modes