Keywords perovskite;ferroelectrics;solid solution;relaxation/figure of merit of perovskite structure;lead magnesium niobate;lead zinc niobate;clectronegativity;tolerance factor;

• 关键词钙钛矿;铁电体;固溶体;弛豫/稳定性优值;铌镁酸铅;铌锌酸铅;电负性;容差因子;