以硝酸铁和硝酸铋为原料,冰醋酸和乙二醇单甲醚为溶剂制备BiFeO3粉体.采用XRD,SEM,EDS,TG-DSC以及FT-IR等手段对产物的物相、形貌、结构等进行分析,研究煅烧温度和保温时间对BiFeO3粉体的影响.结果表明:BiFeO3的最佳煅烧温度为550～600℃,保温时间为0.5～1.5h.另外,在BiFeO3制备过程中对Bi含量进行过量添加处理,发现当Bi过量3％～6％时,制备出的BiFeO3粉体杂相最少.
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