以氯化铁为原料,采用液相催化相转化法,合成了Zn(Ⅱ)、Ni(Ⅱ)掺杂的α-Fe2O3纳米颗粒,并采用XRD、TEM对产物进行表征.结果表明:pH=9制备反应前驱物,[Fe(II)]/[Fe(III)]=0.02,反应过程中反应体系的pH值随时间的延长先增大后减小;当掺杂的浓度在0.5×10-4~1.0×10-2 mol/L范围内,所得纳米颗粒为α-Fe2O3,且掺杂能使产物粒径减小.
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