分别以Zn(CH3COO)2·2H2O,Zn(NO3)2·6H2O为原料,通过固相法合成了ZnO纳米粒子,考察了反应体系、超声搅拌、焙烧温度、焙烧时间等条件对ZnO粒径和形貌的影响.当焙烧温度为500℃,焙烧时间为3h,并在超声搅拌的情况下得到的产物较为理想.采用X-射线衍射(XRD)和扫描电镜(SEM)对纳米粒子的结构、粒径和形貌进行表征,结果表明产物为六方晶系结构的ZnO.在最佳反应条件下,以醋酸锌和硝酸锌为反应物制备的ZnO的平均粒径分别为33nm和41nm左右,形貌较规整,分散性良好.
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