The spinel ferrites were prepared by the wet method of air oxidation and characterized by XRD, IR, UV DRS and TPR method.

• 采用空气氧化湿法制备了含Zn、Ni、Co 的尖晶石型铁酸盐。 运用XRD、IR、UV－DRS和TPR等方法对所制备的样品进行了表征。