X-ray diffraction(XRD) was used to analysis the crystalline phase and to calculate the diameter of particle,and transmission electron micrograph (TEM) was used to observe the shape of particle.

• 用傅立叶变换红外光谱(FT-IR)和热重(TG)、差热(DTA)分析仪对反应历程进行了分析,X射线衍射仪(XRD)进行物相分析及粒径计算,透射电镜(TEM)观察粒子形貌。