溶胶一凝胶法是制备纳米粉体的一种重要方法.本文BaTiOs纳米粉体的制备为侧,系统地考察了溶剂,加水量,陈化时间和煅烧温度对l柑体的形成过程和显微结构的影响,发现不同的溶剂类型能够改变胶凝时间,加水量的多少会影响醇盐水解缩聚物的结构,阵化时间的长短直接改变晶粒的生长状态,煅烧温度的变化对粉体的相结构和晶粒...
溶胶-凝胶法纳米材料影响因素Sol-gel procedure is an importam method on the fabrication of nanocrystalline powders.In presellt paper, we studied the influences of some parameters, including the type of solvent,amount of water addition, agelng time and caJcination temperature on the properties of ...