Ultrafine powder is widely investigated theoretically and experimentally because of its novel properties and important applications in various areas such as fine composite, catalyst, microwave absorption and optoelectronics. From the point of view of ceramists, ultrafine powders can be divided into two types by size accordingly. Fine powder is defined as parti-
N. Arul DhasYuri KoltypinAharon Gedanken
Zhongjun LiXiao‐Qing ShenHong‐Chang YaoJianjun Li