超声技术在纳米材料制备中的应用

Applications of Ultrasound in Preparation of Nanosized Materials

对超声技术在纳米材料制备中的应用与研究进展作了比较全面的综述。着重介绍了与超声有关的纳米材料制备方法 ,包括超声雾化 热分解法、金属有机物超声热分解法、化学沉淀法和声电化学法 ,并就这些方法中声化作用的机理、特点和影响因素进行了讨论。

In this paper,the present status and recent advances of study on the applications of ultrasound in preparing nanosized materials are introduced.Some preparation methods of nanosized materials involving ultrasound including spray pyrolysis,sonolysis of metalorganics,precipitation under ultrasound and sonoelectrochemistry method are outlined.Meanwhile,the principles,characteristics and influencing factors of sonication are reviewed.The existing technical problems,as well as the development trend of the above methods are discussed.