The sem images of diamond film shows that diamond films are stacked with regular ranged and about 200nm ball - like diamond secondary nucleation particles . the diamond films show no well - faceted particles Sem照片表明所得金刚石薄膜表面是由规则排列、尺寸200nm左右的二次成核晶粒堆积形成，金刚石晶核呈球状，没有明显的刻面特征。
