The theoretical calculations for the structural extinction conditions of fcc and Diamond cubic were supplied.
推导了面心立方点阵和金刚石立方结构的晶体衍射消光条件,并根据理论推算结果成功地对Cu(面心立方)单晶体的透射电镜电子衍射花样和S i(金刚石立方)德拜相进行了标定。
All colloidal crystals have face-centered cubic structures and the structures are highly ordered.
实验结果表明,所得胶晶都具有面心立方结构,结构有序性相当高。