Amorphous materials have disordered atomic structure as compared to crystalline materials : that is , they have only short - range order rather than the long - range periodicity of crystals 與晶體材料相比,非結(jié)晶體材料使原子結(jié)構(gòu)發(fā)生無序變化,即:它們只有晶體的短程序列特征,而沒有晶體結(jié)構(gòu)的長期周期性特征。