The Debye characteristic temperature and some other physics parameters were calculated according to X-ray diffraction intensities. The reasons of nano-diamond aggregation were discussed and a model is proposed.

• 考察纳米金刚石团聚的原因，提出和构建纳米金刚石及其颗粒团聚的基本模型。 利用X射线的衍射强度，计算得出纳米金刚石的德拜特征温度及其它一些物理参数。