Fractal feature of chitosan has been studied by atomic force microscopy(AFM) and computer simulating, and self-assembly complex film of chitosan/heparin has also been studied by AFM.

• 用原子力显微术及计算机模拟计算研究了壳聚糖的分形维数,壳聚糖与肝素形成的自组装复合膜。