Abstract: A Study on intercalation-deinterealation process of graphite in 98% H2SO4, insitu X ray diffraction was used, which can carry on X-ray diffraction and determine the electrical potental of sample simultaneously.

• 研究石墨在98%25H2SO4中进行插（脱）层过程中，采用了对试样同时进行电位测定和X射线衍射分析的原位（in－situ）－x射线衍射法。