Tutorial 2000-2003:
        The program VEC released. Click the left thumbnail for the tutorial.

[1] Invited lectures by Fan Hai-fu at Interntional Kunming Symposium on Microscopy, Kunming, China (2000) and Euro Summer School on Electron Crystallography, Barcelona, Spain (2001). Powerpoint slides
[2] Z.H. Wan, Y.D. Liu, Z.Q. Fu, Y. Li, T.Z. Cheng, F.H. Li & H.F. Fan, Z. Kristallogr. 218, 308-315 (2003). (Invited paper) PDF file
Enlarged image 1994:
        Incommensurate modulation in the Bi-2212 high Tc superconductor was studied by direct-method processing of the electron-microscopy image

Z.Q. Fu, D.X. Huang, F.H. Li, J.Q. Li, Z.X. Zhao, T.Z. Cheng & H.F. Fan, Ultramicroscopy, 54, 229-236 (1994) PDF file
Enlarged image

        2-step image processing tested with experimental EM and ED of copper chlorinated phthalocyanine

[1] Lui Yi-wei, Xiang Shi-bin, Fan Hai-fu, Tang Dong, Li Fang-hua, Pan Qing, N. Uyeda & Y. Fujiyoshi, Acta Cryst. A46, 459-463 (1990). PDF file
[2] Fan Hai-fu, Xiang Shi-bin, Li Fang-hua, Pan Qing, N. Uyeda & Y. Fujiyoshi, Ultramicroscopy, 36, 361-365 (1991). PDF file

Enlarged image

        Resolution enhancement by structure-factor extrapolation (in both magnitude and phase) was tested with the theoretical electron-microscopy image of copper chlorinated phthalocyanine

Liu Yi-wei, Fan Hai-fu & Zheng Chao-de, Acta Cryst. A44, 61-63 (1988). PDF file

Enlarged image:
      Deconvolution and enhancement of the 
      theoretical electron-micrroscopy image of 
      copper chlorinated phthalocyanine Enlarged image:
      Deconvolution of theoretical 
      electron-microscopy images of
      copper chlorinated phthalocyanine 
      at various defocus values

        Two-step image processing in HREM was proposed and simulating tests on phase extension and image deconvolution were performed

[1] Fan Hai-fu, Zhong Zi-yang, Zheng Chao-de & Li Fang-hua, Acta Cryst. A41, 163-165 (1985). PDF file
[2] Han Fu-sen, Fan Hai-fu & Li Fang-hua, Acta Cryst. A42, 353-356 (1986). PDF file
[3] Fan Hai-fu & Li Fang-hua, Direct methods as a tool of image processing in high resolution eletron microscopy. (Invited lecture) IUCr Winter School on Direct Methods, Macromolecular Crystallography & Crysttallographic Statistics, Madras, India, December, 1985. Published in "Direct Methods, Macromolecular Crystallography & Crystallographic Statistics" Ed. by H. Schenk, A.J.C. Wilson & S. Pathasarathy, World Scientific, Singapore 1987, pp. 400-409. PDF file