[1] REIMER L, KREFTING E R. Scanning Electron Microscopy [M]. Chicago: IITRI, 1976.

[2] HAWRYLUK R J, HAWRYLUK A M, SMITH H I. Energy dissipation in a thin polymer film by electron scattering [J]. J. Appl. Phys, 1974, 45(9): 2551-2566.

[3] HAWRYLUK R J. Energy dissipation in a thin polymer film by electron scattering [D]. Cambridge: Massachusetts Institute of Technology, 1974.

[4] MURATA K. Spatial distribution of backscattered electrons in the scanning electron microprobe [J]. J. Appl. Phys, 1974, 45(9): 4410-4417.

[5] BETHE H A. Handbook of Physics [M]. Berlin: Springer, 1933.