ELECTRON-BEAM FOCUSING BY THE DIPOLE FORCE OF AN ULTRASHORT LASER-PULSE

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作者
LETOKHOV, VS
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O4 [物理学];
学科分类号
0702 ;
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The possibility of using the dipole force of the spatially nonuniform field of the TEM(01)* mode (a hollow Gaussian beam) of an ultrashort-pulse laser to focus a low-energy electron beam into a region 10-100 Angstrom in size is analyzed. This effect might be utilized to develop an electron scanning microscopy which would employ low-energy electrons and which would be sensitive to the atomic and molecular structure of surfaces. (C) 1995 American Institute of Physics.
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页码:805 / 808
页数:4
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