应用格林函数方法在紧束缚近似下研究了氢在担载金属表面的吸附性质。
The adsorption properties of hydrogen on the supported-metal surfaces are investigated using the Green function method within the framework of tight-binding approximation.
由于导电高分子是宽能带体系；对于该体系来说，紧束缚近似下的SSH模型是过于粗糙的。
As conducting polymers belong to the system of wide energy band, the SSH model in a state of tight-binding approximation is too crude.
根据能带理论中紧束缚近似方法，用FORTRAN语言编制了适于微机使用的EHMO晶体轨道程序。
On the basis of the tight-binding approach in the energy-band theory, the EHMO crystal orbit program to be used in a microcomputer was compiled in the FORTRAN language.
根据能带理论中紧束缚近似方法，用FORTRAN语言编制了适于微机使用的EHMO晶体轨道程序。
On the basis of the tight-binding approach in the energy-band theory, the EHMO crystal orbit program to be used in a microcomputer was compiled in the FORTRAN language.
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