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SPM Theory
Theoretical background of SPM
1. Scanning Tunnel Microscopy (STM)
1. Scanning Tunnel Microscopy (STM)
1.1 STM Physical Backgrounds
1.1.1 Tunneling Effect
1.1.2 Tunneling Effect in Quasiclassical Approximation
1.1.3 Metal Energy-Band Structure
1.2 Tunnel Current in MIM System
1.2.1 John G. Simmons Formula
1.2.2 John G. Simmons Formula in a Case of Small, Intermediate and High Voltage (Field Emission Mode).
1.2.1 Appendix
1.3 芦Observed禄 Physical Quantities in STM
1.3.1 Current-Voltage Characteristic
1.3.2 Current-Distance Characteristic
1.3.3 Measurements of the Electronic States Density
1.3.4 Work-Function Distribution Study
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