Scanning tunneling spectroscopy was applied to study the temperature dependence of lifetime broadening of the Gd(0001) surface state. The observed increase of the linewidth with temperature is attributed to enhanced electron-phonon scattering, which can be described within the Debye model.
Physical Review B
- Pub Date:
- January 2003
- Surface states band structure electron density of states;
- Charge carriers: generation recombination lifetime trapping mean free paths;
- Rare earth metals and alloys