Electron correlation effects in transport and tunneling spectroscopy of the Si(111)-$7\times 7$ surface

A. B. Odobescu, A. A. Maizlakh, S. V. Zaitsev-Zotov

Electronic properties of the Si(111)-$7\times 7$ surface are studied using four- and two-probe conductivity measurements and tunneling spectroscopy. We demonstrate that the tempera…