Optical absorption of surface states at Si(111) 7 × 7

Optical Absorption of Surface States in Ultrahigh Vacuum Cleaved (111) Surfaces of Ge and Si

1971 • 310 citations

Photoemission Densities of Intrinsic Surface States for Si, Ge, and GaAs

1972 • 256 citations

The adsorption of oxygen on silicon (111) surfaces. I

1973 • 247 citations

Observation of a Band of Silicon Surface States Containing One Electron Per Surface Atom

1972 • 246 citations

Surface and Bulk Contributions to Ultraviolet Photoemission Spectra of Silicon

1974 • 217 citations

Photoemission and energy loss spectroscopy on semiconductor surfaces

1975 • 140 citations

Two-dimensional excitonic insulators: Si and Ge (111) surfaces

1974 • 93 citations

Relationship between Atomic Structure and Electronic Properties of (111) Surfaces of Silicon

1972 • 77 citations

Determination of Surface States at Clean, Cleaved Silicon Surfaces from Photoconductivity

1971 • 73 citations

Covalent Superlattice Structures at Silicon (111) Surfaces

1974 • 42 citations