Core-Electron Excitation Spectra of Si, SiO, and SiO2A. KomaR. Ludeke1975Physical Review LettersPaper
Selection-rule effects in electron-loss spectroscopy of Ge and GaAs surfacesR. LudekeA. Koma1975Physical Review LettersPaper
Surface Studies on Clean and Oxygen-Exposed GaAs and Ge Surfaces by Low-Energy Electron Loss SpectroscopyR. LudekeA. Koma1975C R C Critical Reviews in Solid State SciencesPaper
Electron energy-loss spectroscopy of GaAs and Ge surfacesR. LudekeL. Esaki1974Physical Review LettersPaper
Photoconductivity in Disordered Nickel-Oxide FilmsR. TsuL. Esakiet al.1969Physical Review LettersPaper