Back to results
US 8,134,288 B2Granted
Electron-emitting device, electron source, and image display apparatus
AssigneeCanon Kabushiki Kaisha
InventorsTaiko Motoi, Eiji Ozaki, Ryoji Fujiwara, Akiko Kitao
Life of this patent
Estimating the term…
Abstract
An electron-emitting device includes an electron-emitting film containing molybdenum. A spectrum obtained by measuring a surface of the electron-emitting film by X-ray photoelectron spectroscopy has a first peak having a peak top in the range of 229±0.5 eV and a sub peak having a peak top in the range of 228.1±0.3 eV.
Claims6
An electron-emitting device comprising:
- an electron-emitting film containing molybdenum,
- wherein a spectrum obtained by measuring a surface of the electron-emitting film by X-ray photoelectron spectroscopy has a first peak having a peak top in the range of 229±0.5 eV and a sub peak having a peak top in the range of 228.1±0.3 eV.
Dependencies are inferred from the claim text.