Solid State Communications · 1977 · 77 citations · 7 references
Natural SciencesMaterials EngineeringMaterials ScienceCondensed Matter PhysicsInorganic ChemistrySpectroscopyInorganic SpectroscopyPhotoelectron SpectroscopyRare-earth-doped MaterialsX-ray Photoelectron SpectroscopyValence Band StructureValence EffectsValence Electron StructureValence Electronic StructureValence-band Spectroscopy
7