Physical Review Letters · 1972 · 61 citations · 3 references
Natural SciencesChemistryPhysicsMolecular PhysicsPhysical ChemistrySpectroscopyAtomic Energy LevelsAuger Electron SpectroscopyElectronic SpectroscopyPhotoelectron SpectroscopyChemical Interaction EffectsChemical Shift AnalysisSpectral Line Shape AnalysisVacancy ClustersValence Band StructureValence Electron Structure
Widths of photoelectron lines associated with vacancies in core levels immediately below the valence shell are shown to depend on the chemical environment. The width variation is ascribed to change in vacancy lifetime. Valence electron density influences these lifetimes through its effect on Auger transition rates. Correlation of linewidth and chemical shift in electron binding energy is discussed.
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