Journal of Solid State Chemistry · 2004 · 174 citations · 21 references
Transition Metal ChalcogenidesInorganic ChemistryEngineeringTrivalent Lanthanide IonsPhysicsNatural SciencesAtomic PhysicsComputational ChemistryQuantum ChemistryChemistryElectronic StructureIon Structure
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Spectra and Energy Levels of Rare Earth Ions in Crystals
Donald W. Goodwin · Physics Bulletin · 1969 · 1.7K citations