Journal of Non-Crystalline Solids · 2018 · 72 citations · 72 references
Natural SciencesMaterials EngineeringMaterials ScienceElectronic MaterialsOptical MaterialsPhotonicsGlass MaterialsLaser Host MaterialsLuminescent MaterialsOptical GlassesRare-earth-doped MaterialsUpconversion MaterialsGlass Host MaterialsPhosphate Glass HostsPhosphate GlassesRare Earth-doped GlassesRare-earth-doped GlassesRare-earth-doped Host MaterialsSpontaneous EmissionUpconversion In Glasses
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Optical Absorption Intensities of Rare-Earth Ions
B. R. Judd · Physical Review · 1962 · 8K citations · Full text
Natural Sciences, Chemistry, Physics +14
Intensities of Crystal Spectra of Rare-Earth Ions
G. S. Ofelt · The Journal of Chemical Physics · 1962 · 7.4K citations