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Natural SciencesMaterials EngineeringMaterials ScienceMaterials ChemistryOptical MaterialsSpectroscopyChalcogenide GlassesGlass MaterialsLaser Host MaterialsOptical GlassesRare-earth-doped MaterialsUpconversion MaterialsPhosphate GlassesRare Earth-doped GlassesRare-earth DopingRare-earth-doped GlassesSpectroscopic CharacterizationTemperature-dependent Upconversion EmissionUpconversion In Glasses
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Intensities of Crystal Spectra of Rare-Earth Ions
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