Enhanced 2.7 µm mid-infrared emission in Er3+/Ho3+ co-doped tellurite glass

A Theory of Sensitized Luminescence in Solids

D. L. Dexter · The Journal of Chemical Physics · 1953 · 8.8K citations

Optical Materials, Engineering, Luminescent Glass +20

Optical Absorption Intensities of Rare-Earth Ions

B. R. Judd · Physical Review · 1962 · 7.9K citations · Full text

Rare Earth Mineral, Optical Absorption Intensities, Nuclear Physics +12

Intensities of Crystal Spectra of Rare-Earth Ions

G. S. Ofelt · The Journal of Chemical Physics · 1962 · 7.3K citations

Rare Earth Mineral, Localized Excited State, Engineering +18

Infrared cross-section measurements for crystals doped with Er/sup 3+/, Tm/sup 3+/, and Ho/sup 3+/

Sheila Payne, L. L. Chase, L. K. Smith et al. · IEEE Journal of Quantum Electronics · 1992 · 906 citations

Rare Earth Mineral, Optical Materials, Engineering +23

Theory of Phonon-Terminated Optical Masers

D. E. McCumber · Physical Review · 1964 · 766 citations

Optical Materials, Engineering, Simple Dielectric Theory +16