Preparation, characterization, and strong upconversion of monodisperse Y2O3:Er3+,Yb3+ microspheres

Power dependence of upconversion luminescence in lanthanide and transition-metal-ion systems

Markus Pollnau, Daniel R. Gamelin, Stefan R. Lüthi et al. · Physical review. B, Condensed matter · 2000 · 2.1K citations

Engineering, Sequential Upconversion, Laser Applications +17

Visible Upconversion in Rare Earth Ion-Doped Gd₂O₃ Nanocrystals

Hai Guo, Ning Dong, Min Yin et al. · The Journal of Physical Chemistry B · 2004 · 465 citations

Rare Earth Mineral, Engineering, Laser Photochemistry +14

Red, green, and blue upconversion luminescence of trivalent-rare-earth ion-doped Y2O3 nanocrystals

Daisuke Matsuura · Applied Physics Letters · 2002 · 379 citations

Optical Materials, Engineering, Luminescent Glass +16

Concentration-Dependent Near-Infrared to Visible Upconversion in Nanocrystalline and Bulk Y₂O₃:Er³⁺

Fiorenzo Vetrone, John‐Christopher Boyer, John A. Capobianco et al. · Chemistry of Materials · 2003 · 297 citations

Erbium Concentration, Engineering, Bulk Y2o3 +18

Enhancement of Red Emission (⁴F_9/2 → ⁴I_15/2) via Upconversion in Bulk and Nanocrystalline Cubic Y₂O₃:Er³⁺

John A. Capobianco, Fiorenzo Vetrone, J. Christopher Boyer et al. · The Journal of Physical Chemistry B · 2002 · 281 citations

Red Emission, Chemical Engineering, Erbium Concentration +15