Infrared-to-visible up-conversion emissions and thermometric applications of Er 3+-doped Al 2 O 3

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

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Erbium implanted thin film photonic materials

Albert Polman · Journal of Applied Physics · 1997 · 1.1K citations

Engineering, Materials Engineering, Materials Science +17

Significance of Yb3+ concentration on the upconversion mechanisms in codoped Y2O3:Er3+, Yb3+ nanocrystals

Fiorenzo Vetrone, John‐Christopher Boyer, John A. Capobianco et al. · Journal of Applied Physics · 2004 · 561 citations

Natural Sciences, Materials Engineering, Materials Science +17

Optical-fiber temperature sensor based on upconversion-excited fluorescence

H. Berthou, C.K. Jørgensen · Optics Letters · 1990 · 272 citations

Natural Sciences, Materials Engineering, Materials Science +17

Photoluminescence characterization of Er-implanted Al2O3 films

G.N. van den Hoven, E. Snoeks, Albert Polman et al. · Applied Physics Letters · 1993 · 185 citations · Full text

Natural Sciences, Materials Engineering, Materials Science +17