Efficient white light emission by upconversion in Yb3+-, Er3+- and Tm3+-doped Y2BaZnO5

Isabelle Etchart; Mathieu Bérard; Marine Laroche; Arnaud Huignard; Ignacio Colomer Hernández; W. P. Gillin; Richard J. Curry; Anthony K. Cheetham

doi:10.1039/c1cc11427a

JOURNAL ARTICLE

Efficient white light emission by upconversion in Yb3+-, Er3+- and Tm3+-doped Y2BaZnO5

Isabelle Etchart Mathieu Bérard Marine Laroche Arnaud Huignard Ignacio Colomer Hernández W. P. Gillin Richard J. Curry Anthony K. Cheetham

Year: 2011 Journal: Chemical Communications Vol: 47 (22)Pages: 6263-6263 Publisher: Royal Society of Chemistry

DOI: 10.1039/c1cc11427a

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Abstract

We report efficient white upconversion luminescence in Yb(3+)-, Er(3+)- and Tm(3+)-doped monophasic and biphasic Y(2)BaZnO(5) phosphors under 977 nm near-infrared excitation and at low excitation power densities (down to ∼25 mW mm(-2)).

Keywords:

Photon upconversion White light Doping Materials science Optoelectronics Chemistry

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Luminescence Properties of Advanced Materials

Physical Sciences → Materials Science → Materials Chemistry

Solid State Laser Technologies

Physical Sciences → Engineering → Electrical and Electronic Engineering

Glass properties and applications

Physical Sciences → Materials Science → Ceramics and Composites

Efficient white light emission by upconversion in Yb3+-, Er3+- and Tm3+-doped Y2BaZnO5

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