Room temperature photon avalanche upconversion in Ho<sup>3+</sup> doped fluoroindate glasses under excitation at 749 nm

F. Lahoz; I. R. Martin; U. R. Rodriguez-Mendoza; V. L. Guadalupe; J. Mendez-Ramos

doi:10.1117/12.525868

19 November 2003 Room temperature photon avalanche upconversion in Ho³⁺ doped fluoroindate glasses under excitation at 749 nm

F. Lahoz, I. R. Martin, U. R. Rodriguez-Mendoza, V. L. Guadalupe, J. Mendez-Ramos

Author Affiliations +

Proceedings Volume 4829, 19th Congress of the International Commission for Optics: Optics for the Quality of Life; (2003) https://doi.org/10.1117/12.525868
Event: 19th Congress of the International Commission for Optics: Optics for the Quality of Life, 2002, Florence, Italy

Abstract

Room temperature intense green upconversion emission under excitation at 749 nm in a fluoroindate glass doped with 2.5 mol% of Ho³⁺ has been observed. Analysis of spectral measurements suggest a photon avalanche mechanism with emissions from the ⁵S₂ and ⁵F₄ levels of Ho³⁺ ions.

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F. Lahoz, I. R. Martin, U. R. Rodriguez-Mendoza, V. L. Guadalupe, and J. Mendez-Ramos "Room temperature photon avalanche upconversion in Ho³⁺ doped fluoroindate glasses under excitation at 749 nm", Proc. SPIE 4829, 19th Congress of the International Commission for Optics: Optics for the Quality of Life, (19 November 2003); https://doi.org/10.1117/12.525868

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