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Persistent luminescence of transparent ZnGa<sub>2</sub>O<sub>4</sub>:Cr<sup>3+</sup> thin films from colloidal nanoparticles of tunable size

Encarnación Arroyo, Beatriz Medrán, Victor Castaing, Gabriel Lozano, Manuel Ocaña, Ana Isabel Becerro

Journal of Materials Chemistry C · 2021 · 31 citations · 51 references

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Abstract

We report on the fabrication of transparent thin films from colloidal suspensions of ZnGa<sub>2</sub>O<sub>4</sub>:Cr<sup>3+ </sup>nanoparticles and the evaluation, for the first time in the literature, of their persistent red to NIR emission.

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