Controlling disorder in the ZnGa${}_2$O${}_4$:Cr${}^{3+}$ persistent phosphor by Mg${}^{2+}$ substitution

Neelima Basavaraju, Kaustubh R. Priolkar, Aurélie Bessière +5

We have studied in this work the effect of increasing structural disorder on the persistent luminescence of Cr${}^{3+}$ doped zinc gallate spinel. This disorder was introduced by pro…