Effects of the host lattice and doping concentration on the colour of Tb3+ cation emission in Y2O2S:Tb3+ and Gd2O2S:Tb3+ nanometer sized phosphor particles

Nanoscale, 2013, Advance Article
DOI: 10.1039/C3NR01034A, Paper

Xiao Yan, George R. Fern, Robert Withnall, Jack Silver
Photoluminescence shows the materials emit with different colours when changing the host lattice between Y₂O₂S and Gd₂O₂S. The yttrium version spans the blue to green colours whereas the gadolinium version only manifest greens.
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