Overview of the CIE chromaticity and color purity of LiAl(PO3)4-doped phosphors.
| Sr no. | Sample | X | Y | X d | Y d | Color purity (%) |
|---|---|---|---|---|---|---|
| a | LiAl(PO3)4: 1 mol% Tb3+, 1 mol% Eu3+ | 0.4425 | 0.5294 | 0.3017 | 0.6884 | 54.36 |
| b | LiAl(PO3)4: 1 mol% Tb3+, 1 mol% Eu3+, 0.6 mol% Na+ | 0.3803 | 0.5824 | 0.3017 | 0.6884 | 69.47 |
| c | LiAl(PO3)4: 1 mol% Tb3+, 1 mol% Eu3+, 0.8 mol% K+ | 0.3197 | 0.6344 | 0.3017 | 0.6884 | 66.07 |