PL lifetime values of Eu3+ and Tb3+ doped CFP compounds.
| Compound | PL lifetime components of Tb3+ (λex = 230 nm and λem = 547 nm) | PL lifetime components of Eu3+ (λex = 230 nm and λem = 618 nm) | ||
|---|---|---|---|---|
| Short-lived (τ1) component in μs | Long-lived (τ2) component in μs | Short-lived (τ1) component in μs | Long-lived (τ2) component in μs | |
| Eu0.5–Tb0.01:CFP | 2191.98 (90%) | 4054.92 (10%) | 2168.83 (59%) | 2992.06 (41%) |
| Eu0.5–Tb0.1:CFP | 1867.70 (70%) | 3601.64 (30%) | 2423.43 (89%) | 3673.61 (11%) |
| Eu0.5–Tb0.3:CFP | 1966.44 (86%) | 3379.12 (14%) | 2439.29 (93%) | 3739.46 (7%) |
| Eu0.1–Tb0.5:CFP | 1384.55 (35%) | 2754.84 (65%) | 2098.41 (67%) | 3333.81 (33%) |
| Eu0.3–Tb0.5:CFP | 952.79 (28%) | 2203.12 (72%) | 1477.1 (45%) | 2527.96 (55%) |
| Eu0.5–Tb0.5:CFP | 651.77 (24%) | 2216.65 (76%) | 1934.22 (45%) | 2807.46 (55%) |
| Na+2Eu3+2:Ca6(PO4)6F2 (ref. 8) | — | — | 1870 (23%) | 2420 (77%) |