Open Access
Table 1
Emission intensities for europium and terbium luminescent complexes in solid. All complexes were excited at λexc = 365 nm. The slit widths were 2 nm and the PMT voltage was 400 V.
| Complex | Excitation band/nm (Intensity/ a.u.) | Wavelength/nm (Intensity/a.u.) | Assigned transition |
|---|---|---|---|
| Eu(tmh)3bpy·xH2O | 350 (60) | 578 (2.3) | 5D0 → 7F0 |
| 589 (6.3) | 5D0 → 7F1 | ||
| 611 (78.2) | 5D0 → 7F2 | ||
| 648 (2.2) | 5D0 → 7F3 | ||
| 700 (2.9) | 5D0 → 7F4 | ||
| Tb(tmh)3bpy·xH2O | 367 (133.2) | 492 (90) | 5D4 → 7F6 |
| 545 (255.2) | 5D4 → 7F5 | ||
| 587 (20.7) | 5D4 → 7F4 | ||
| 623 (10.8) | 5D4 → 7F2 | ||
| 650 (1.9) | 5D4 → 7F2 | ||
| Eu(tta)3bpy·xH2O | 365 (99.7) | 579 (19.7) | 5D0 → 7F0 |
| 591 (125.5) | 5D0 → 7F1 | ||
| 613 (98.8) | 5D0 → 7F2 | ||
| 658 (8.5) | 5D0 → 7F3 | ||
| 691 (21.1) | 5D0 → 7F4 | ||
| 702 (53.2) | 5D0 → 7F5 | ||
| Eu(tdh)3bpy·xH2O | 350 (190.3) | 579 (18) | 5D0 → 7F0 |
| 590 (95.4) | 5D0 → 7F1 | ||
| 611 (73.8) | 5D0 → 7F2 | ||
| 652 (2.5) | 5D0 → 7F3 | ||
| 704 (3.4) | 5D0 → 7F4 | ||
| Tb(tdh)3bpy·xH2O | 346 (272.5) | 491 (46.4) | 5D4 → 7F6 |
| 546 (98.3) | 5D4 → 7F5 | ||
| 586 (11.5) | 5D4 → 7F4 | ||
| 621 (6) | 5D4 → 7F2 | ||
| 653 (1.1) | 5D4 → 7F2 | ||
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