Table 2. Elemental composition analysis (wt%) of Tb3+@Sr–BDC before and after Fe3+ coordination (EDS).
| Elements | Sr2+ | Tb3+ | Fe3+ |
|---|---|---|---|
| Tb3+@Sr–BDC | 33.19 | 0.90 | 0 |
| Tb3+@Sr–BDC + Fe3+ | 32.47 | 0 | 3.47 |
| Elements | Sr2+ | Tb3+ | Fe3+ |
|---|---|---|---|
| Tb3+@Sr–BDC | 33.19 | 0.90 | 0 |
| Tb3+@Sr–BDC + Fe3+ | 32.47 | 0 | 3.47 |