Comparison of relative sensitivity obtained in our case and reported by others.
| Rare earths | Host | Temperature | Relative sensitivity (SR) (K−1) at temp. (K) | Ref. |
|---|---|---|---|---|
| Er3+, Yb3+ | BaMoO4 | 200–300 | 0.0015 (463) | 27 |
| Er3+, Yb3+ | Ba5Gd8Zn4O21 | 200–490 | 0.0031 (200) | 34 |
| Er3+, Yb3+, Eu3+ | Y2O3 | 301–403 | 0.0008 (427) | 74 |
| Er3+, Yb3+, Nd3+ | Y2SiO5 | 298–753 | 0.00095 (403) | 75 |
| Er3+, Yb3+ | ZnGa2O4 | 300–600 | 0.00127 (300) | Present work |
| Er3+, Yb3+, Li+ | ZnGa2O4 | 300–600 | 0.00140 (300) | Present work |