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Table 1 Table summarizing figure of merits of the luminescence thermometry using negative quenching effect of E2 (2.35 eV) emission of BFO nanowires

From: Multiple ratiometric nanothermometry using semiconductor BiFeO3 nanowires and quantitative validation of thermal sensitivity

LIR ratio

Temperature range

Temperature dependence

Thermal sensitivity

\(S_{a}\) (K−1)

\(S_{r}\)max (% K−1) @ 300 K

E2/E1

300–438 K

− 0.25 + 0.00378∙T

4 × 10–3

0.43

E2/E3

300–438 K

− 0.25 + 0.00785∙T

8 × 10–3

0.51

E2/E4

300–438 K

− 1.53 + 0.00922∙T

10 × 10–3

0.75