Fig. S1. The VSM plot of Gd2O3: Eu@MPA Lanthanide nanophosphor taken at Room Temperature.

Fig. S2 The Zeta potential (ξ) distribution curve of Gd2O3: Eu@MPA Lanthanide nanophosphor

Fig. S3 The Zeta potential (ξ) distribution curve of AuNR@Cysteamine.

Fig. S4 FT-IR spectrum of MPA modified LnNP (Gd2O3: Eu@MPA)

Fig. S5 FT-IR spectrum of Cysteamine modified AuNR-626

Fig. S6 The DLS size distribution of individual AuNR @ cystemine system

Fig. S7 The DLS size distribution of LnNP @MPA: AuNR @ cystemine system

Fig. S8 The DLS size distribution of LnNP @MPA: AuNR @ cystemine + TNT system