Fig. 4
From: In-situ synthesis and integration of gold nanoparticles into 3D printed optical fiber probes

(A) Transmission spectra from the multimaterial (low-AuNPs) OFPs under white light, (B) transmission at 500, 550, and 600 nm (low-AuNPs), (C) transmission spectra from the multimaterial (high-AuNPs) OFPs under white light, (D) transmission at 500, 550, and 600 nm (high-AuNPs), (E) transmission spectra of multimaterial OFP (L10) at temperatures ranging from 25 °C to 45 °C, and (F) transmission spectra of multimaterial OFP (L10) at different pH.