Haiying Xu, Caixia Kan, Changzong Miao, Changshun Wang, Jingjing Wei, Yuan Ni, Beibei Lu, Daning Shi, "Synthesis of high-purity silver nanorods with tunable plasmonic properties and sensor behavior," Photonics Res. 5, 27 (2017)
- Photonics Research
- Vol. 5, Issue 1, 27 (2017)
Fig. 1. Schematic of the Au/AgNR for FDTD. The D 1 L 1 α D 2 L 2
Fig. 2. Reaction process for achieving a high-purity Au/AgNRs colloid through CTAC-assisted synthesis.
Fig. 3. TEM images of (A) AuNBPs, and (B)–(E) Au/AgNRs with different lengths (150–800 nm). Scale bars = 200 nm
Fig. 4. (A) Absorption spectra of AuNBPs and Au/AgNRs corresponding to the TEM images in Fig. 3 . The SPRL of Au/AgNRs with addition of increasing AgNO 3
Fig. 5. TEM images of Au/AgNRs with different diameters. Scale bars = 200 nm
Fig. 6. Experimental optical spectra and FDTD calculated SPR (including SPR T SPR L D = 30 nm 6(B) shows the FDTD calculated SPR L
Fig. 7. SERS spectra obtained using R6G as a probing molecule. (A) Spectra obtained using samples immersed in solutions with R6G concentrations of 10 − 6 10 − 7 10 − 8 10 − 9 10 − 10 10 − 11 10 − 12 m o l / L
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