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. Author manuscript; available in PMC: 2014 Feb 26.
Published in final edited form as: Langmuir. 2013 Feb 12;29(8):2465–2470. doi: 10.1021/la3037549

Figure 2.

Figure 2

(A) The magnetization response of TREG-SPIONs determined with SQUID magnetometry and (B) the UV-Vis extinction spectra for (line a) 4x diluted CTAB-AuNRs, (line b) 2x diluted COOH-AuNRs, (line c) 2x diluted cleaned TREG-SPIONs in pH = 3.5 solution, (line d) a 2x dilution of the reaction solution of TREG-SPIONs mixed with COOH-AuNRs, (line e) a 2x dilution of the SPION-AuNRs collected by centrifugation and resuspended in DIUF water, and (line f) a 1.3x dilution of the supernatant collected from the centrifuged pellet of SPION-AuNRs.