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. 2024 Aug 22;14(36):26648–26658. doi: 10.1039/d4ra04961f

Fig. 1. (A) UV-vis spectra and corresponding color images of CS/AuNPs, CS/AuNPs@TDA and CS/AuNPs@TDA with 1.0 mg L−1 of As3+. (B) Zeta potential analysis of (a) CS/AuNPs, (b) CS/AuNPs@TDA, (c) CS/AuNPs@TDA with 0.5 mg per L As3+ and (d) CS/AuNPs@TDA with 1.0 mg per L As3+.

Fig. 1