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. 2022 Sep 24;12(19):3324. doi: 10.3390/nano12193324

Figure 2.

Figure 2

SEM images of HA-reduced AuNPs at 1/2 (A) and 1/3 (B) HA/Au3+ molar ratios. Scale bar = 10 nm. (C): EDX spectrum of HA-reduced AuNPs at 1/2 HA/Au3+ molar ratio.