Fig. 4 | Scientific Reports

Fig. 4

From: Hybrids of copper cysteamine nanosheets and silver nanocluster ensure superior bactericidal capability via enhanced photodynamic effect

Fig. 4

(a) UV-VIS spectra; (b) Fourier infrared spectra; (c) X-ray diffraction patterns of different materials; (d) Zeta potential for Cu-Cy, Cu-Cy-PEG and Cu-Cy-PEG@AgNPs; (e) Fluorescence emission spectra of SOSG after incubation with Cu-Cy Cu-Cy-PEG and Cu-Cy-PEG@AgNPs; (f) Fluorescence emission spectra of SOSG after incubation with Cu-Cy-PEG@AgNPs of different concentrations (10, 25, 50, 100 µg/mL).

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