Research Article

Effect of Nitrogen-Doped Carbon Dots (NCDs) on the Characteristics of NCD/MIL-53(Fe) Composite and Its Photocatalytic Performance for Methylene Blue Degradation under Visible Light

Figure 4

(a) SEM images of MIL-53(Fe) particles at different magnifications; (b) SEM images of NCD/MIL-53(Fe) composite particles (M-140).
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(b)