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. 2023 Dec 22;17(1):59. doi: 10.3390/ma17010059

Figure 2.

Figure 2

Characterizations of LDPE before and after coating. Photographs of LDPE (a) and coated LDPE (b). SEM images of uncoated LDPE (c) and coated LDPE (d). EDS mapping images of elements on coated LDPE (d) with O (e), S (f), C (g) and N (h). SEM images of composite coating imbued with a 0.3 wt% CQD filler with a magnification of 5000 (i) and 20,000 (j). SEM images of composite coating imbued with a 0.2 wt% CQD filler with a magnification of 5000 (k) and 20,000 (l).