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. 2020 Nov 23;10(11):2316. doi: 10.3390/nano10112316

Figure 7.

Figure 7

The preparation and application of C-dots by other synthetic methods. (a) The synthetic process of C-dots from sugarcane bagasse pulp [84]; (b) the synthesis of C-dots from bagasse [85]; (c) sulfur-doped carbon dots obtained from waste frying oil [86]; (d) the synthesis and application of C-dots from walnut shells [87].