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. 2018 Nov 27;10(12):1312. doi: 10.3390/polym10121312

Figure 3.

Figure 3

Tuning carbon dots’ emission to violet, blue, green, yellow, orange, and red: (af) PL spectra of V-, B-, G-, Y-, O-, and R-CDs, showing different strongest emission peaks; (g) PLE spectra of the six samples; (h) emission photos of different carbon dots excited by white light. (Reproduced with permission from ref. [31]. Copyright 2015 John Wiley & Sons, Hoboken, NJ, USA).