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. 2020 Nov 1;23(11):101753. doi: 10.1016/j.isci.2020.101753

Figure 2.

Figure 2

Infrared CQDs and Optical Properties

(A) Schematically presents the synthesis of CQDs. Adapted with permission from Zhou et al. (2019). Copyright (2019) The Royal Society of Chemistry.

(B) TEM images of CQDs.

(C) Light absorption spectra of CQDs with different dot sizes. Adapted with permission from Xia et al. (2019). Copyright (2019) WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim.

(D) Relationship between the Eg and the dot size of CQDs. Adapted with permission from Moreels et al. (2009). Copyright (2009) American Chemical Society.