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. 2017 May 16;2(5):2090–2099. doi: 10.1021/acsomega.7b00107

Figure 1.

Figure 1

Photoluminescence spectra of C-dot aqueous dispersion. Excitation wavelengths: (a) 300 nm, (b) 320 nm, (c) 340 nm, (d) 360 nm, (e) 380 nm, (f) 400 nm, and (g) 460 nm.