Figure 1From: Systematic safety evaluation on photoluminescent carbon dotsImage, analysis, and spectra of C-dots-NH 2 . (A) TM-AFM image of C-dots-NH2. (B) The section analysis selected the site in (A) labeled with a white line. (C) UV absorption and photoluminesecence spectra of C-dots-NH2 in pure water, the inset of the photography excited at 302 nm with an 8-W UV light.Back to article page