Image, analysis, and spectra of C-dots-NH2. (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.
Wang et al. Nanoscale Research Letters 2013 8:122 doi:10.1186/1556-276X-8-122