Figure 3.

a PL spectra of PAA-capped CdSe (dash) (4 time of original intensity) and CdSe/CdS (solid) nanocrystals. b Normalized fluorescence emission spectrum of CdSe/CdS QDs with various size.

Zhai et al. Nanoscale Res Lett 2011 6:31   doi:10.1007/s11671-010-9774-z