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XRD of ZnSe (curve A) and mix-ZnSe:I NCs prepared by mixing monomers and impurities (curve B).
PL and optical absorption spectra from ZnSe (curve A and C) and mix-ZnSe:I NCs (curve B and D).
Doping NCs by mixing monomers/impurities (a) and in situ layer-by-layer overcoating approach (b).
PL spectra from bare ZnSe NCs and I-doped ZnSe NCs by in situ overcoating.
TEM image of NCs.
Effects of pyridine treatment on PL spectra for NCs. Inset shows changes in integration intensity of the band edge and the deep-level emissions for NCs.
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