Figure 4.

Examples of PL spectra. PL spectra of uncoated (blue line) and coated (red line) samples before (solid lines) and after (dashed lines) 4 days storage. Inset shows photograph of aqueous suspensions of coated and uncoated PSiNPs under UV irradiation just after the preparation.

Gongalsky et al. Nanoscale Research Letters 2012 7:446   doi:10.1186/1556-276X-7-446
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