Figure 2.

Time-resolved PL spectra. SRSO:Er3+ samples obtained at 266-nm excitation for (a, b, c) 37% and (d, e, f) 39% of Si. Δt, integrating time; Δt, delay time.

Podhorodecki et al. Nanoscale Research Letters 2013 8:98   doi:10.1186/1556-276X-8-98
Download authors' original image