Figure 5.

a PL spectrum of the ZnSe/ZnSeTe superlattice nanotips measured at 20 K. PL spectra of ZnSe nanowires and ZnSeTe nanotip were also plotted for comparison. b Normalized PL spectra of the three ZnSe/ZnSeTe superlattice nanotips measured at 20 K

Hsiao et al. Nanoscale Research Letters 2010 5:930-934   doi:10.1007/s11671-010-9584-3