Figure 3.

Results of PL measurements of selected samples. (a) Room-temperature PL spectrum of GaAs/InAs QD (V/III ratio = 50)/60 nm GaAs cap measured at 300 K. (b) The ╬╝PL spectrum of GaAs/InAs QD (V/III ratio = 35)/60 nm GaAs cap measured at 77 K.

Li et al. Nanoscale Research Letters 2013 8:367   doi:10.1186/1556-276X-8-367
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