Triggered single-photon and time-resolved PL measurement. (a) Triggered single-photon emission of the X line from single QD grown by DE at 410°C; the corresponding PL spectrum is shown in Figure 1b taken at a relatively low laser excitation power of 500 nW. (b) The X lifetime.
Benyoucef et al. Nanoscale Research Letters 2012 7:493 doi:10.1186/1556-276X-7-493