Fig. 3
From: Surface-Related Exciton and Lasing in CdS Nanostructures

a PL spectra of CdS NBs under different excitation power at room temperature, the inset is the integrated intensities of SX with the excitation power. b PL spectra of CdS NWs under different excitation power at room temperature, the inset is the integrated intensities of SX with the excitation power