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(a) PL spectra of different ZnO particle sizes at . The dashed line indicates the FX peak energy shift. (b) Temperature-dependent PL spectra of of ZnO QDs in the range of . The dashed lines marked the peak energies of 13 and . Their energy difference is .
The FX integral intensity as a function of the inverse temperature from for different ZnO particle sizes. Squares represent experimental data, while solid lines are the theoretical fitting.
Experimental and calculated (solid line) exciton energies plotted against inverse temperature for different ZnO particle sizes.
The relation of and with different dot sizes.
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