Figure 5a

Temperature dependence of the main emission peak Q1 of sample A at excitation power P = 0.006 mW. Experimental data are fitted with the expression E = E(0) - T²/(T + ) - ²/kT.

(click for full image)

Figure 5b

Same as Figure 5a but at excitation power P = 0.6 mW.

(click for full image)

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