Figure 4.

PL spectra of the samples with different x values submitted to conventional annealing. This treatment was performed at 1,150°C for 30 min in N2 flow. The x values are mentioned in the figure. The spectrum for x = 0 corresponds to the emission of Al2O3 film.

Korsunska et al. Nanoscale Research Letters 2013 8:273   doi:10.1186/1556-276X-8-273
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