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. 2017 Feb 8;12:102. doi: 10.1186/s11671-016-1822-x

Fig. 1.

Fig. 1

Al 2p photoelectron spectra of AlN/Si structures: a as-deposited, b annealed at 600 °C, c annealed at 700 °C, d annealed at 800 °C, and e annealed at 900 °C for 60 s in N2 ambient