N vacancy, substitutional O, and Al defects in the bandgap of composition-tunable nonstoichiometric AlN powder

张电, 刘发民, 蔡鲁刚

Zhang Dian (张电), Liu Fa-Min (刘发民), Cai Lu-Gang (蔡鲁刚)

中国物理B . 2014, (6): 67803 -067803 . DOI: 10.1088/1674-1056/23/6/067803