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(a) Band structure and (b) partial density of states of cubic .
(a) (Color online) Structure and (b) local density of states of the neutral interstitial oxygen site. Oxygen = red, Al = pink, La = yellow.
Summary of energy levels of the O interstitial, O vacancy, and Al antisite in in their various charge states. Referred to the band edges of Si.
(Color online) Charge density maps of the gap level of the , and center, and the antisite. Oxygen = red, Al = pink, La = blue.
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