Electric Field Emission of High Density O[sup −] Ions from 12CaO⋅7Al[sub 2]O[sub 3] Engineered to Incorporate Oxygen Radicals (Electric field emission of high density O- ions from 12CaO·7Al2O3 engineered to incorporate oxygen radicals)
K. Hayashi, M. Hirano, Q.-X. Li, M. Nishioka, M. Sadakata, Y. Torimoto, S. Matsuishi, H. Hosono.