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アルミナ(Al₂O₃)関連材料

発光性Al₂O₃結晶

F and F⁺ centers

F center: PLE 220 nm, PL 410 nm F+ center: PLE 230 and 260 nm, PL 330 nm	Decay time (F center): several tens of miliseconds Decay time (F+ center: below 10 ns	Ref: M. Itou, A. Fujiwara, and T. Uchino, JPCC 113 20949 (2009).

F₂ center

F2 center: PLE 303 nm, PL 503 nm	Decay time: ca. 70 ms	Ref: M. Itou, A. Fujiwara, and T. Uchino, JPCC 113 20949 (2009).

F₂⁺ center

F2>+ center: PLE 358 nm, PL 383 nm	Decay time: 4.5 ns, 19 ns, 71 ns	Ref: M. Itou, A. Fujiwara, and T. Uchino, JPCC 113 20949 (2009).