About HORIUCHI K
About Tokyo Gas Co. Ltd., Yokohama, JPN
About KAWAMURA A
About Tokyo Gas Co. Ltd., Yokohama, JPN
About IDE T
About Tokyo Gas Co. Ltd., Yokohama, JPN
About ISHIKURA T
About Tokyo Gas Co. Ltd., Yokohama, JPN
About NAKAMURA K
About Tokyo Gas Co. Ltd., Yokohama, JPN
About YAMASHITA S
About Tokyo Gas Co. Ltd., Yokohama, JPN
About Japanese Journal of Applied Physics. Part 2. Letters
About Diamond
About Luminescence of semiconductors
About Light emitting devices
About ダイヤモンド
About ダイオード
About 室温
About 自由励起子
About 再結合放射