About TAKASUKA YASUYUKI
About YONEI KENJI
About OGURA MUTSUO
About 産業技術総合研
About 電気学会論文誌 C
About distributed feedback laser
About fiber grating
About Semiconductor lasers
About Optical communication systems and equipment
About リッジ
About MOCVD
About InGaAs
About AlGaAs
About 量子細線
About DFBレーザー