About Higuchi Keiichi
About Graduate School of Science and Engineering, Ibaraki University, 4-12-1, Nakanarusawa, Hitachi-shi, Ibaraki, 316-8511, Japan
About Yokota Hirohisa
About Graduate School of Science and Engineering, Ibaraki University, 4-12-1, Nakanarusawa, Hitachi-shi, Ibaraki, 316-8511, Japan
About Yoneya Kazuki
About Graduate School of Science and Engineering, Ibaraki University, 4-12-1, Nakanarusawa, Hitachi-shi, Ibaraki, 316-8511, Japan
About Imai Yoh
About Graduate School of Science and Engineering, Ibaraki University, 4-12-1, Nakanarusawa, Hitachi-shi, Ibaraki, 316-8511, Japan
About IEEJ Transactions on Electrical and Electronic Engineering
About photonic crystal
About graded index fiber
About delay line
About transmission loss
About link connecting
About reduction
About welded joint
About periodic structure
About light propagation
About refractive index
About numerical analysis
About effective refractive index
About butt joint
About photonic crystal fiber
About 光可変遅延線
About connection loss
About loss reduction
About butt joint
About beam propagation method
About graded-index type photonic crystal fiber
About low loss butt-joint connection
About periodic beam propagation
About optical fiber device
About Other optical devices
About フォトニック結晶ファイバ
About 可変
About 光遅延線
About 損失低減