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Dive into the research topics where Yuichi Takushima is active.

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Featured researches published by Yuichi Takushima.


Optical Amplifiers and Their Applications (2002), paper OMD2 | 2002

Novel method of extremely flat supercontinuum generation using distributed optical gain in long Erbium-doped fiber amplifier

Yasuyuki Ozeki; Kenji Taira; Yuichi Takushima; Kazuro Kikuchi

We propose a novel method of the supercontinuum (SC) generation, in which the extremely flat SC spectrum can be obtained by the Kerr nonlinearity in a distributed optical fiber amplifier. We successfully demonstrate the SC generation over 34 nm using a 1-km-long Erbium-doped fiber.


Archive | 2001

Completely thin-film based composite dispersion compensating structure and its method of use

M. Jablonski; Kazuro Kikuchi; Yuichi Takushima; Yuichi Tanaka; Kenji Furuki


Archive | 2005

Optical pulse evaluation device and in-service optical pulse evaluation device

Noboru Uehara; Yuichi Takushima; Yasuyuki Ozeki; Yoichi Hirota


Archive | 2001

Optical component and dispersion compensation method

Kazuro Kikuchi; Yuichi Takushima; M. Jablonski; Yuichi Tanaka; Haruki Kataoka; Hironori Tokita; Kenji Furuki; Noboru Higashi; Kazunari Sato; Shiro Yamashita


Archive | 2005

Wide bandwidth light source

Noboru Uehara; Yuichi Takushima; Kentaro Yasunaka


Archive | 2001

Completely thin-film based optical dispersion compensating element

M. Jablonski; Kazuro Kikuchi; Yuichi Takushima; Yuichi Tanaka; Kenji Furuki


Archive | 2001

Optical dispersion compensating device and optical dispersion compensating method using the device

Kazuro Kikuchi; Yuichi Takushima; M. Jablonski; Yuichi Tanaka; Haruki Kataoka; Kenji Furuki; Noboru Higashi; Kazunari Sato; Shiro Yamashita


The Japan Society of Applied Physics | 2016

The fabrication of a µ-Hillock on a Si wafer by using the long pulse laser at 1030nm

Daisuke Matsuda; Satoru Amano; Shinsuke Goto; Kazumi Haga; Yuichi Takushima; Noboru Higashi


電子情報通信学会総合大会講演論文集 | 2005

C-4-8 All-Optical 80 Gbit/s OTDM Add-Drop Multiplexer Using a Single Fiber-based Nonlinear Optical Loop Mirror(C-4. レーザ・量子エレクトロニクス, エレクトロニクス1)

Ju Han Lee; Takuo Tanemura; Yuichi Takushima; Kazuro Kikuchi


電子情報通信学会ソサイエティ大会講演論文集 | 2005

C-4-16 Stable, High Spectral Density Supercontinuum Generation from a Highly-Nonlinear Fibre using an Amplified Noiselike-Pulse Train

Saad Khan; Noboru Uehara; Yuichi Takushima

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Noboru Uehara

University of Electro-Communications

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