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Dive into the research topics where Masakazu Arai is active.

Publication


Featured researches published by Masakazu Arai.


conference on lasers and electro optics | 2017

A compact and low-loss GeSn electroabsorption modulator using vertical multimode interference for mid-infrared Ge-on-Si platform

Minami Akie; Takanori Sato; Masakazu Arai; Takeshi Fujisawa; Kunimasa Saitoh

A novel GeSn electroabsorption modulator using vertical multimode interference is proposed for mid-infrared photonics. The size of the proposed device is 1/3 with lower loss and larger extinction ratio compared with conventional structure.


The Japan Society of Applied Physics | 1987

Vertical-Type Amorphous-Silicon MOSFET IC's

Hiroyuki Okada; Yasutaka Uchida; Masakazu Arai; Shunri Oda; Masakiyo Matsumura


international conference on group iv photonics | 2018

Microscopic Gain Analysis of Modulation-Doped GeSn Quantum Well: Epitaxial Design Toward High-Temperature Lasing

Takeshi Fujisawa; Masakazu Arai; Kunimasa Saitoh


IEEE Journal of Selected Topics in Quantum Electronics | 2018

GeSn/SiGeSn Multiple-Quantum-Well Electroabsorption Modulator With Taper Coupler for Mid-Infrared Ge-on-Si Platform

Minami Akie; Takeshi Fujisawa; Takanori Sato; Masakazu Arai; Kunimasa Saitoh


microoptics conference | 2017

MOVPE growth of lattice matched InAs/GaAsSb superlattice on InAs substrate for mid-infrared sensing devices

Kakeru Takahashi; Yuki Fujiwara; Yuya Yamagata; Keita Yoshimoto; Yuki Inoue; Ryosuke Wakaki; Koji Maeda; Masakazu Arai


microoptics conference | 2017

Emission spectrum evaluation of 0.8–1.1 μm range chirped multiple quantum wells for optical sensing

Masaya Kamikado; Yuga Imamura; Masakazu Arai


conference on lasers and electro optics | 2017

Highly efficient GeSn electroabsorprtion modulator using higher-order-mode for mid-infrared Ge-on-Si platform

Takanori Sato; Minami Akie; Masakazu Arai; Takeshi Fujisawa; Kunimasa Saitoh


The Japan Society of Applied Physics | 2017

Effects of Strain Compensation Layer with InAsSb Quantum Well using MOVPE

Keita Yoshimoto; Yuya Yamagata; Masakazu Arai


The Japan Society of Applied Physics | 2017

n-AlGaAsSb and 3-micron range active layer growth on InAs substrate by MOVPE

Yuya Yamagata; Keita Yoshimoto; Yuki Inoue; Ryosuke Wakaki; Koji Maeda; Masakazu Arai


The Japan Society of Applied Physics | 2017

Emission spectrum evaluation of multiple quantum wells of wide band light source for optical sensing

Masaya Kamikado; Yuga Imamura; Masakazu Arai

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Koji Maeda

University of Miyazaki

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