Improvement of Output Extraction Efficiency by Optimizing Edge Structure of Circular Defect in Photonic Crystal Laser

Yuki Adachi, Issei Sada, Masato Morifuji, Hirotake Kajii, Akihiro Maruta, Masahiko Kondow

physica status solidi (a)　2024/01/17　Research paper (scientific journal)

Investigation into Oxidation Width of AlGaO_x Cladding Layer for Circular Defect in 2D Photonic Crystal Laser

Rubing Zuo, Hanqiao Ye, Ryosei Kinoshita, Munenari Kataguchi, Masato Morifuji, Hirotake Kajii, Akihiro Maruta, Masahiko Kondow

physica status solidi (a)　2023/11/22　Research paper (scientific journal)

Enhancement of Er luminescence from bridge-type photonic crystal nanocavities with Er, O-co-doped GaAs

Zhidong Fang, Jun Tatebayashi, Ryohei Homi, Masayuki Ogawa, Hirotake Kajii, Masahiko Kondow, Kyoko Kitamura, Brandon Mitchell, Shuhei Ichikawa, Yasufumi Fujiwara

Optics Continuum　Vol. 2　No. 10　p. 2178-2178　2023/10/03　Research paper (scientific journal)

Improved Characteristics of Fluorene‐type Polymer Light‐Emitting Devices Based on Multilayer Formation from Polymers and Solution‐Processable Wide Bandgap Inorganic Copper(I) Thiocyanate with p‐Type Conduction and High Refractive Index

Hirotake Kajii, Yuto Takayama, Shinsei Yamada, Maowei Huang, Masahiko Kondow

physica status solidi (a)　2023/07/02　Research paper (scientific journal)

Improved NiOx surface using phosphonic acid-based self-assembled monolayer treatment toward printed light-emitting diodes

Shinsei Yamada, Hirotake Kajii, Maowei Huang, Akihito Okamoto, Haruki Bai, Shintaro Toda, Masahiko Kondow

2023 30th International Workshop on Active-Matrix Flatpanel Displays and Devices　2023/07　Research paper (international conference proceedings)

Advanced dry etching of GaAs/AlGaAs multilayer wafer with InAs quantum dot for circular defect in photonic crystal laser

Yuki Adachi, Yifan Xiong, Hanqiao Ye, Rubing Zuo, Masaya Morita, Kenta Kaichi, Ryosei Kinoshita, Masato Morifuji, Akihiro Maruta, Hirotake Kajii, Masahiko Kondow

IEICE Electronics Express　Vol. 20　No. 7　p. 20230054-20230054　2023/04/10　Research paper (scientific journal)

Investigating wavelength bandwidth of orthogonal lattice waveguide for circular defect in two-dimensional photonic crystal (CirD) lasers

Rubing Zuo, Shotaro Hirata, Shota Aomori, Masaya Morita, Hanqiao Ye, Hirotake Kajii, Masato Morifuji, Akihiro Maruta, Masahiko Kondow

Japanese Journal of Applied Physics　Vol. 62　No. 2　p. 022002-022002　2023/02/15　Research paper (scientific journal)

Fabrication and Characteristics of Weak Microcavity AC-driven Insulated Polymer Electroluminescent Devices with Dielectric Film Mirrors Utilizing Ferroelectric Polymer Poly(vinylidene fluoride-trifluoroethylene) Film

Hirotake Kajii Yuto Takayama, Masato Morifuji, Masahiko Kondow

Proceedings of 29th International Workshop on Active-Matrix Flatpanel Displays and Devices (AM-FPD)　2022/07/05　Research paper (international conference proceedings)

Study on Bulk-Heteroj unction Organic Photodetectors Based on Inverted Structure toward Near-Infrared Narrowband-Light Detection Devices

Hirotake Kajii, Masahiko Kondow

Proceedings of 28th International Workshop on Active-Matrix Flatpanel Displays - TFT Technologies and FPD Materials (AM-FPD)　p. 158-159　2021/10　Research paper (international conference proceedings)

Speckle contrast evaluation of multi-emitter broad area 638-nm red laser diodes

Kyosuke Kuramoto, Takuma Fujita, Takehiro Nishida, Tetsuya Yagi, Akira Takamori, Kazuhisa Yamamoto, Masahiko Kondow

Optical Review　Vol. 28　No. 4　p. 501-507　2021/08　Research paper (scientific journal)

Theoretical investigation on communication bandwidth of an orthogonal symmetry-based photonic crystal waveguide for wavelength division multiplexing

Takuya Yamaguchi, Masato Morifuji, Hirotake Kajii, Masahiko Kondow

Photonics and Nanostructures - Fundamentals and Applications　Vol. 43　p. 100892-100892　2021/02　Research paper (scientific journal)

Theoretical Analysis on Operation Speed of the Circular Defect in 2D Photonic Crystal (CirD) Laser

Hanqiao Ye, Tomoya Nishimura, Yifan Xiong, Takuya Yamaguchi, Masato Morifuji, Hirotake Kajii, Masahiko Kondow

physica status solidi (a)　Vol. 218　No. 3　p. 2000411-2000411　2021/02　Research paper (scientific journal)

Microcavity polymer electroluminescent devices with solution-processed dielectric distributed Bragg reflectors utilizing inorganic copper (I) thiocyanate and insulating polymers

Hirotake Kajii, Masahiko Yoshinaga, Tatsuya Karaki, Masato Morifuji, Masahiko Kondow

Organic Electronics　Vol. 88　p. 106011-106011　2021/01　Research paper (scientific journal)

Enhanced Photoluminescence in High-Q Photonic Crystal Nanocavities with Er,O-Codoped GaAs

Masayuki OGAWA, Jun TATEBAYASHI, Natsuki FUJIOKA, Ryoma HIGASHI, Shuhei ICHIKAWA, Masahiko KONDOW, Dolf TIMMERMAN, Yasufumi FUJIWARA

Journal of the Society of Materials Science, Japan　Vol. 69　No. 11　p. 823-828　2020/11/15　Research paper (scientific journal)

Oblique Deposition of Ti/Pt/Au Electrode on Photonic Crystal for Vertical Current Injection

Hanqiao Ye, Ryota Saeki, Yifan Xiong, Takashi Kogure, Masato Morifuji, Hirotake Kajii, Akihiro Maruta, Masahiko Kondow

Applied Sciences　Vol. 10　No. 23　p. 8377-8377　2020/11　Research paper (scientific journal)

Evaluations of Selective Dry Etching of GaAs Core Layer having Embedded InAs Quantum Dots Using Optical Measurements towards Photonic Crystal Laser Fabrication

Takumi Okunaga, Tatsuhiro Nozue, Yifan Xiong, Hirotake Kajii, Masato Morifuji, Jun Tatebayashi, Yasufumi Fujiwara, Tsutomu Nishihashi, Masahiko Kondow

2020 27th International Workshop on Active-Matrix Flatpanel Displays and Devices (AM-FPD)　2020/09　Research paper (international conference proceedings)

Selective dry etching of GaAs/AlO x for realizing electrical isolation on monolithic integrated photonic crystal laser array

Yifan Xiong, Yoshiki Tani, Xiaolong Cong, Masato Morifuji, Hirotake Kajii, Akihiro Maruta, Masahiko Kondow

Japanese Journal of Applied Physics　Vol. 59　No. 8　p. 086505-086505　2020/08　Research paper (scientific journal)

Thermal Annealing Effect of Thin Films Using Yellow Emissive Poly(p-phenylene vinylene) Derivative towards Top-Gated Heterostructure Polymer Light-Emitting Transistors Based on Dissimilar Conjugated Polymers

梶井博武, 近藤正彦

電子情報通信学会論文誌 C(Web)　Vol. J103-C　No. 4　p. 211-218　2020/04

Top‐Gated Polymer Light‐Emitting Transistors Based on the Device Fabrication without Intermixing of Poly(methyl methacrylate) Gate Dielectric Formed from Fluorine‐Based Orthogonal Solvent

Hirotake Kajii, Takayuki Mashimo, Mikio Hara, Yutaka Ohmori, Masahiko Kondow

physica status solidi (a)　Vol. 217　No. 3　p. 1900531-1900531　2020/02　Research paper (scientific journal)

Speckle contrast generated by 638-nm broad area laser diodes

Kyosuke Kuramoto, Takuma Fujita, Takehiro Nishida, Tetsuya Yagi, Akira Takamori, Kazuhisa Yamamoto, Masahiko Kondow

Proceedings of SPIE - The International Society for Optical Engineering　Vol. 11520　2020　Research paper (international conference proceedings)

Invited: Polymer Light-Emitting Devices with Selectively Transparent Photonic Crystals Consisting of Printed Inorganic/Organic Hybrid Dielectric Films

Hirotake Kajii, Masahiko Yoshinaga, Tatsuya Karaki, Mahiro Kawata, Hiyuto Okui, Masato Morifuji, Masahiko Kondow

IMFEDK 2019 - International Meeting for Future of Electron Devices, Kansai　p. 31-34　2019/11　Research paper (international conference proceedings)

Selective dry etching of GaAs/AlOx with photonic crystal structure for wavelength division multiplexing

Y. Xiong, Y. Tani, X. Cong, M. Morifuji, M. Uemukai, H. Kajii, A. Maruta, M. Kondow

2019/10　Research paper (other academic)

Fabrication of photonic crystal laser structure with output high-mesa waveguide

K. Hagura, T. Yamaguchi, Y. Xiong, M. Morifuji, H. Kajii, M. Kondow

2019/10　Research paper (other academic)

Enhancement of Er luminescence in microdisk resonators with Er,O-codoped GaAs

R. Higashi, M. Ogawa, J. Tatebayashi, S. Ichikawa, M. Kondow, Y. Fujiwara

2019/10　Research paper (other academic)

Selective etching of GaAs core layer with embedded InAs quantum dot layer towards photonic crystal laser fabrication

T. Okunaga, Y. Xiong, M. Morifuji, H. Kajii, M. Kondow

2019/10　Research paper (other academic)

Er,O共添加GaAsを用いた高Q値2次元フォトニック結晶ナノ共振器の光学特性

小川 雅之, 舘林 潤, 半澤 弘昌, 東 諒磨, 保見 凌平, 市川 修平, 近藤 正彦, 藤原 康文

2019/09　Research paper (other academic)

フォトニック結晶円形欠陥レーザの高速動作解析

葉 漢嶠, 西村智也, 熊 一帆, 山口拓也, 森藤正人, 梶井博武, 近藤正彦

電子情報通信学会大会講演論文集(CD-ROM)　Vol. 2019　2019/09　Research paper (other academic)

フォトニック結晶円形欠陥レーザダイオード構造への電流注入に関する研究

佐伯亮太, 熊 一帆, 小暮崇史, 梶井博武, 近藤正彦

電子情報通信学会大会講演論文集(CD-ROM)　Vol. 2019　2019/09　Research paper (other academic)

フォトニック結晶円形欠陥レーザ作製を目指したpnヘテロ構造へのSiO2 絶縁層形成の検討

小暮崇史, 佐伯亮太, 叢 宵龍, 熊 一帆, 梶井博武, 近藤正彦

電子情報通信学会大会講演論文集(CD-ROM)　Vol. 2019　2019/09　Research paper (other academic)

フォトニック結晶円形欠陥レーザ構造のICPドライエッチングによる作製

溝口 舜, 熊 一帆, 森藤正人, 梶井博武, 丸田章博, 近藤正彦

電子情報通信学会大会講演論文集(CD-ROM)　Vol. 2019　2019/09　Research paper (other academic)

直交格子フォトニック結晶導波路の導波周波数と伝搬損失

山口拓也, 森藤正人, 梶井博武, 近藤正彦

電子情報通信学会大会講演論文集(CD-ROM)　Vol. 2019　2019/09　Research paper (other academic)

波長多重通信に向けたフォトニック結晶における直交格子導波路の作製

樋口拓也, 熊 一帆, 山口拓也, 森藤正人, 梶井博武, 近藤正彦

電子情報通信学会大会講演論文集(CD-ROM)　Vol. 2019　2019/09　Research paper (other academic)

Effect of Device Structure on the Narrow-band Light Detection of Bulk Heterostructure Organic Photodetectors based on Poly(3-hexylthiophene) and Fullerene Derivative

Hiyuto Okui, Hirotake Kajii, Masahiko Kondow

AM-FPD 2019 - 26th International Workshop on Active-Matrix Flatpanel Displays and Devices: TFT Technologies and FPD Materials, Proceedings　2019/07　Research paper (international conference proceedings)

CirD photonic crystal laser with high mesa waveguide for light output

M. Kondow, T. Yamaguchi, Y. Xiong, T. Umeda, M. Morifuji, H. Kajii, A. Maruta

2019/07　Research paper (other academic)

High frequency characteristics analysis of photonic crystal circular defect laser

Hanqiao Ye, Tomoya Nishimura, Takuya Yamaguchi, Yifan Xiong, Masoato Morifuji, Hirotake Kajii, Masahiko Kondow

2019/07　Research paper (other academic)

Fabrication of Circular Defect Photonic Crystal Laser by Dry Etching

Shun Mizoguchi, Yifan Xiong, Masato Morifuji, Hirotake Kajii, Akihiro Maruta, Masahiko Kondow

2019/07　Research paper (other academic)

Photonic Crystal Circular Defect (CirD) Laser

Yifan Xiong, Hanqiao Ye, Takuma Umeda, Shun Mizoguchi, Masato Morifuji, Hirotake Kajii, Akihiro Maruta, Masahiko Kondow

Photonics　Vol. 6　No. 2　p. 54-54　2019/05/20　Research paper (scientific journal)

Transmission Characteristics of a Novel Waveguide Structure for Wavelength Division Multiplexing

Takuya Yamaguchi, Takahiro Horiba, Masato Morifuji, Masahiko Kondow

2019/05　Research paper (other academic)

無機銅系CuSCNを用いた無機・有機ハイブリッド多層光学素子の作製

梶井 博武, 奥井, 陽有人, 吉永 真啓, 唐木, 達矢, 近藤 正彦

電子情報通信学会大会講演論文集(CD-ROM)　Vol. 2019　2019/03

塗布法により作製した誘電体ミラーを内包した絶縁型交流駆動有機EL素子の発光スペクトル狭帯域化

梶井 博武, 唐木, 達矢, 森藤, 正人, 近藤 正彦

応用物理学会春季学術講演会講演予稿集(CD-ROM)　Vol. 66th　2019/03　Research paper (other academic)

波長多重通信に向けた新たなフォトニック結晶導波路の分散特性

山口拓也, 堀場峻宏, 森藤正人, 近藤正彦

2019/03　Research paper (other academic)

A study of deep dry etching for Photonic Crystal CirD Laser

ZENG Li, 溝口舜, ZHANG Xiuyu, 竹内健斗, 梶井博武, 森藤正人, 丸田章博, 近藤正彦

電子情報通信学会技術研究報告　Vol. 118　No. 397(EMT2018 65-116)　2019/01　Research paper (other academic)

Annealing induced atomic rearrangements on (Ga,In) (N,As) probed by hard X-ray photoelectron spectroscopy and X-ray absorption fine structure

Fumitaro Ishikawa, Kotaro Higashi, Satoshi Fuyuno, Masato Morifuji, Masahiko Kondow, Achim Trampert

Scientific Reports　Vol. 8　No. 1　2018/12/01　Research paper (scientific journal)

Solution-Processed Inorganic/Organic Hybrid Distributed Bragg Reflectors Using Inorganic CuSCN for Polymer Light-Emitting Diodes with Narrow-band Emission and Polymer Photodetectors with Narrow-band Light Detection

H. Kajii, H. Okui, M. Yoshinaga, M. Morifuji, M. Kondow

2018/12

オール溶液プロセスを目指した無機有機ハイブリッド誘電体ミラーを有するフルオレン系高分子EL素子の作製とその発光スペクトルの尖鋭化

吉永真啓, 梶井博武, 森藤正人, 近藤正彦

2018/12　Research paper (other academic)

フォトニック結晶レーザ共振器とスロットを含む導波路の光結合に関する理論的研究

時岡駿, 森藤正人, 梶井博武, 近藤正彦

2018/12　Research paper (other academic)

フォトニック結晶導波路からの光取り出しの高効率化

中原佳祐, 森藤正人, 梶井博武, 近藤正彦

2018/12　Research paper (other academic)

狭帯域検出に向けたポリ（3-ヘキシルチオフェン）系有機受光素子の作製と受光感度特性の検討

奥井 陽有人, 梶井 博武, 近藤 正彦

2018/11

無機半導体CuSCNを用いた溶液プロセスによる無機・有機ハイブリッド誘電体ミラーの作製と高分子EL素子への応用

梶井 博武, 吉永 真啓, 河田 真尋, 森藤 正人, 近藤 正彦

2018/11

Photonic Crystal Circular-Defect Microcavity Laser Designed for Wavelength Division Multiplexing

Yifan Xiong, Takuma Umeda, Xiuyu Zhang, Masato Morifuji, Hirotake Kajii, Akihiro Maruta, Masahiko Kondow

IEEE Journal of Selected Topics in Quantum Electronics　2018/11　Research paper (scientific journal)

Photonic Crystal Circular Defect (CirD) Laser

Masahiko Kondow, Yifan Xiong, Li Zeng, Masato Morifuji, Hirotake. Kajii, Akihiro Maruta

2018/10　Research paper (international conference proceedings)

無機銅系CuSCNを用いた誘電体ミラーを有する高分子EL素子の発光スペクトル狭帯域化

梶井 博武, 河田 真尋, 奥井 陽有人, 森藤 正人, 近藤 正彦

2018/09

黄色発光ポリパラフェニレンビニレン系高分子を用いたトップゲート型ヘテロ構造高分子発光トランジスタの作製と特性評価

梶井博武, 真下貴之, 近藤正彦

2018/09

GaAs/AlOx膜の選択的ドライエッチングによるモノリシックフォトニック結晶レーザアレイの電気的分離

叢宵龍, 熊一帆, 谷佳樹, 森藤正人, 梶井博武, 丸田章博, 近藤正彦

2018/09

1.3 µm range single mode operation of photonic crystal circular-defect microcavity laser with InAs quantum dots

Takuma Umeda, Yifan Xiong, Masato Morifuji, Hirotake Kajii, Akihiro Maruta, Masahiko Kondow

2018/09　Research paper (international conference proceedings)

Dry etching for fabricating air holes with depth of 1.5 μm in photonic crystal structure on epiwafer grown by MBE

Kento Takeuchi, Xiuyu Zhang, Shun Mizoguchi, Hirotake Kajii, Morifuji Masato, Maruta Akihiro, Masahiko Kondow

2018/09　Research paper (international conference proceedings)

Fabrication of inorganic/organic hybrid distributed Bragg reflectors based on inorganic CuSCN for all-solution-processed polymer light-emitting diodose

Hirotake Kajii, Mahiro Kawata, Hiyuto Okui, Masato Morifuji, Masahiko Kondow

AM-FPD 2018 - 25th International Workshop on Active-Matrix Flatpanel Displays and Devices: TFT Technologies and FPD Materials, Proceedings　2018/08/15　Research paper (international conference proceedings)

Fabrication of inorganic/organic hybrid distributed Bragg reflectors based on inorganic CuSCN for all-solution-processed polymer light-emitting diodes

Hirotake Kajii, Mahiro Kawata, Hiyuto Okui, Masato Morifuji, Masahiko Kondow

2018/07　Research paper (international conference proceedings)

Suitable quality (Q) factor for photonic crystal laser grown by MBE

Masahiko Kondow, Yifan Xiong, Xiuyu Zhang, Masato Morifuji, Hirotake Kajii, Akihiro Maruta

2018/06　Research paper (international conference proceedings)

Electrical Isolation for Monolithic Photonic Crystal Laser Array Realized by Selective Dry Etching of GaAs/AlOx Films

Y. Xiong, Y. Tani, X. Cong, M. Morifuji, H. Kajii, A. Maruta, M. Kondow

2018/06　Research paper (international conference proceedings)

Improved characteristics of top-gate-type organic light-emitting transistors based on Super Yellow emissive layers with various annealing temperatures

Hirotake Kajii, Takayuki Mashimo, Masahiko Kondow

2018/05

Observation of Anomalous Er Emission in a Er,O-codoped GaAs-based Two Dimensional Photonic Crystal Nanocavity

Natsuki Fujioka, Masayuki Ogawa, Taiki Kishina, Ryoma Higashi, Masahiko Kondow, Jun Tatebayashi, Yasufumi Fujiwara

2018/04　Research paper (international conference proceedings)

Annealing induced atomic rearrangements on (Ga,In) (N,As) probed by hard X-ray photoelectron spectroscopy and X-ray absorption fine structure

Fumitaro Ishikawa, Kotaro Higashi, Satoshi Fuyuno, Masato Morifuji, Masahiko Kondow, Achim Trampert

Scientific Reports　2018/04　Research paper (scientific journal)

Improved characteristics of conventional and inverted polymer photodetectors using phosphonic acid-based self-assembled monolayer treatment for interfacial engineering of Ga-doped ZnO electrodes

Hirotake Kajii, Yoshinori Mohri, Hiyuto Okui, Masahiko Kondow, Yutaka Ohmori

Japanese Journal of Applied Physics　Vol. 57　No. 3　2018/03/01　Research paper (international conference proceedings)

Optical coupling characteristics between a circular defect resonator and a waveguide in a two-dimensional photonic crystal slab

Yuji Miyamoto, Yifan Xiong, Tomoyuki Okada, Masato Morifuji, Hirotake Kajii, Masahiko Kondow

Photonics and Nanostructures - Fundamentals and Applications　2018　Research paper (scientific journal)

Characteristics of Polymer Light-Emitting and Photodetector Devices Using Inorganic CuSCN Interlayer

H. Kajii, H. Okui, A. Marutani, M. Kondow

2017/12　Research paper (other academic)

Selective inductively coupled plasma etching of GaAs/AlOx films having photonic crystal structure

Y. Tani, X. Cong, Y. Xiong, M. Morifuji, H. Kajii, A. Maruta, M. Kondow

2017/11　Research paper (other academic)

Photonic crystal microcavity laser with low-quality factor

Y. Xiong, X. Zhang, E. He, R. Tezuka, T. Hino, S. Kasamatsu, M. Morifuji, H. Kajii, M. Kondow

2017/11　Research paper (other academic)

Coupling eficiency between a circular defect (CirD) resonator and a waveguide in 2D slab photonic crystal

Y. Miyamoto, M. Morifuji, H.Kajii, M. Kondow

2017/11　Research paper (other academic)

Dry etching of deep air holes in GaAs/AlGaAs-based epi-wafer having InAs quantum dots for fabrication of photonic crystal laser

Xiuyu Zhang, Kento Takeuchi, Xiaolong Cong, Yifan Xiong, Masato Morifuji, Akihiro Maruta, Hirotake Kajii, Masahiko Kondow

JAPANESE JOURNAL OF APPLIED PHYSICS　Vol. 56　No. 12　2017/11　Research paper (scientific journal)

Photonic crystal laser with quantum dots as active material grown by MBE

Masahiko Kondow, Xiuyu Zhang, Yifan Xiong, Masato Morifuji, Hirotake Kajii, Akihiro Maruta

2017/09　Research paper (international conference proceedings)

1.3 mu m lasing of circular defect cavity photonic crystal laser with an AlOx cladding layer

Xiuyu Zhang, Takafumi Hino, Satoshi Kasamatsu, Shobu Suga, Elbert He, Yifan Xiong, Masato Morifuji, Hirotake Kajii, Akihiro Maruta, Masahiko Kondow

IEICE ELECTRONICS EXPRESS　Vol. 14　No. 18　2017/08　Research paper (scientific journal)

Improved Characteristics of Polymer Photodetectors Using Phosphonic Acid-Based Self-Assembled Monolayer Treatment for Interfacial-Engineering of Ga-doped ZnO Electrodes

Hirotake Kajii, Yoshinori Mohri, Hiyuto Okui, Masahiko Kondow, Yutaka Ohmori

Proceedings of the 24th International Workshop on Active-Matrix Flatpanel Displays and Devices: TFT Technologies and FPD Materials　2017/07　Research paper (other academic)

無機銅系正孔輸送材料を用いた有機受光素子の作製と特性改善

奥井 陽有人, 梶井 博武, 近藤 正彦

2017/07　Research paper (other academic)

Characteristics of fluorene-type polymer light-emitting diodes by incorporating the active layer fabricated by contact printing and the copper thiocyanate hole transporting layer

Hirotake Kajii, Kyosuke Mizuno, Atsushi Marutani, Yutaka Ohmori, Masanori Ozaki, Masahiko Kondow

2017/06

Single mode lasing operation of Photonic Crystal Circular Defect (CirD) Laser

Masahiko Kondow, Xiuyu Zhang, Yifan Xiong, Masato Morifuji, Hirotake. Kajii, Akihiro Maruta

2017/06　Research paper (international conference proceedings)

キャリア拡散を考慮したレート方程式を用いた円型欠陥フォトニック結晶レーザの特性解析

西村 智也, 森藤 正人, 梶井 博武, 丸田 章博, 近藤 正彦

2017/03　Research paper (other academic)

Photonic crystal laser with low-Quality factor

Yifan Xiong, Xiuyu Zhang, Elbert He, Ryo Tezuka, Takafumi Hino, Satoshi Kasamatsu, Masato Morifuji, Hirotake Kajii, Masahiko Kondow

Conference Digest - IEEE International Semiconductor Laser Conference　2016/12/02　Research paper (international conference proceedings)

Light-emitting devices for nanophotonics and optical signal transmission

Hirotake Kajii, Yutaka Ohmori, Yifan Xiong, Masato Morifuji, Masahiko Kondow

2016/11　Research paper (other academic)

フォトニック結晶構造作製に向けたレジストマスクを用いるGaAs ドライエッチング

井上 聖貴, 張秀宇, 熊一帆, 森藤正人, 梶井博武, 近藤正彦

2016/10　Research paper (other academic)

フォトニック結晶半導体レーザ作製に向けたヘテロ構造の電気特性の解析と評価

河内 勇輝, 谷佳樹, 岡聡史, 森藤正人, 梶井博武, 近藤正彦

2016/10　Research paper (other academic)

ウルツ鉱型GaAsの電子状態における窒素添加およびc 軸変調の効果に関する研究

仲本 健太, 森藤正人, 近藤正彦

2016/10　Research paper (other academic)

結晶性フルオレン系高分子薄膜を用いた有機発光トラジスタにおける発光スケクトル解析

梶井博武, 大友隆弘, 近藤正彦, 大森裕

2016/09　Research paper (other academic)

Photonic Crystal Laser with Low-Quality Factor

Yifan Xiong, Xiuyu Zhang, Elbert He, Ryo Tezuka, Takafumi Hino, Satoshi Kasamatsu, Masato Morifuji, Hirotake Kajii, Masahiko Kondow

2016 INTERNATIONAL SEMICONDUCTOR LASER CONFERENCE (ISLC)　2016/09　Research paper (international conference proceedings)

ウルツ鉱型GaAsへの窒素添加の効果に関する研究

仲本 健太, 森藤 正人, 近藤 正彦

2016/09　Research paper (other academic)

円形共振器を有する光励起型フォトニック結晶レーザの評価

須賀昇舞, 日野貴文, 笠松郷志, 張秀宇, 熊一帆, 梶井博武, 森藤正人, 近藤正彦

2016/09　Research paper (other academic)

GaAs-based 2-dimensional photonic crystal slab with large r/a used for wavelength-division multiplexing

Xiuyu Zhang, Kentaro Hashimura, Yuta Imada, Takahumi Hino, Tomoyuki Okada, Masato Morifuji, Masahiko Kondow

2016 COMPOUND SEMICONDUCTOR WEEK (CSW) INCLUDES 28TH INTERNATIONAL CONFERENCE ON INDIUM PHOSPHIDE & RELATED MATERIALS (IPRM) & 43RD INTERNATIONAL SYMPOSIUM ON COMPOUND SEMICONDUCTORS (ISCS)　2016/06　Research paper (international conference proceedings)

Numerical Demonstration of the Feasibility of the Current Driven Photonic Crystal Laser Diode Used for Wavelength Division Multiplexing

Yifan Xiong, Tomoyuki Okada, Xiuyu Zhang, Masato Morifuji, Masahiko Kondow

2016 COMPOUND SEMICONDUCTOR WEEK (CSW) INCLUDES 28TH INTERNATIONAL CONFERENCE ON INDIUM PHOSPHIDE & RELATED MATERIALS (IPRM) & 43RD INTERNATIONAL SYMPOSIUM ON COMPOUND SEMICONDUCTORS (ISCS)　2016/06　Research paper (international conference proceedings)

Stimulated emission from photonic crystal cavity with AlOx cladding layer

Masahiko Kondow, Xiuyu Zhang, Yifan Xiong, Masato Morifuji

2016/06　Research paper (other academic)

Optimized parameters of GaAs based 2-dimensional photonic crystal slab having air hole arrays with a large radius

Xiuyu Zhang, Kentaro Hashimura, Yuta Imada, Takahumi Hino, Tomoyuki Okada, Masato Morifuji, Masahiko Kondow

2015/12

Novel design for whispering gallery mode of two-dimensional circle-defect photonic crystal microcavity

Y. Xiong, T. Okada, M. Morifuji, M. Kondow

2015/12

AlOx クラッドを持つフォトニック結晶光共振器の作製と光学特性評価

笠松 郷志, 手塚 遼, 日野 貴文, 岡田 朋之, 張秀宇, He Elbert, 森藤 正人, 近藤 正彦

2015/09　Research paper (other academic)

Waveguide-type two-dimensional photonic crystal laser having InAs quantum dots in active region

T. Hino, R. Tezuka, S. Kasamatsu, X. Zhang, M. Morifuji, M. Kondow

2015/07　Research paper (other academic)

Fabrication and electrical measurements of a current confinement structure for photonic crystal laser

S. Oka, S. Yamauchi, T. Okada, T. Hino, M. Morifuji, M. Kondow

2015/07　Research paper (other academic)

Fine tuning of resonant frequency in the photonic crystal L3 defect

T. Okada, T. Hino, R. Tezuka, S. Kasamatsu, M. Morifuji, M. Kondow

2015/07　Research paper (other academic)

Proposal of high-density light source with 10 Pbps/cm2 for intra-chip optical-interconnections

Masahiko Kondow, Xiuyu Zhang, Masato Morifuji

2015/06　Research paper (international conference proceedings)

Dry etching of Al-rich AlGaAs with silicon nitride masks for photonic crystal fabrication

Xiuyu Zhang, Yuji Togano, Kentaro Hashimura, Masato Morifuji, Masahiko Kondow

JAPANESE JOURNAL OF APPLIED PHYSICS　Vol. 54　No. 4　2015/03　Research paper (scientific journal)

Research of the multi-wavelength light source without multiplexer

Xiuyu Zhang, Masato Morifuji, Masahiko Kondow

2015/01

Effects of growth interruption, As and Ga fluxes, and nitrogen plasma irradiation on the molecular beam epitaxial growth of GaAs/GaAsN core-shell nanowires on Si(111)

Namsoo Ahn, Yoshiaki Araki, Masahiko Kondow, Masahito Yamaguchi, Fumitaro Ishikawa

JAPANESE JOURNAL OF APPLIED PHYSICS　Vol. 53　No. 6　2014/06　Research paper (scientific journal)

Development for photonic crystal laser with circular cavity

Masahiko Kondow

2014/06　Research paper (other academic)

Analysis of Cavity-Waveguide Coupling in Two-Dimensional Photonic Crystals

Ayano Tanaka, Masahiko Kondow, Masato Morifuji

IEEE PHOTONICS JOURNAL　Vol. 6　No. 3　p. 4700309-1-4700309-9　2014/06　Research paper (scientific journal)

Studying the formation of nitrogen delta-doped layers on GaAs(001) using reflection high-energy electron diffraction

Norihisa Nishimoto, Masahiko Kondow, Fumitaro Ishikawa

JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B　Vol. 32　No. 2　2014/04　Research paper (scientific journal)

Role of aluminum oxide cladding layers in heat transfer in a semiconductor slab with photonic crystal

Takashi Okabe, Masato Morifuji, Masahiko Kondow

JAPANESE JOURNAL OF APPLIED PHYSICS　Vol. 53　No. 2　2014/02　Research paper (scientific journal)

Studying the formation of nitrogen δ-doped layers on GaAs(001) using reflection high-energy electron diffraction

Norihisa Nishimoto, Masahiko Kondow, Fumitaro Ishikawa

Journal of Vacuum Science and Technology B:Nanotechnology and Microelectronics　Vol. 32　No. 2　2014　Research paper (scientific journal)

Formation of III-V semiconductor/oxide heterostructure nanowires on Si and their extention to buried entire structure

Hideaki Hibi, Namsoo Ahn, Masahiko Kondow, Masahito Yamaguchi, Fumitaro Ishikawa

2013/12　Research paper (other academic)

Investigations on the Growth Mechanism of GaAs Nanowires on Si(111): Impact of Growth Interruption, As and Ga Flux, and Nitrogen Plasma Irradiation

N. Ahn, Y. Araki, H. Hibi, M. Kondow, M. Yamaguchi, F. Ishikawa

2013/10　Research paper (other academic)

Reflection High Energy Electron Diffraction Study for the Development of Nitrogen Delta-doped Layer on GaAs(001) Surface

N. Nishimoto, M. Kondow, F. Ishikawa

2013/10　Research paper (other academic)

Effect of Small Microfabrication Damage on Optical Characteristics of Laser Structure with GaInNAs Quantum Well

Hiroaki Goto, Fumitaro Ishikawa, Masato Morifuji, Masahiko Kondow

JAPANESE JOURNAL OF APPLIED PHYSICS　Vol. 52　No. 10　2013/09　Research paper (scientific journal)

GaAs(001)面上窒素δドープ層形成過程のRHEED解析(3)

西本徳久, 近藤正彦, 石川史太郎

2013/09　Research paper (other academic)

AlGaAs系フォトニック結晶作製に向けたドライエッチングにおけるエッチングマスクに関する研究

栂野裕二, 北林佑太, 近藤正彦

2013/09　Research paper (other academic)

Effect of etching mask on Al-rich AlxGa1-xAs dry etching for photonic crystal fabrication

Y. Togano, Y. Kitabayashi, F. Ishikawa, M. Kondow

2013/07　Research paper (other academic)

Development for photonic crystal laser with AlOx cladding layer

Masahiko Kondow

2013/06　Research paper (other academic)

Optical Coupling between Whispering-Gallery Mode and Waveguide Mode in Photonic Crystal

A. Tanaka, M. Morifuji, M. Kondow

2013/06　Research paper (other academic)

Fabrication and analysis of current confinement structure for photonic crystal laser

S. Yamauchi, M. Morifuji, M. Kondow

PHYSICA STATUS SOLIDI C: CURRENT TOPICS IN SOLID STATE PHYSICS, VOL 10, NO 11　Vol. 10　No. 11　p. 1465-1468　2013/05　Research paper (international conference proceedings)

Wet oxidation of GaAs/AlGaAs core-shell nanowire for the fabrication of oxide heterostructure nanowires

Hideaki Hibi, Namsoo Ahn, Yoshiaki Araki, Masahiko Kondow, Masahito Yamaguchi, Fumitaro Ishikawa

2013/05　Research paper (other academic)

Over 1.5μm deep dry etching of al-rich algaas for photonic crystal fabrication

Yuta Kitabayashi, Masaya Mochizuki, Fumitaro Ishikawa, Masahiko Kondow

Japanese Journal of Applied Physics　Vol. 52　No. 4　2013/04　Research paper (international conference proceedings)

フォトニック結晶における共振器・導波路間光結合の解析

田中 彩野, 森藤 彩野, 森藤 正人, 近藤 正彦

2013/03　Research paper (other academic)

フォトニック結晶作製を目的とした高Al 組成AlGaAs 深掘ドライエッチング(2)

橋村健太郎, 北林佑太, 石川史太郎, 近藤正彦

2013/03　Research paper (other academic)

Role of aluminum oxide cladding layers in heat conduction of a semiconductor slab with photonic crystal

Takashi Okabe, Masato Morifuji, Masahiko Kondow

IMFEDK 2013 - 2013 International Meeting for Future of Electron Devices, Kansai　p. 66-67　2013　Research paper (international conference proceedings)

Role of nitrogen ion on photoluminescence variation observed in III-N-V semiconductors

Shogo Nonoguchi, Shuichi Emura, Masahiko Kondow

AIP Conference Proceedings　Vol. 1566　p. 91-92　2013　Research paper (international conference proceedings)

Fabrication and analysis of current confinement structure for photonic crystal laser

S. Yamauchi, M. Morifuji, M. Kondow

PHYSICA STATUS SOLIDI C: CURRENT TOPICS IN SOLID STATE PHYSICS, VOL 10, NO 11　Vol. 10　No. 11　p. 1465-1468　2013　Research paper (international conference proceedings)

AlGaAs 系フォトニック結晶構造作製に向けたICP ドライエッチングマスクに関する研究

栂野裕二, 北林佑太, 石川史太郎, 近藤正彦

2012/11　Research paper (other academic)

AlOxクラッドを持つフォトニック結晶光共振器の作製と光学特性評価

永友大士, 中尾 亮, 石川史太郎, 森藤正人, 近藤正彦

2012/09　Research paper (other academic)

フォトニック結晶作製を目的とした高Al組成AlGaAs深掘ドライエッチング

北林佑太, 望月雅也, 石川史太郎, 近藤正彦

2012/09　Research paper (other academic)

Dry Etching of Al-Rich AlGaAs for Photonic Crystal Fabrication

Masaya Mochizuki, Yuta Kitabayashi, Tomoya Nakajima, Daiki Satoi, Fumitaro Ishikawa, Masahiko Kondow, Makoto Hara, Chiharu Kimura, Hidemitsu Aoki, Takashi Sugino

JAPANESE JOURNAL OF APPLIED PHYSICS　Vol. 50　No. 4　2012/09　Research paper (scientific journal)

Annealing effect on (Ga,In)(N,As) investigated by hard X-ray photoelectron spectroscopy and X-ray absorption fine structure

S. Fuyuno, F. Ishikawa, K. Higashi, A. Kinoshita, M. Morifuji, M. Kondow, H. Oji, J.-Y.Son, T. Honma, T. Uruga, A. Trampert

2012/09　Research paper (other academic)

フォトニック結晶半導体レーザ作製を目指した電流狭窄構造の作製と評価

山内翔太, 渡辺章王, 石川史太郎, 近藤正彦

2012/09　Research paper (other academic)

AlGaAs系フォトニック結晶作製に向けたエッチングマスクに関する研究

栂野裕二, 北林佑太, 石川史太郎, 近藤正彦

2012/09　Research paper (other academic)

AlOxクラッドフォトニック結晶構造の伝熱特性解析

岡部 卓, 森藤正人, 近藤正彦

2012/09　Research paper (other academic)

Potential of GaInNAs for Its Application to Micro-fabrication Optical Devices

Hiroaki Goto, Fumitaro Ishikawa, Masato Morifuji, Masahiko Kondow

2012/08　Research paper (other academic)

Fabrication and analysis of current confinement structure for photonic crystal laser

S. Yamauchi, M. Morifuji, M. Kondow

PHYSICA STATUS SOLIDI C: CURRENT TOPICS IN SOLID STATE PHYSICS, VOL 10, NO 11　Vol. 10　No. 11　p. 1465-1468　2012/07　Research paper (international conference proceedings)

Fabrication and analysis of a photonic crystal microcavity with AlOx cladding layer

H. Nagatomo, R. Nakao, F. Ishikawa, M. Morifuji, M. Kondow

2012/07　Research paper (other academic)

Effects of Plasma Processes on the Characteristics of Optical Device Structures Based on GaAs

Akio Watanabe, Fumitaro Ishikawa, Masahiko Kondow

Japanese Journal of Applied Physics　Vol. 51　No. 5　2012/04　Research paper (scientific journal)

Application of GaInNAs for the gain medium of a photonic crystal microcavity

H. Nagatomo, K. Kukita, H. Goto, R. Nakao, K. Nakano, F. Ishikawa, M. Morifuji, M. Kondow

JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B　Vol. 30　No. 2　2012/03　Research paper (scientific journal)

JJAP高引用論文はこうして生まれた(1990年代の最高引用論文)

近藤正彦

2012/03　Research paper (other academic)

Application of GaInNAs for the gain medium of a photonic crystal microcavity

H. Nagatomo, K. Kukita, H. Goto, R. Nakao, K. Nakano, F. Ishikawa, M. Morifuji, M. Kondow

JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B　Vol. 30　No. 2　2012/03　Research paper (scientific journal)

Characterization of the Oxide Film Obtained by Wet Oxidation of Al-Rich AlGaAs

Yuichiro Hirai, Takahiro Yamada, Masahiko Kondow, Fumitaro Ishikawa

Japanese Journal of Applied Physics　Vol. 51　No. 2　2012/02　Research paper (scientific journal)

Application of GaInNAs for the gain medium of a photonic crystal microcavity

H. Nagatomo, K. Kukita, H. Goto, R. Nakao, K. Nakano, F. Ishikawa, M. Morifuji, M. Kondow

Journal of Vacuum Science and Technology B:Nanotechnology and Microelectronics　Vol. 30　No. 2　2012　Research paper (scientific journal)

High-quality growth of GaInNAs for application to near-infrared laser diodes

Masahiko Kondow, Fumitaro Ishikawa

Advances in Optical Technologies　2012　Research paper (scientific journal)

Introduction of GaInNAs Gain Medium into Circularly Arranged Photonic Crystal Cavity

Kentaro Kukita, Hiroshi Nagatomo, Hiroaki Goto, Ryo Nakao, Katsunari Nakano, Masaya Mochizuki, Masahiko Kondow, Masato Morifuji, Fumitaro Ishikawa

JAPANESE JOURNAL OF APPLIED PHYSICS　Vol. 50　No. 10　2011/10　Research paper (scientific journal)

Induced Dielectric Polarization and Piezoelectric Effects on Valence Band align-ment in Multi-Quantum Well Composed of Wurtzite Semiconductors

Shuichi Emura, Masato Morifuji, Masahiko Kondow, Hajime Asahi

2011/09　Research paper (other academic)

Characterization of the Oxide Film Obtained by Wet Oxidation of AlxGa1-xAs with x=0.55-0.99

Y. Hirai, T. Yamada, M. Kondow, F. Ishikawa

2011/09　Research paper (other academic)

Effect of Plasma Processes on the Characteristics of GaAs Related Optical Device Structure

A. Watanabe, F. Ishikawa, M. Kondow

2011/09　Research paper (other academic)

Strudy on Structure Dependent Optical Characteristics of GaAs-related Photonic Crystal Cavities

K. Nakano, R. Nakao, H. Nagatomo, K. Kukita, K. Uwai, F. Ishikawa, M. Morifuji, M. Kondow

2011/09　Research paper (other academic)

GaAs/AlOx スラブ構造フォトニック結晶光共振器の光学特性解析

中尾亮, 中野勝成, 永友大士, 久木田健太郎, 石川史太郎, 森藤正人, 近藤正彦

2011/09　Research paper (other academic)

フォトニック結晶共振器における局在モードの解析的評価

中野勝成, 石川史太郎, 森藤正人, 近藤正彦

2011/09　Research paper (other academic)

Application of GaInNAs for the gain medium of a photonic crystal microcavity

H. Nagatomo, K. Kukita, H. Goto, R. Nakao, K. Nakano, F. Ishikawa, M. Morifuji, M. Kondow

JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B　Vol. 30　No. 2　2011/08　Research paper (scientific journal)

Unintentional Source Incorporation During Molecular Beam Epitaxy Induced by Gas Phase Scattering

F. Ishikawa, M. Kondow

2011/08　Research paper (other academic)

高Al 組成AlxGa1-xAs 水蒸気酸化により形成したAlOx 薄膜の光学的特性評価

平井 裕一郎, 山田 高寛, 近藤 正彦, 石川 史太郎

2011/08　Research paper (other academic)

フォトニック結晶作製に向けた高Al 組成AlGaAs ドライエッチングに関する研究

望月雅矢, 石川史太郎, 近藤正彦

2011/08　Research paper (other academic)

プラズマプロセスがGaAs 系半導体光学素子構造諸特性に与える影響

渡辺章王, 石川史太郎, 近藤正彦

2011/08　Research paper (other academic)

AlGaAs 系フォトニック結晶作製に向けた誘導結合型プラズマエッチングにおけるエッチングガス効果

北林佑太, 望月雅矢, 石川史太郎, 近藤正彦

2011/08　Research paper (other academic)

GaInNAs の微細加工発光デバイス応用有効性の検討

後藤洋昭, 石川史太郎, 森藤正人, 近藤正彦

2011/08　Research paper (other academic)

GaInNAsを利得媒質とするフォトニック結晶共振器の作製と評価

永友大士, 後藤洋昭, 中尾亮, 中野勝成, 久木田健太郎, 石川史太郎, 近藤正彦

2011/08　Research paper (other academic)

希釈窒化物半導体における熱処理効果の硬X線光電子分光による評価

冬野聡, 石川史太郎, 近藤正彦, 町田雅武, 陰地宏, 孫珍永, 梅野和行, 古川雄三, 若原昭浩

2011/08　Research paper (other academic)

Optical coupling between a cavity mode and a waveguide in a two-dimensional photonic crystal

Ken'Ichi Nagahara, Masato Morifuji, Masahiko Kondow

Photonics and Nanostructures - Fundamentals and Applications　Vol. 9　No. 3　p. 261-268　2011/07　Research paper (scientific journal)

Inductively coupled plasma etching of Al-rich AlGaAs for Photonic Crystal Fabrication

KITABAYASHI Yuta, MOCHIZUKI Masaya, ISHIKAWA Fumitaro, KONDOW Masahiko

IEICE technical report　Vol. 111　No. 167　p. 35-39　2011/07　Research paper (scientific journal)

N-(group V) bonding defects in dilute nitride semiconductors proved by hard X-ray photoelectron spectroscopy

S. Fuyuno, F. Ishikawa, M. Kondow, M. Machida, H. Oji, J.-Y. Son, K. Umeno, Y. Furukawa, A. Wakahara

2011/06

Determination of Exciton Binding Energy of GaInNAs Quantum Well Structures by Piezoelectric Photothermal Spectroscopy Compared with Photoreflectance Measurements

Koshiro Kashima, Atsuhiko Fukuyama, Kentaro Sakai, Hirosumi Yokoyama, Masahiko Kondow, Tetsuo Ikari

JAPANESE JOURNAL OF APPLIED PHYSICS　Vol. 50　No. 6　2011/06　Research paper (scientific journal)

Analysis of photonic crystal cavity resonator with AlOx cladding layer and GaInNAs gain medium

R. Nakao, K. Kukita, K. Nakano, H. Nagatomo, F. Ishikawa, M. Morifuji, M.Kondow

2011/06　Research paper (other academic)

Extended piezoelectric effects to the ligand field splitting of valence band in multi quantum wells composed of wurtzite crystals

Shuichi Emura, Masato Morifuji, Masahiko Kondow, Hajime Asahi

2011/05　Research paper (other academic)

Band gap engineering with sub-monolayer nitrogen insertion into InGaAs/GaAs quantum well

Fumitaro Ishikawa, Masato Morifuji, Kenichi Nagahara, Masayuki Uchiyama, Kotaro Higashi, Masahiko Kondow

JOURNAL OF CRYSTAL GROWTH　Vol. 323　No. 1　p. 30-34　2011/05　Research paper (scientific journal)

Reduction of S-parameter by the Introduction of Nitrogen in GaNAs: Positron Annihilation and Photoluminescence Spectroscopy Study

Hiroki Nakamoto, Fumitaro Ishikawa, Masahiko Kondow, Yushi Ohshima, Atsushi Yabuuchi, Masataka Mizuno, Hideki Araki, Yasuharu Shirai

JAPANESE JOURNAL OF APPLIED PHYSICS　Vol. 50　No. 4　2011/04　Research paper (scientific journal)

Direct observation of N-(group V) bonding defects in dilute nitride semiconductors using hard x-ray photoelectron spectroscopy

F. Ishikawa, S. Fuyuno, K. Higashi, M. Kondow, M. Machida, H. Oji, J. -Y. Son, A. Trampert, K. Umeno, Y. Furukawa, A. Wakahara

APPLIED PHYSICS LETTERS　Vol. 98　No. 12　2011/03　Research paper (scientific journal)

Direct observation of N-(group V) bonding defects in dilute nitride semiconductors using hard x-ray photoelectron spectroscopy

F. Ishikawa, S. Fuyuno, K. Higashi, M. Kondow, M. Machida, H. Oji, J. -Y. Son, A. Trampert, K. Umeno, Y. Furukawa, A. Wakahara

APPLIED PHYSICS LETTERS　Vol. 98　No. 12　2011/03　Research paper (scientific journal)

Temperature Dependence of Photoluminescence Peak Energy in Ga(In)NAs

Shuichi Emura, Hiroki Nakamoto, Fumitaro Ishikawa, Masahiko Kondow, Hajime Asahi

PHYSICS OF SEMICONDUCTORS: 30TH INTERNATIONAL CONFERENCE ON THE PHYSICS OF SEMICONDUCTORS　Vol. 1399　2011　Research paper (international conference proceedings)

Dry Etching of Al-Rich AlGaAs for Photonic Crystal Fabrication

Masaya Mochizuki, Yuta Kitabayashi, Tomoya Nakajima, Daiki Satoi, Fumitaro Ishikawa, Masahiko Kondow, Makoto Hara, Chiharu Kimura, Hidemitsu Aoki, Takashi Sugino

JAPANESE JOURNAL OF APPLIED PHYSICS　Vol. 50　No. 4　2010/09　Research paper (scientific journal)

Ga(In)NAs系における発光ピークの温度変化の起源

江村修一, 中本弘毅, 石川史太郎, 近藤正彦, 朝日 一

2010/09　Research paper (other academic)

GaInNAs 量子井戸における微細加工発光デバイス応用有効性の検討

後藤洋昭, 中本弘毅, 石川史太郎, 近藤正彦

2010/09　Research paper (other academic)

窒素原子層を用いたIII-V 族半導体量子構造のバンドエンジニアリング

石川史太郎, 森藤正人, 長原健一, 近藤正彦

2010/09　Research paper (other academic)

AlGaAs/GaAs量子井戸への窒素単原子層導入がバンド構造に与える影響

古瀬慎一朗, 中本弘毅, 石川史太郎, 近藤正彦

2010/09　Research paper (other academic)

高Al組成AlGaAsの水蒸気酸化によって作製したAlOxの分光エリプソメトリー評価

平井裕一郎, 山田高寛, 石川史太郎, 近藤正彦

2010/09　Research paper (other academic)

ドライエッチングがGaAs系半導体素子構造諸特性に与える影響

渡辺章王, 石川史太郎, 近藤正彦

2010/09　Research paper (other academic)

２次元フォトニック結晶における共振器と導波路との光結合解析

長原健一, 森藤正人, 近藤正彦

2010/09　Research paper (other academic)

GaAs系２次元フォトニック結晶共振器における発光特性の欠陥構造依存性

中野勝成, 石川史太郎, 森藤正人, 近藤正彦

2010/09　Research paper (other academic)

電流注入型フォトニック結晶半導体レーザにおけるキャリアの影響

中尾 亮, 森藤正人, 近藤正彦

2010/09　Research paper (other academic)

Reduction of S-parameter by the Introduction of Nitrogen in GaNAs: Positron Annihilation and Its Comparative Study with Photoluminescence Spectroscopy

H. Nakamoto, F. Ishikawa, M. Kondow, Y. Oshima, A. Yabuchi, M. Mizuno, H. Araki, Y. Shirai

2010/09　Research paper (other academic)

Direct band engineering with sub-monolayer nitride into III-V quantum system

F. Ishikawa, M. Morifuji, S. Furuse, K. Nagahara, M. Uchiyama, K. Higashi, M. Kondow

2010/08　Research paper (other academic)

Temperature Dependence of Photoluminescence Peak Energy in Ga(In)NAs

Shuichi Emura, Hiroki Nakamoto, Fumitaro Ishikawa, Masahiko Kondow, Hajime Asahi

PHYSICS OF SEMICONDUCTORS: 30TH INTERNATIONAL CONFERENCE ON THE PHYSICS OF SEMICONDUCTORS　Vol. 1399　2010/07　Research paper (international conference proceedings)

Determination of the band gap and its exciton binding energy of 100nm thick GaInNAs films by using a piezoelectric photo-thermal and a photo-reflectance spectroscopy

A. Fukuyama, T. Ikari, M. Yano, K. Sakai, H. Yokoyama, M. Kondow

2010/06　Research paper (other academic)

Effect of rapid thermal annealing on well width dependences of exciton binding energy in GaInNAs/GaAs single quantum wells

T. Ikari, H. Yokoyama, K. Sakai, A. Fukuyama, M. Kondow

2010/06　Research paper (other academic)

Growth and luminescence characterization of dilute InPN alloys grown by molecular beam epitaxy

K. Umeno, Y. Furukawa, N. Urakami, S. Mitsuyoshi, H. Yonezu, A. Wakahara, F. Ishikawa, M. Kondow

JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B　Vol. 28　No. 3　2010/05　Research paper (scientific journal)

Epitaxial lift-off for sample preparation of x-ray absorption fine structure

Kotaro Higashi, Fumitaro Ishikawa, Katsumi Handa, Shuichi Emura, Masahiko Kondow

REVIEW OF SCIENTIFIC INSTRUMENTS　Vol. 81　No. 4　2010/04　Research paper (scientific journal)

Growth and luminescence characterization of dilute InPN alloys grown by molecular beam epitaxy

K. Umeno, Y. Furukawa, N. Urakami, S. Mitsuyoshi, H. Yonezu, A. Wakahara, F. Ishikawa, M. Kondow

Journal of Vacuum Science and Technology B:Nanotechnology and Microelectronics　Vol. 28　No. 3　p. C3-B26　2010　Research paper (international conference proceedings)

Infrared Absorption Spectrum of InNP

Masahiko Kondow, Fumitaro Ishikawa, Kazuyuki Umeno, Yuzo Furukawa, Akihiro Wakahara

APPLIED PHYSICS EXPRESS　Vol. 3　No. 1　2010/01　Research paper (scientific journal)

Unintentional Source Incorporation in Plasma-Assisted Molecular Beam Epitaxy

Fumitaro Ishikawa, Shudong Wu, Masakazu Kato, Masayuki Uchiyama, Kotaro Higashi, Masahiko Kondow

JAPANESE JOURNAL OF APPLIED PHYSICS　Vol. 48　No. 12　2009/12　Research paper (scientific journal)

Growth and luminescence characterization of dilute InPN alloys grown by molecular beam epitaxy

K. Umeno, Y. Furukawa, N. Urakami, S. Mitsuyoshi, H. Yonezu, A. Wakahara, F. Ishikawa, M. Kondow

JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B　Vol. 28　No. 3　2009/08　Research paper (scientific journal)

Effect of Plasma Conditions on the Growth of GaNAs by Plasma-Assisted Molecular-Beam Epitaxy

Masayuki Uchiyama, Fumitaro Ishikawa, Masahiko Kondow

JAPANESE JOURNAL OF APPLIED PHYSICS　Vol. 48　No. 8　2009/08　Research paper (scientific journal)

Selective Oxidation of AlGaAs for Photonic Crystal Laser

Masahiko Kondow, Takayuki Kawano, Hideki Momose

Japanese Journal of Applied Physics　Vol. 48　No. 5　2009/05　Research paper (scientific journal)

Novel Design of Current Driven Photonic Crystal Laser Diode

Masato Morifuji, Yousuke Nakaya, Takashi Mitamura, Masahiko Kondow

IEEE PHOTONICS TECHNOLOGY LETTERS　Vol. 21　No. 8　p. 513-515　2009/04　Research paper (scientific journal)

Reduced Static Dielectric Constant Estimated from Exciton Binding Energy in Dilute Nitride Semiconductors

M. Kondow, M. Uchiyama, M. Morifuji, S. D. Wu, H, Momose, S. Fukushima, A. Fukuyama, T. Ikari

Applied Physics Express　Vol. 2　No. 4　2009/04　Research paper (scientific journal)

フォトニック結晶半導体レーザにおいて作製誤差が及ぼす特性劣化に関する理論的検討

片桐浩, 森藤正人, 近藤正彦

2009/03　Research paper (other academic)

InPN混晶の固体源MBE成長

梅野和行, 光吉三郎, 岡田浩, 古川雄三, 若原昭浩, 石川史太郎, 近藤正彦

2009年春季 第56回応用物理学関係連合講演会　2009/03　Research paper (other academic)

エピタキシャルリフトオフを用いて作製したGaNAs薄膜のX線吸収微細構造測定

東晃太朗, 石川史太郎, 江村修一, 近藤正彦

2009年春季 第56回応用物理学関係連合講演会　2009/03　Research paper (other academic)

ラジカル支援分子線エピタキシー法におけるGaNAs成長時のプラズマ動作条件の検討

内山正之, 石川史太郎, 近藤正彦

2009年春季 第56回応用物理学関係連合講演会　2009/03　Research paper (other academic)

Room Temperature CW Lasing of Photonic Crystal Laser with an AlOx cladding layer by Optical Pumping

K. Uwai, M. Kondow, M. Morifuji, H. Momose, F. Ishikawa, K. Matsumoto, K. sasahata, T. Aoyagi

2009/03　Research paper (other academic)

フォトニック結晶作製に向けた電子線リソグラフィーによるエッチングマスク作製技術

中嶋智哉, 百瀬英毅, 近藤正彦

2009/03　Research paper (other academic)

新世代レーザ製作プロセスでのAlGaAs 選択酸化におけるp 型，n 型の影響

里井大樹, 百瀬英毅, 近藤正彦

2009/03　Research paper (other academic)

AlOx クラッドを用いたフォトニック結晶共振器の時間領域差分法による解析

時國正貴, 森藤正人, 近藤正彦

2009/03　Research paper (other academic)

AlOx クラッド層を用いたフォトニック結晶半導体レーザの光励起室温連続発振に関する研究

上井健太, 近藤正彦, 松本啓資, 笹畑圭史, 青柳利隆

2009/03　Research paper (other academic)

X-ray absorption fine structure measurement for Ga(In)(N)As thin film prepared by epitaxial lift-off

2009/03　Research paper (other academic)

Novel Design of Current Driven Photonic Crystal Laser Diode

M. Morifuji, Y. Nakaya, T. Mitamura, M. Kondow

IEEE Photonics Technology Letter　Vol. 21　No. 8　p. 513-515　2009/03　Research paper (scientific journal)

Unintentional Aluminum incorporation related to the introduction of Nitrogen gas during the plasma-assisted molecular beam epitaxy

F. Ishikawa, S. D. Wu, M. Kato, M. Uchiyama, K. Higashi, M. Kondow

Journal of Crystal Growth　Vol. 311　No. 7　p. 1646-1649　2009/03　Research paper (scientific journal)

Design of Current-Driven Photonic Crystal Lasers for optical communications

Masato Morifuji, Yousuke Nakaya, Takashi Mitamura, Masahiko Kondow

2008/09

FDTD Analysis of Current Injection Type 2D Photonic Crystal

T. Mitamura, Y. Nakaya, M. Morifuji, M. Kondow

2008/09　Research paper (other academic)

Unintentional incorporation of Al during the growth of molecular beam epitaxy related to N2 gas introduction and Al vapor pressure

F. Ishikawa, M. Kato, M. Uchiyama, K. Higashi, S. D. Wu, M. Kondow

2008/09　Research paper (other academic)

Present status and future expansion of GaInNAs semiconductor lasers

M. Kondow

2008/09　Research paper (other academic)

Detection of Photogenerated Carrier Leakage from GaInNAs/GaAs Single Quantum Well by Piezoelectric Photothermal Spectroscopy

Shin-Ichi Fukushima, Kentaro Sakai, Hirosumi Yokoyama, Atsuhiko Fukuyama, Masashi Ozeki, Masahiko Kondow, A, d, Tetsuo Ikari

Japanese Journal of Applied Physics　Vol. 47　No. 9　p. 7060-7064　2008/08　Research paper (scientific journal)

Unintentional incorporation of Al during the plasma-assisted molecular beam epitaxial growth of dilute nitride semiconductors on AlAs

F. Ishikawa, S.D. Wu, M. Kato, M. Uchiyama, K. Higashi, M. Kondow

2008/08　Research paper (other academic)

Effect of the unintentionalincorporation of Al during the molecular beam epitaxial growth of GaInNAs quantum well

S. D. Wu, M. Kato, M. Uchiyama, K. Higashi, F. Ishikawa, M. Kondow

Physica Status Solidi (c)　Vol. 5　No. 9　p. 2736-2739　2008/07　Research paper (scientific journal)

Unintentional incorporation of Al driven by nitrogen gas flow during the molecular beam epitaxial growth of dilute nitrides on AlGaAs

F. Ishikawa, S.D. Wu, M. Kato, M. Uchiyama, K. Higashi, M. Kondow

2008/07　Research paper (other academic)

Electron beam lithography for two dimensional photonic crystals

S. Ueda, T. Nakajima, T. Miyaji, H. Momose, M. Kondow

2008/07　Research paper (other academic)

Fabrication of air-hole arrays in GaAs/AlGaAs layers by inductively coupled plasma etching

T. Miyaji, S. Ueda, H. Momose, M. Kondow

2008/07　Research paper (other academic)

Experimental study on static dielectric constant of GaInNAs

M. Uchiyama, M. Kondow, S.D. Wu, H. Momose, M. Morifuji, T. Ikari, S. Fukushima, A. Fukuyama

2008 IEEE 20TH INTERNATIONAL CONFERENCE ON INDIUM PHOSPHIDE AND RELATED MATERIALS (IPRM)　p. 633-+　2008/05　Research paper (international conference proceedings)

Selective oxidation of AlGaAs for a next-generation laser made of photonic crystal

Hideki Momose, Takayuki Kawano, Fumitaro Ishikawa, Masato Morifuji, Masahiko Kondow

2008/05　Research paper (other academic)

Experimental study of hydrostatic and shear deformation potential in Ga1-y Iny Nx As1-x alloys using a piezoelectric photothermal spectroscopy

T. Ikari, S. Fukushima, Y. Ohta, A. Fukuyama, S. D. Wu, F. Ishikawa, M. Kondow

Physical Review B - Condensed Matter and Materials Physics　Vol. 77　No. 12　2008/03/10　Research paper (scientific journal)

Selective oxidation of AlGaAs for GaInNAs photonic-crystal lasers

T. Kawano, T. Miyaji, S. Ueda, H. Momose, M. Morifuji, F. Ishikawa, M. Kondow

2008/03　Research paper (other academic)

N2 flow induced unintentional incorporation of Al during the growth of molecular beam epitaxy

F. Ishikawa, M. Kato, M. Uchiyama, K. Higashi, S. D. Wu, M. Kondow

2008/03　Research paper (other academic)

Nitrogen gas flow driven unintentional incorporation of al during the growth of dilute nitride semiconductor by plasma-assisted molecular beam epitaxy

Shudong Wu, Masakazu Kato, Masayuki Uchiyama, Kotaro Higashi, Fumitaro Ishikawa, Masahiko Kondow

APPLIED PHYSICS EXPRESS　Vol. 1　No. 3　2008/02　Research paper (scientific journal)

Effect of the unintentional incorporation of Al during the molecular beam epitaxial growth of GaInNAs quantum well

S. D. Wu, M. Kato, M. Uchiyama, K. Higashi, F. Ishikawa, M. Kondow

Physica Status Solidi (C) Current Topics in Solid State Physics　Vol. 5　No. 9　p. 2736-2739　2008　Research paper (international conference proceedings)

Phonon scattering of hot electrons in intense mid-infrared laser fields

H. Furuse, N. Mori, H. Kubo, H. Momose, M. Kondow

Physica Status Solidi (C) Current Topics in Solid State Physics　Vol. 5　No. 1　p. 286-289　2008　Research paper (international conference proceedings)

Phonon scattering of hot electrons in intense mid-infrared laser fields

H. Furuse, N. Mori, H. Kubo, H. Momose, M. Kondow

PHYSICA STATUS SOLIDI C - CURRENT TOPICS IN SOLID STATE PHYSICS, VOL 5, NO 1　Vol. 5　No. 1　p. 286-289　2008/01　Research paper (scientific journal)

Experimental study on static dielectric constant of GaInNAs

M. Uchiyama, M. Kondow, S. D. Wu, H. Momose, M. Morifuji, T. Ikari, S. Fukushima, A. Fukuyama

2008 IEEE 20TH INTERNATIONAL CONFERENCE ON INDIUM PHOSPHIDE AND RELATED MATERIALS (IPRM)　p. 633-+　2008　Research paper (international conference proceedings)

Passivation of the impact of Aluminum for the growth of high optical quality GaInNAs by molecular beam epitaxy

S. Wu, M. Kato, M. Uchiyama, K. Higashi, F. Ishikawa, M. Kondow

2007/10

In-vacuum photoluminescence measurements of GaInNAs grown by molecular beam epitaxy

M. Kato, M. Uchiyama, K. Higashi, S.D.Wu, M. Kondow, Y. Fujiwara

2007/07

Selective Oxidation of AlGaAs for Photonic Crystal Laser

Masahiko Kondow, Takayuki Kawano, Hideki Momose

JAPANESE JOURNAL OF APPLIED PHYSICS　Vol. 48　No. 5　2007/07　Research paper (scientific journal)

Recent topics in GaInNAs laser diodes

M. Kondow

2007/05

Strain induced band gap change in Ga1-xInxNAs studied by using a photo-thermal spectroscopy

S. Fukushima, Y. Ohta, M. Arimura, K. Sakai, A. Fukuyama, T. Ikari, M. Kondow

2007/05

Analysis of characteristics of nano-scale photonic crystal cavity by the finite difference time domain method

M. Morifuji, Y. Nakaya, T. Mitamura, T. Kawano, H. Momose, M. Kondow

2006/11

Low-threshold GaInNAs single-quantum-well lasers with emission wavelength over 1.3 mu m

K. Adachi, K. Nakahara, J. Kasai, I. Kitatani, I. Tsuchiya, M. Aoki, M. Kondow

ELECTRONICS LETTERS　Vol. 42　No. 23　p. 1354-1355　2006/11　Research paper (scientific journal)

Variation of PL characteristics in rapid thermally annealed GaInNAs/GaAs multiple-quantum-well structure

T. Kitatani, J. Kasai, K. Nakahara, T. Tsuchiya, K. Adachi, M. Aoki, M. Kondow

2006/09

Nano-laser made from GaInNAs quantum well and photonic crystal structure

M. Morifuji, M. Kondow, H. Momose, N. Mori

2006/07

Numerical study on formation of electronic quantum states due to self-coherency in a non-periodic system

Katsuya Ikegami, Masato Morifuji, Hideki Momose, Masahiko Kondow

PHYSICA E-LOW-DIMENSIONAL SYSTEMS & NANOSTRUCTURES　Vol. 33　No. 2　p. 381-387　2006/07　Research paper (scientific journal)

Studies of quantum levels in GaInNAs single quantum wells

Sho Shirakata, Masahiko Kondow, Takeshi Kitatani

PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE　Vol. 203　No. 11　p. 2680-2685　2006/03　Research paper (scientific journal)

Nano-laser made of photonic laser

M. Morifuji, M. Kondow, H. Momose, N. Mori

2006/01

Raman studies of lattice and local vibrational modes of GaInNAs prepared by molecular beam epitaxy

Sho Shirakata, Masahiko Kondow, Takeshi Kitatani

Journal of Physics and Chemistry of Solids　Vol. 66　No. 11　p. 2119-2122　2005/11　Research paper (international conference proceedings)

Piezoelectric photothermal and surface photovoltage spectra in extremely thin GaInNAs/GaAs single quantum well

S. Fukushima, T. Ikari, A. Fukuyama, K. Sakai, H.Yokoyama, M. Kondow

2005 International Semiconductor Device Research Symposium 2005　Vol. 1596163　p. 416-417　2005/09　Research paper (international conference proceedings)

Polarized raman spectra and n-related local vibrational mode in GaNAs and GaInNAs epitaxial layers grown on GaAs

Sho Shirakata, Masahiko Kondow, Takeshi Kitatani

Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers　Vol. 44　No. 6 A　p. 4019-4021　2005/06　Research paper (scientific journal)

Raman studies of lattice and local vibration modes of GaInNAs prepared by molecular beam epitaxy

S. Shirakata, M. Kondow, T. Kitatani

14th International Conference on Ternary and Multinary Compounds　2004/09　Research paper (international conference proceedings)

Residual impurities in MBE-grown GaInNAs laser diodes

M. Kondow, M. Kudo, S. Tanaka, S. Fujisaki, K. Nakahara

13th International Conference on Molecular Beam Epitaxy　2004/08　Research paper (international conference proceedings)

Annealing in GaInNAs system

M. Kondow, T. Kitatani, S. Shirakata

Journal of Physics: Condensed Matter　2004/08　Research paper (scientific journal)

Temperature and thickness dependences of electron nonradiative transition in GaInNAs/GaAs SQW investigated by means of a piezoelectric photothermal spectroscopy

S. Fukushima, K. Nozoe, T. Saisho, T. Ikari, M. Kondow

IEE Proc. Optoelectronics, 151, 297-300 (2004)　2004/05　Research paper (international conference proceedings)

High-speed GaInNAs laser diodes

M. Kondow, K. Nakahara, S. Fujisaki, S. Tanaka, M. Kudo, T. Taniguchi, A. Terano, H. Uchiyama

Proceedings of SPIE - The International Society for Optical Engineering　Vol. 5365　p. 29-39　2004　Research paper (international conference proceedings)

Investigation of the electron nonradiative transition in extremely thin GaInNAs/GaAs single quantum well by using a piezoelectric photothermal spectroscopy

Kenji Imai, Shin-Ichi Fukushima, Tetsuo Ikari, Masahiko Kondow

Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers　Vol. 43　No. 5 B　p. 2942-2945　2004　Research paper (international conference proceedings)

GaInNAs lasers - Current status and issues of GaInNAs lasers -

M. Kondow, K. Nakahara, S. Fujisaki, S. Tanaka, M. Kudo, T. Taniguchi, A. Terano, H. Uchiyama

Pre-Conference of IEEE International Semiconductor Laser Conference 2004　2003/12　Research paper (international conference proceedings)

Optical properties of GaInNAs/GaAs prepared by molecular beam epitaxy

S Shirakata, M Kondow, T Kitatani

JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS　Vol. 64　No. 9-10　p. 1533-1537　2003/09　Research paper (scientific journal)

Amplified spontaneous emission measurement of GaInNAs laser wafers with and without rapid thermal annealing

S Nakatsuka, M Kondow, M Aoki, M Kudo, T Kitatani, S Tsuji

JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS　Vol. 42　No. 8B　p. L1012-L1014　2003/08　Research paper (scientific journal)

Infrared Absorption Spectrum of GaInNAs

M. Kondow, T. Kitatani, S. Shirakata

Japanese Journal of Applied Physics　Vol. 42　No. 7　p. 4286-4287　2003/07　Research paper (scientific journal)

Optical absorption spectra of thin GaInNAs single quantum wells investigated by means of piezoelectric photothermal spectroscopy

Tetsuo Ikari, Kenji Imai, Atsushi Ito, Masahiko Kondow

Applied Physics Letters　Vol. 82　No. 19　p. 3302-3303　2003/05/12　Research paper (scientific journal)

GalnNAs Laser Diodes

KONDOW Masahiko

The Journal of the Institute of Electronics,Information and Communication Engineers　Vol. 86　No. 2　p. 92-95　2003/02

Progress in research into mixed group-V nitride alloys

M. Kondow, T. Kitatani

IEE Proceedings: Optoelectronics　Vol. 150　No. 1　p. 9-11　2003/02　Research paper (scientific journal)

Temperature variation of nonradiative electron transitions in galnNAs/GaAs SQW investigated by a piezoelectric photothermal spectroscopy

Tetsuo Ikari, Kenji Imai, Sin-Ichi Fukushima, Masahiko Kondow

2003 International Semiconductor Device Research Symposium, ISDRS 2003 - Proceedings　p. 225-226　2003　Research paper (international conference proceedings)

Electron effective mass of Ga0.7In0.3NxAs1-x

M. Kondow, S. Fujisaki, S. Shirakata, T. Ikari, T. Kitatani

IEEE International Symposium on Compound Semiconductors, Proceedings　Vol. 2003-　p. 76-77　2003　Research paper (international conference proceedings)

Long-wavelength GaInNAs laser

CPT 2003　2003/01　Research paper (international conference proceedings)

High-Speed Operation of GaInNAs Edge Emitting Lasers

KONDOW M.

LEOS2002, Proceedings　2002/11　Research paper (international conference proceedings)

Uncooled reliable 10-Gbit/s operation of GaInNAs-SQW laser

M. Aoki, M. Kondow, T. Kitatani, S. Nakatsuka, M. Kudo, S. Tsuji

18th IEEE International Semiconductor Laser Conference　2002/09　Research paper (international conference proceedings)

Progress in research into mixed group-V nitride alloys

M. Kondow, T. Kitatani

International Research Workshop on Physics and Technology of Dilute Nitrides for Optical Communications　2002/09　Research paper (international conference proceedings)

Using spectroscopic ellipsometry to characterize material parameters for use in VCSELs: low Ga-content in AlGaAs (less than 10%) and the refractive index of lateral-oxidation-formed Al(Ga)O

T. Kitatani, M. Kondow, S. Tsuji

7th Optoelectronics and Communication Conference　2002/07　Research paper (international conference proceedings)

Excitation intensity dependence of photoluminescence spectra in GaInNAs

S. Shirakata, M. Kondow, T. Kitatani

Japanese Journal of Applied Physics　2002/04　Research paper (scientific journal)

Variation in photoluminescence of highly strained GaInNAs/GaAs multiple-quantum-well structures with different thickness GaAs barrier layers

T Kitatani, M Kondow, M Kudo

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS　Vol. 41　No. 1　p. 32-35　2002/04　Research paper (scientific journal)

Temperature-dependent photoluminescence of high-quality GaInNAs single quantum wells

S Shirakata, M Kondow, T Kitatani

APPLIED PHYSICS LETTERS　Vol. 80　No. 12　p. 2087-2089　2002/04　Research paper (scientific journal)

Molecular beam epitaxy of GaNAs and GaInNAs

M Kondow, T Kitatani

SEMICONDUCTOR SCIENCE AND TECHNOLOGY　Vol. 17　No. 8　p. 746-754　2002/04　Research paper (scientific journal)

Estimation of low Ga-content (less than 10%) in AlGaAs by spectroscopic ellipsometry

T Kitatani, M Kondow

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS　Vol. 41　No. 10　p. 6236-6239　2002/04　Research paper (scientific journal)

Characterization of the refractive index of lateral-oxidation-formed AlxOy by spectroscopic ellipsometry

T Kitatani, M Kondow

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS　Vol. 41　No. 5A　p. 2954-2957　2002/04　Research paper (scientific journal)

Excitation intensity dependence of photoluminescence spectra in GaInNAs single quantum wells

Sho Shirakata, Masahiko Kondow, Takeshi Kitatani

Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers　Vol. 41　No. 4　p. 2082-2083　2002　Research paper (scientific journal)

Reliable uncooled 10-Gbit/s operation of GaInNAs-SQW laser

M. Aoki, M. Kondow, T. Kitatani, S. Nakatsuka, M. Kudo, S. Tsuji

Conference Digest - IEEE International Semiconductor Laser Conference　p. 63-64　2002　Research paper (international conference proceedings)

Present State of Long-Wavelength Vertical-Cavity Surface-Emitting Lasers.

KONDOW Masahiko

rle　Vol. 29　No. 12　p. 773-778　2001/12

Improved Crystallinity of GaInNAs by Additional Rapid Thermal Annealing

M. Kondow, T. Kitatani, M. Aoki, S. Nakatsuka

IEEE/LEOS 2001 annual meeting　2001/11　Research paper (international conference proceedings)

Infrared absorption of thermally annealed GaInNAs

T. Kitatani, M. Kondow, M. Kudo

43rd Electronic Material Conference　2001/06　Research paper (international conference proceedings)

Teansition of Infrared Absorption Peaks in Thermally Annealed GaInNAs.

Kitatani Takeshi, Kondow Masahiko, Kudo Makoto

Japanese Journal of Applied Physics　Vol. 40　No. 7　p. L750-L752　2001/04　Research paper (scientific journal)

Photoluminescence and photoreflectance of GaInNAs single quantum well

S. Shirakata, M. Kondow, T. Kitatani

Applied Physics Letters　2001/04　Research paper (scientific journal)

Molecular beam epitaxy of GaInNAs by using solid source arsenic

T. Kitatani, M. Kondow, T. Tanaka

Journal of Crystal Growth　2001/04　Research paper (scientific journal)

Improved crystallinity of GaInNAs by additional rapid thermal annealing (RTA)

M. Kondow, T. Kitatani, M. Aoki, S. Nakatsuka, M. Kudo

Conference Proceedings - Lasers and Electro-Optics Society Annual Meeting-LEOS　Vol. 2　p. 622-623　2001　Research paper (international conference proceedings)

In situ annealing of GaInNAs up to 600°C

M. Kondow, T. Kitatani

Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers　Vol. 40　No. 1　p. 108-109　2001　Research paper (scientific journal)

High quality GaInNAs active layers for 1.3-mu m lasers

T Kitatani, M Kondow, T Tanaka

IN-PLANE SEMICONDUCTOR LASERS V　Vol. 4287　p. 154-161　2001/01　Research paper (international conference proceedings)

In-situ annealing of GaInNAs at high temperatures

M. Kondow, T. Kitatani, T. Tanaka

IEEE/LEOS 2000 annual meeting　2000/11　Research paper (international conference proceedings)

Molecular beam epitaxy of GaInNAs by using solid source arsenic

T. Kitatani, M. Kondow, T. Tanaka

11th International Conference on Molecular Beam Epitaxy　2000/09　Research paper (international conference proceedings)

Recent Progress in GaInNAs Laser

T. Kitatani, M. Kondow, K. Nakahara, T. Tanaka

IEICE Transaction on Electronics　2000/04　Research paper (scientific journal)

Chemical beam epitaxy of AlAs using novel group-V precursors

B. Q. Shi, M. Kondow, C. W. Tu

Journal of Crystal Growth　2000/04　Research paper (scientific journal)

In-situ etching using a novel precursor of tertiarybutylchloride (TBCl)

M. Kondow, B. Q. Shi, C. W. Tu

Journal of Crystal Growth　2000/04　Research paper (scientific journal)

A 1.3-mu m GaInNAs/GaAs single-quantum-well laser diode with a high characteristic temperature over 200 K

T Kitatani, K Nakahara, M Kondow, K Uomi, T Tanaka

JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS　Vol. 39　No. 2A　p. L86-L87　2000/04　Research paper (scientific journal)

Temperature dependence of lasing wavelength in a GaInNAs laser diode

M Kondow, T Kitatani, K Nakahara, T Tanaka

IEEE PHOTONICS TECHNOLOGY LETTERS　Vol. 12　No. 7　p. 777-779　2000/04　Research paper (scientific journal)

GaInNAs for VCSELs

M. Kondow, T. Kitatani, T. Tanaka

Internatinal Symposium on Ultraparallel Optoelectronics　2000/02　Research paper (international conference proceedings)

Effects of thermal annealing procedure and a strained intermediate layer on a highly-strained GaInNAs/GaAs double-quantum-well structure

T. Kitatani, M. Kondow, T. Tanaka

Journal of Crystal Growth　Vol. 221　No. 1-4　p. 491-495　2000　Research paper (scientific journal)

Mechanism analysis of improved GaInNAs optical properties through thermal annealing

T. Kitatani, K. Nakahara, M. Kondow, K. Uomi, T. Tanaka

Journal of Crystal Growth　Vol. 209　No. 2-3　p. 345-349　2000　Research paper (scientific journal)

Improved characteristic temperature (T-0) of a 1.3-mu m GaInNAs/GaAs single-quantum-well laser diode through thermal annealing

T Kitatani, M Kondow, K Nakahara, K Uomi, T Tanaka

THIN FILMS FOR OPTICAL WAVEGUIDE DEVICES AND MATERIALS FOR OPTICAL LIMITING　Vol. 597　p. 33-38　2000　Research paper (international conference proceedings)

Excellent characteristic temperature (T0) through thermal annealing of a 1.3-μm GaInNAs/GaAs single-quantum-well laser diode

T. Kitatani, M. Kondow, K. Nakahara, K. Uomi, T. Tanaka

1999 Materials Research Society Fall Meeting　1999/11　Research paper (international conference proceedings)

Chemical beam epitaxy of AlAs using novel group-V precursors

B. Q. Shi, M. Kondow, C. W. Tu

7th International Conference on Chemical Beam Epitaxy　1999/07　Research paper (international conference proceedings)

In-situ etching using a novel precursor of tertiarybutylchloride (TBCl)

M. Kondow, B. Q. Shi, C. W. Tu

7th International Conference on Chemical Beam Epitaxy　1999/07　Research paper (international conference proceedings)

A 1.3-.MU.m GaInNAs Laser Diode with a Lifetime of over 1000 Hours.

Kondow Masahiko, Kitatani Takeshi, Nakahara Kouji, Tanaka Toshiaki

Japanese Journal of Applied Physics　Vol. 38　No. 12　p. L1355-L1356　1999/04　Research paper (scientific journal)

Analysis of band offset in GaNAs/GaAs by x-ray photoelectron spectroscopy

T. Kitatani, M. Kondow, T. Kikawa, Y. Yazawa, M. Okai, K. Uomi

Japanese Journal of Applied Physics　Vol. 38　No. 9　p. 5003-5006　1999/04　Research paper (scientific journal)

Chemical beam etching of GaAs using a novel precursor of tertiarybutylchloride (TBCl)

M Kondow, BQ Shi, CW Tu

JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS　Vol. 38　No. 6AB　p. L617-L619　1999/04　Research paper (scientific journal)

Effects of rapid thermal annealing on GaInNAs GaAs multiple quantum wells

HP Xin, KL Kavanagh, M Kondow, CW Tu

JOURNAL OF CRYSTAL GROWTH　Vol. 201　p. 419-422　1999/04　Research paper (scientific journal)

Characterization of the material properties of GaInNAs for long wavelength semiconductor lasers

T. Kitatani, M. Kondow, K. Shinoda, T. Kikawa, Y. Yazawa, K. Uomi

16th Semiconductor Laser Symposium　1999/03　Research paper (international conference proceedings)

Nitrogen incorporation rate, optimal growth temperature, and AsH3-flow rate in GaInNAs growth by gas-source MBE using N-radicals as an N-source

T. Kitatani, M. Kondow, K. Nakahara, M. C. Larson, Y. Yazawa, M. Okai, K. Uomi

Journal of Crystal Growth　Vol. 201　p. 351-354　1999　Research paper (scientific journal)

Material properties of GaInNAs for long-wavelength laser diodes with excellent high-temperature performance

M. Kondow, T. Kitatani, K. Nakahara, K. Uomi

IEEE/LEOS 1998 annual meeting　1998/12　Research paper (international conference proceedings)

Band offset analysis of GaNAs/GaAs by x-ray photoelectron spectroscopy

T. Kitatani, M. Kondow, T. Kikawa, Y. Yazawa, M. Okai, K. Uomi

1998 International Conference on Solid State Devices and Materials　1998/09　Research paper (international conference proceedings)

Progress in GaInNAs semiconductor lasers

M Kondow, MC Larson, T Kitatani, K Nakahara, K Uomi

1998 INTERNATIONAL CONFERENCE ON INDIUM PHOSPHIDE AND RELATED MATERIALS - CONFERENCE PROCEEDINGS　p. 333-336　1998/05　Research paper (international conference proceedings)

Extremely large refractive index of strained GaInNAs thin films

T Kitatani, M Kondow, K Shinoda, Y Yazawa, M Okai, K Uomi

1998 INTERNATIONAL CONFERENCE ON INDIUM PHOSPHIDE AND RELATED MATERIALS - CONFERENCE PROCEEDINGS　p. 341-344　1998/05　Research paper (international conference proceedings)

Index-Guide GaInNAs Laser Diode for Optical Communications.

Nakatsuka Shin"ichi, Kondow Masahiko, Kitatani Takeshi, Yazawa Yoshiaki, Okai Makoto

Japanese Journal of Applied Physics　Vol. 37　No. 3　p. 1380-1382　1998/04　Research paper (scientific journal)

Characterization of the refractive index of strained GaInNAs layers by spectroscopic ellipsometry

T Kitatani, M Kondow, K Shinoda, Y Yazawa, M Okai

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS　Vol. 37　No. 3A　p. 753-757　1998/04　Research paper (scientific journal)

GaInNAs-GaAs long-wavelength vertical-cavity surface-emitting laser diodes

MC Larson, M Kondow, T Kitatani, K Nakahara, K Tamura, H Inoue, K Uomi

IEEE PHOTONICS TECHNOLOGY LETTERS　Vol. 10　No. 2　p. 188-190　1998/04　Research paper (scientific journal)

Gas-source MBE of GaInNAs for long-wavelength laser diodes

M Kondow, T Kitatani, MC Larson, K Nakahara, K Uomi, H Inoue

JOURNAL OF CRYSTAL GROWTH　Vol. 188　No. 1-4　p. 255-259　1998/04　Research paper (scientific journal)

Temperature dependence of the threshold current and the lasing wavelength in 1.3-mu m GaInNAs/GaAs single quantum well laser diode

T Kitatani, M Kondow, K Nakahara, MC Larson, K Uomi

OPTICAL REVIEW　Vol. 5　No. 2　p. 69-71　1998/04　Research paper (scientific journal)

Temperature dependence of the threshold current and the lasing wavelength in 1.3-μm GaInNas/GaAs single quantum well laser diode

Takeshi Kitatani, Masahiko Kondow, Koji Nakahara, M. C. Larson, Kazuhisa Uomi

Optical Review　Vol. 5　No. 2　p. 69-71　1998　Research paper (scientific journal)

1.3-μm continuous-wave lasing operation in GaInNAs quantum-well lasers

K. Nakahara, M. Kondow, T. Kitatani, M. C. Larson, K. Uomi

IEEE Photonics Technology Letters　Vol. 10　No. 4　p. 487-488　1998　Research paper (scientific journal)

Progress in GaInNAs/GaAs long-wavelength vertical-cavity surface-emitting lasers

MC Larson, M Kondow, T Kitatani, K Nakahara, K Tamura, Y Yazawa, M Okai, H Inoue, K Uomi

VERTICAL-CAVITY SURFACE-EMITTING LASERS II　Vol. 3286　p. 30-40　1998/01　Research paper (international conference proceedings)

GaInNAs/GaAs long-wavelength lasers

M Kondow, T Kitatani, MC Larson, K Nakahara, K Uomi, H Inoue

IN-PLANE SEMICONDUCTOR LASERS: FROM ULTRAVIOLET TO MID-INFRARED II　Vol. 3284　p. 197-204　1998/01　Research paper (international conference proceedings)

Room temperature pulsed operation of GaInNAs/GaAs long - wavelength vertical cavity lasers

M. C. Larson, M. Kondow, T. Kitatani, K. Nakahara, K. Tamura, H. Inoue, K. Uomi

IEEE/LEOS'97　Vol. 1　1997/11　Research paper (international conference proceedings)

GaInNAs lasers

M. Kondow, T. Kitatani, M. C. Larson, K. Nakahara, K. Uomi, H. Inoue

IEEE/LEOS 1997 annual meeting　1997/11　Research paper (international conference proceedings)

Index-guide GaInNAs laser diode for optical communications

S. Nakatsuka, M. Kondow, T. Kitatani, M. C. Larson, Y. Yazawa, M. Okai

1997 International Conference on Solid State Devices and Materials　Vol. 37　No. 3　p. 1380-1382　1997/09　Research paper (international conference proceedings)

Photopumped GaInNAs long-wavelength vertical cavity surface-emitting laser

M. C. Larson, M. Kondow, T. Kitatani, K. Tamura, Y. Yazawa, M. Okai

Conference on Laser and Electro-Optics Pacific Rim '97　1997/07　Research paper (international conference proceedings)

GaInNAs laser diode

M. Kondow, S. Nakatsuka, T. Kitatani, Y. Yazawa, M. Okai

Conference on Laser and Electro-Optics Pacific Rim '97　1997/07　Research paper (international conference proceedings)

GalnNAs laser diode for high temperature operation

KONDOW M.

2nd Optoelectronics and Communication Conf.　1997/06　Research paper (international conference proceedings)

GaInNAs : A novel material for long wavelength semiconductor lasers

KONDOW M.

IEEE J. Select. Topics Quantum Electron.　Vol. 3　p. 719-730　1997/04　Research paper (scientific journal)

Room-temperature lasing operation of GaInNAs-GaAs single-quantum-well laser diodes

T Kitatani, M Kondow, S Nakatsuka, Y Yazawa, M Okai

IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS　Vol. 3　No. 2　p. 206-209　1997/04　Research paper (scientific journal)

GaNAs grown by gas source molecular beam epitaxy

M Kondow, K Uomi, A Niwa, T Kitatani, S Watahiki, Y Yazawa, K Hosomi, T Mozume

SOLID-STATE ELECTRONICS　Vol. 41　No. 2　p. 209-212　1997/04　Research paper (scientific journal)

Room temperature continuous-wave photopumped operation of 1.22 mu m GaInNAs/GaAs single quantum well vertical-cavity surface-emitting laser

MC Larson, M Kondow, T Kitatani, Y Yazawa, M Okai

ELECTRONICS LETTERS　Vol. 33　No. 11　p. 959-960　1997/04　Research paper (scientific journal)

Photopumped lasing at 1.25 mu m of GaInNAs-GaAs multiple-quantum-well vertical-cavity surface-emitting lasers

MC Larson, M Kondow, T Kitatani, K Tamura, Y Yazawa, M Okai

IEEE PHOTONICS TECHNOLOGY LETTERS　Vol. 9　No. 12　p. 1549-1551　1997/04　Research paper (scientific journal)

新半導体材料: GaInNAs －光ファイバ通信用半導体レーザへの応用－

近藤正彦

光アライアンス　Vol. 8　No. 2　p. 28-31　1997/02

Long-wavelength-range laser diode using GaInNAs

M. Kondow, S. Nakatsuka, T. Kitatani, Y. Yazawa, M. Okai

SPIE International Symposium on Optoelectronics '97　1997/02　Research paper (international conference proceedings)

Continuous wave operation of GaInNAs laser diode at at room temperature

M. Kondow, S. Nakatsuka, T. Kitatani, Y. Yazawa, M. Okai

IEEE/LEOS 1996 annual meeting　1996/11　Research paper (international conference proceedings)

GaInNAs laser diode pulsed operation at 77K

KONDOW M.

OECC'96　Vol. 18　1996/07　Research paper (international conference proceedings)

Novel III-V semiconductor

M. Kondow, T. Kitatani, Y. Yazawa, M. Okai, GaInNAs/GaAs

1996 Materials Research Society -Japan Symposium　1996/05　Research paper (international conference proceedings)

GaInNAs/GaAs: Novel III-V semiconductor

M. Kondow, T. Kitatani, Y. Yazawa, M. Okai

Transaction of MRS-J　1996/04　Research paper (scientific journal)

GaInNAs: A Novel Material for Long-Wavelength-Range Laser Diodes with Excellent High-Temperature Performance.

Kondow Masahiko, Uomi Kazuhisa, Niwa Atsuko, Kitatani Takeshi, Watahiki Seiji, Yazawa Yoshiaki

Japanese Journal of Applied Physics　Vol. 35　No. 2　p. 1273-1275　1996/04　Research paper (scientific journal)

Extremely large N content (up to 10%) in GaNAs grown by gas-source molecular beam epitaxy

M Kondow, K Uomi, T Kitatani, S Watahiki, Y Yazawa

JOURNAL OF CRYSTAL GROWTH　Vol. 164　No. 1-4　p. 175-179　1996/04　Research paper (scientific journal)

Room-temperature pulsed operation of GaInNAs laser diodes with excellent high-temperature performance

M Kondow, S Nakatsuka, T Kitatani, Y Yazawa, M Okai

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS　Vol. 35　No. 11　p. 5711-5713　1996/04　Research paper (scientific journal)

Room-temperature continuous-wave operation of GaInNAs/GaAs laser diode

M Kondow, S Natatsuka, T Kitatani, Y Yazawa, M Okai

ELECTRONICS LETTERS　Vol. 32　No. 24　p. 2244-2245　1996/04　Research paper (scientific journal)

Novel nitride materials : III-(N, V) alloy semiconductors

KONDOW Masahiko, UOMI Kazuhisa

Vol. 65　No. 2　p. 148-152　1996/02

Continuous wave operation of GaInNAs laser diode at room temperature

M. Kondow, S. Nakatsuka, T. Kitatani, Y. Yazawa, M. Okai

Conference Proceedings - Lasers and Electro-Optics Society Annual Meeting-LEOS　Vol. 1　p. 310-311　1996　Research paper (international conference proceedings)

Continuous-wave operation of long-wavelength GaInNAs/GaAs quantum well laser

K. Nakahara, K. Kondow, T. Kitatani, Y. Yazawa, K. Uomi

Electronics Letters　Vol. 32　No. 17　p. 1585-1586　1996　Research paper (scientific journal)

GaInNAs: A Novel Material for Long-Wavelength-Range Laser Diodes with Excellent High-Temperature Performance.

Kondow Masahiko, Uomi Kazuhisa, Niwa Atsuko, Kitatani Takeshi, Watahiki Seiji, Yazawa Yoshiaki

Japanese Journal of Applied Physics　Vol. 35　No. 2　p. 1273-1275　1995/08　Research paper (international conference proceedings)

A proposition for GaNAs/GaNP quantum well laser diodes formed on Si wafers with excellent high-temperature performance

M. Kondow, K. Uomi

Conference on Laser and Electro-Optics Pacific Rim '95　1995/07　Research paper (international conference proceedings)

ANTIPHASE DIRECT BONDING AND ITS APPLICATION TO THE FABRICATION OF INP-BASED 1.55-MU-M WAVELENGTH LASERS ON GAAS SUBSTRATES

Y OKUNO, K UOMI, M AOKI, T TANIWATARI, M SUZUKI, M KONDOW

APPLIED PHYSICS LETTERS　Vol. 66　No. 4　p. 451-453　1995/04　Research paper (scientific journal)

GS-MBE growth of GaNAs using N radical as N source suitable for fabrication of compound semiconductors on Si wafers

M. Kondow, K. Uomi, K. Hosomi, T. Mozume

8th International Conference on Molecular Beam Epitaxy　1994/08　Research paper (international conference proceedings)

Gas-source molecular beam epitaxy of GaNxAs1–x using a n radical as the n source

Masahiko Kondow, Kazuhisa Uomi, Kazuhiko Hosomi, Teruo Mozume

Japanese Journal of Applied Physics　Vol. 33　No. 8　p. L1056-L1058　1994　Research paper (scientific journal)

Effect of cap layer and cooling atmosphere on the hole concentration of p(Zn)-AlGaInP grown by organometallic vapor phase epitaxy

S. Minagawa, M. Kondow, H. Yanagisawa, T. Tanaka

Journal of Crystal Growth　Vol. 118　No. 3-4　p. 425-429　1992/04/01　Research paper (scientific journal)

Effect of substrate orientation on Zn-doping of AlGaInP grown by atmospheric pressure organometallic vapor phase epitaxy

S. Minagawa, M. Kondow

Journal of Electronic Materials　1992/04　Research paper (scientific journal)

Low temperature photoluminescence of AlGaInP/GaInP quantum well structure

M. Kondow, H. Yanagisawa, S. Minagawa

7th International Conference on Vapour Growth and Epitaxy　1991/07　Research paper (international conference proceedings)

Characterization of OMVPE-grown AlGaInP by optical spectroscopy

S. Minagawa, M. Kondow

1990 SPIE International Conference on Modulation Spectroscopy　1990/08　Research paper (international conference proceedings)

Ordering and bandgap shrinkage in AlGaInP alloy semiconductor

M. Kondow, S. Minagawa, H. Kakibayashi

32nd Electronic Materials Conference　1990/06　Research paper (international conference proceedings)

Ordered structure in the OMVPE-grown Ga0.7In0.3P alloy

M. Kondow, H. Kakibayashi, S. Minagawa

Institute Physics Conference Series　1990/04　Research paper (scientific journal)

Effect of substrate orientation on Zn-doping of AlGaInP grown by atmospheric OMVPE

S. Minagawa, M. Kondow

31st Electronic Materials Conference　1989/07　Research paper (international conference proceedings)

Disappearance of long-range ordering in Ga0.5In0.5P with tilting of substrate from (100) towards (511)A

S. Minagawa, M. Kondow, H. Kakibayashi

Electronics Letters　1989/04　Research paper (scientific journal)

Zinc-doping of (511)A layers of (Al0.6Ga0.4)0.5In0.5P grown by atmospheric metalorganic vapour phase epitaxy

S. Minagawa, M. Kondow

Electronics Letters　1989/04　Research paper (scientific journal)

ROOM-TEMPERATURE CONTINUOUS-WAVE OPERATION OF SHORT-WAVELENGTH GAINP/AIGAINP LASER GROWN ON (511)A GAAS SUBSTRATE BY METALORGANIC VAPOR-PHASE EPITAXY

S MINAGAWA, T TANAKA, M KONDOW

ELECTRONICS LETTERS　Vol. 25　No. 14　p. 925-926　1989/04　Research paper (scientific journal)

DEPENDENCE OF PHOTOLUMINESCENCE PEAK ENERGY OF MOVPE-GROWN ALGAINP ON SUBSTRATE ORIENTATION

S MINAGAWA, M KONDOW

ELECTRONICS LETTERS　Vol. 25　No. 12　p. 758-759　1989/04　Research paper (scientific journal)

CRYSTALLINITY OF INGAPAS EPITAXIAL LAYERS REVEALED IN EQUAL THICKNESS FRINGES IN TRANSMISSION ELECTRON-MICROSCOPY

M KONDOW, H KAKIBAYASHI, T NISHINO, Y HAMAKAWA

JOURNAL OF APPLIED PHYSICS　Vol. 65　No. 7　p. 2699-2702　1989/04　Research paper (scientific journal)

Ordered structure in Ga0.7In0.3P alloy

Masahiko Kondow, Hiroshi Kakibayashi, Toshiaki Tanaka, Shigekazu Minagawa

Physical Review Letters　Vol. 63　No. 8　p. 884-886　1989　Research paper (scientific journal)

Atomic arrangement of spontaneously ordered Al0.5In0.5P/GaAs

Masahiko Kondow, Hiroshi Kakibayashi, Shigekazu Minagawa

Physical Review B　Vol. 40　No. 2　p. 1159-1163　1989　Research paper (scientific journal)

Anomalous temperature dependence of the ordered Ga0.5In 0.5P photoluminescence spectrum

Masahiko Kondow, Shigekazu Minagawa, Youji Inoue, Taneo Nishino, Yoshihiro Hamakawa

Applied Physics Letters　Vol. 54　No. 18　p. 1760-1762　1989　Research paper (scientific journal)

Electroreflectance of Ga0.5In0.5P alloy grown by organometallic vapor phase epitaxy

Y. Inoue, T. Nishino, Y. Hamakawa, M. Kondow, S. Minagawa

Optoelectronics　1988/04　Research paper (scientific journal)

ORDERED STRUCTURE IN OMVPE-GROWN GA0.5IN0.5P

M KONDOW, H KAKIBAYASHI, S MINAGAWA

JOURNAL OF CRYSTAL GROWTH　Vol. 88　No. 2　p. 291-296　1988/04　Research paper (scientific journal)

INFLUENCE OF GROWTH TEMPERATURE ON CRYSTALLINE-STRUCTURE IN GA0.5IN0.5P GROWN BY ORGANOMETALLIC VAPOR-PHASE EPITAXY

M KONDOW, H KAKIBAYASHI, S MINAGAWA, Y INOUE, T NISHINO, Y HAMAKAWA

APPLIED PHYSICS LETTERS　Vol. 53　No. 21　p. 2053-2055　1988/04　Research paper (scientific journal)

CRYSTALLINE AND ELECTRONIC-ENERGY STRUCTURE OF OMVPE-GROWN ALGAINP/GAAS

M KONDOW, H KAKIBAYASHI, S MINAGAWA, Y INOUE, T NISHINO, Y HAMAKAWA

JOURNAL OF CRYSTAL GROWTH　Vol. 93　No. 1-4　p. 412-417　1988/04　Research paper (scientific journal)

ELECTROREFLECTANCE STUDY OF ORDERED GA0.5IN0.5P ALLOYS GROWN ON GAAS BY ORGANOMETALLIC VAPOR-PHASE EPITAXY

T NISHINO, Y INOUE, Y HAMAKAWA, M KONDOW, S MINAGAWA

APPLIED PHYSICS LETTERS　Vol. 53　No. 7　p. 583-585　1988/04　Research paper (scientific journal)

Study on photoluminescence and Raman scattering of GaInP and AlInP grown by organometallic vapor-phase epitaxy

Masahiko Kondow, Shigekazu Minagawa

Journal of Applied Physics　Vol. 64　No. 2　p. 793-796　1988　Research paper (scientific journal)

Raman scattering from AlGaInP

Masahiko Kondow, Shigekazu Minagawa, Shin Satoh

Applied Physics Letters　Vol. 51　No. 24　p. 2001-2003　1987　Research paper (scientific journal)

Characterization of interface stress at InGaPAs/GaAs by CR-related luminescence line in GaAs

S. Shirakata, Y. Fujiwara, M. Kondow, T. Nishino, Y. Hamakawa

J. Electronic Materials　Vol. 15　p. 323-329　1986/04　Research paper (scientific journal)

Influence of immiscibility in liquid-phase epitaxy growth of InGaPAs on GaAs

Masahiko Kondo, Sho Shirakata, Taneo Nishino, Yoshihiro Hamakawa

Journal of Applied Physics　Vol. 60　No. 10　p. 3539-3545　1986　Research paper (scientific journal)

Electroreflectance and photoluminescence studies of in1-x xgaxp1-x asy lattice-matched to gaas

Sho Shirakata, Masahiko Kondo, Taneo Nishino, Yoshihiro Hamakawa

Japanese Journal of Applied Physics　Vol. 25　No. 3 R　p. 435-439　1986　Research paper (scientific journal)

INTERFACE STRESS AT InGaPAs/GaAs HETEROJUNCTION.

Sho Shirakata, Yasufumi Fujiwara, Masahiko Kondo, Taneo Nishino, Yoshihiro Hamakawa

Conference on Solid State Devices and Materials　p. 205-208　1985　Research paper (international conference proceedings)

A study on lpe growth of in1-xgaxp1-yasy(Y=0) on (100) gaas substrate

Masahiko Kondo, Sho Shirakata, Akihito Tsushi, Taneo Nishino, Yoshihiro Hamakawa

Japanese Journal of Applied Physics　Vol. 24　No. 7 R　p. 806-811　1985　Research paper (scientific journal)

Lpe growth of in1-x:Gajc p0.96as0.04 on gaas substrate by two-phase melt method

Sho Shirakata, Masahiko Kondo, Akihito Tsushi, Taneo Nishino, Yoshihiro Hamakawa, Tetsuya Kariya12

Japanese Journal of Applied Physics　Vol. 24　No. 5 R　p. 524-529　1985　Research paper (scientific journal)