Yamamoto Naokatsu 山本直克

… Alternative Names

山本直克ヤマモトナオカツ

YAMAMOTO Naokatsu 山本直克

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Researcher Number	60328523
Other IDs
Affiliation (Current)	2025: 国立研究開発法人情報通信研究機構, ネットワーク研究所フォトニックICT研究センター, 副研究センター長
Affiliation (based on the past Project Information) *help	2021 – 2023: 国立研究開発法人情報通信研究機構, ネットワーク研究所フォトニックICT研究センター, 副研究センター長 2018 – 2020: 国立研究開発法人情報通信研究機構, ネットワークシステム研究所ネットワーク基盤研究室, 室長 2016: 国立研究開発法人情報通信研究機構, ネットワークシステム研究所ネットワーク基盤研究室, 研究マネージャー 2015: 国立研究開発法人情報通信研究機構, 光ネットワーク研究所光通信基盤研究室, 室長 2014: 独立行政法人情報通信研究機構, 光ネットワーク研究所光通信基盤研究室, 室長 … More 2010: 独立行政法人情報通信研究機構, 第一研究部門新世代ネットワーク研究センター, 研究員 2009: National Institute of Information and Communications Technology, 新世代ネットワーク研究センター・先端ICTデバイスグループ, 主任研究員 2008 – 2009: National Institute of Information and Communications Technology, 新世代ネットワーク研究センター先端ICTデバイスグループ, 主任研究員 2008: 独立行政法人情報通信研究機構, 第一研究部門新世代ネットワーク研究センター・先端ICTデバイスグループ, 主任研究員 Less
Review Section/Research Field	Principal Investigator Nano/Microsystems / Structural/Functional materials Except Principal Investigator Basic Section 21030:Measurement engineering-related / Medium-sized Section 21:Electrical and electronic engineering and related fields / Electronic materials/Electric materials
Keywords	Principal Investigator 量子ドット / ナノ材料 / 光デバイス / フォトニックナノチューブ / スポットサイズ変換 / ホーリーファイバ / 半導体レーザ / プラズモニクス / シリコンフォトニクス / ヘテロジニアス … More / 光増幅器 / 不均一構造 / 結晶成長 / 広帯域発光 / 化合物半導体 / 半導体ナノ構造 … More Except Principal Investigator 光変調 / マイクロ波フォトニクス / 高速測定 / マイクロ波 / 電波 / 掃引 / 周波数 / 広帯域 / 光復調 / 光通信 / 超高速光復調 / 超高速光変調 / 光信号処理 / 光変復調 / エルビウム / 酸化珪素 / 集積回路 / 赤外光 / 希土類 / 酸化物 / 発光素子 / 赤外発光素子 / シリコンフォトニクス / 電気・電子材料 Less

Optical Discrete Time-Frequency Transform for Ultrafast Communications
- Principal Investigator
  
  Sakamoto Takahide
- Project Period (FY)
  2018 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 21:Electrical and electronic engineering and related fields
- Research Institution
  Tokyo Metropolitan University
Instantaneous Frequency Measurement by asymmetric double side-band optical modulation
- Principal Investigator
  
  Kawanishi Tetsuya
- Project Period (FY)
  2018 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 21030:Measurement engineering-related
- Research Institution
  Waseda University
Low loss coupling and compensation technology of a nano-size optical waveguide with quantum dot optical gain devicePrincipal Investigator
- Principal Investigator
  
  Yamamoto Naokatsu
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Nano/Microsystems
- Research Institution
  National Institute of Information and Communications Technology
Fabrication of injection-type infrared light emitting devices for high-speed integrated circuits and investigation of the light emission mechanism
- Principal Investigator
  
  NAKAMURA Yusui
- Project Period (FY)
  2008 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Electronic materials/Electric materials
- Research Institution
  Kumamoto University
Control of in-homogeneity of semiconductor quantum dot structurePrincipal Investigator
- Principal Investigator
  
  YAMAMOTO Naokatsu
- Project Period (FY)
  2008 – 2009
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Structural/Functional materials
- Research Institution
  National Institute of Information and Communications Technology

All 2019 2018 2017 2016 2015 2010 2009 2008 Other

All Journal Article Presentation

[Journal Article] Photonic Systems and Devices for Linear Cell Radar2019
- Author(s)
  Kawanishi Tetsuya、Kanno Atsushi、Tien Dat Pham、Umezawa Toshimasa、Yamamoto Naokatsu
- Journal Title
  
  Applied Sciences
  
  Volume: 9 Issue: 3 Pages: 554-554
- DOI
  10.3390/app9030554
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18H01454
[Journal Article] Heterogeneous quantum dot/silicon photonics-based wavelength-tunable laser diode with a 44 nm wavelength-tuning range2016
- Author(s)
  Tomohiro Kita, Naokatsu Yamamoto, Atsushi Matsumoto, Tetsuya Kawanishi, and Hirohito Yamada
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 55 Issue: 4S Pages: 04EH11-04EH11
- DOI
  10.7567/jjap.55.04eh11
- NAID
  210000146358
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-25420312, KAKENHI-PROJECT-26390043
[Journal Article] Advanced Photonic ICT Devices and Their System Applications Using Quantum-Dot Technology2015
- Author(s)
  Naokatsu Yamamoto, Kouichi Akahane, Toshimasa Umezawa, Atsushi Matsumoto, Atsushi Kanno, Tetsuya Kawanishi, Tomohiro Kita, and Hirohito Yamada
- Journal Title
  
  Proceedings of Asia Communications and Photonics Conference
  
  Volume: AM2A Pages: AM2A.1-AM2A.1
- DOI
  10.1364/acpc.2015.am2a.1
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26390043
[Journal Article] Optical Confinement Characterization of Photonic Nanotube as a Nano-structured Hollow-core Optical Fiber2015
- Author(s)
  Fakruddin Mazlan, Naokatsu Yamamoto, Hiroshi Takai, Tetsuya Kawanishi
- Journal Title
  
  電子情報通信学会　信学技報
  
  Volume: Vol. 114, No. 453, OPE2014-204 Pages: 11-14
- NAID
  110010011574
- Open Access
- Data Source
  KAKENHI-PROJECT-26390043
[Journal Article] O-band InAs/InGaAs Quantum Dot Laser Diode with Sandwiched Sub-nano Separator (SSNS) Structure2009
- Author(s)
  Naokatsu Yamamoto
- Journal Title
  
  Proceedings of Conference on Lasers and Electro Optics (DVD-ROM)
- Data Source
  KAKENHI-PROJECT-20760481
[Journal Article] O-Band InAs/InGaAs Quantum Dot Laser Diode with Sandwiched Sub-Nano Separator (SSNS) Structures2009
- Author(s)
  Naokatsu Yamamoto, Hiroki Fujioka, Kouichi Akahane, Redouane Katouf, Tetsuya Kawanishi, Hiroshi Takai, Hideyuki Sotobayashi
- Journal Title
  
  Proceedings of The Conference on Lasers and Electro-Optics (DVD-ROM)
- Data Source
  KAKENHI-PROJECT-20760481
[Journal Article] Optical Characterization and X-ray Photoelectron Spectroscopy of Erbium-Doped Silicon Suboxide Infrared Emitting at 1.5μm2008
- Author(s)
  Y.Naka, N.Yamamoto, M.Kishi, D.Miyawaki, T.Yoshida, T.Minami, K.Ito, M.Tsuchiya, Y.Nakamura
- Journal Title
  
  Jpn.J.Appl.Phys. Vol.47, No.12
  
  Pages: 8871-8873
- NAID
  40016389623
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360144
[Presentation] Experimental Demonstration of Fiber-Nonlinearity Cancellation by Photonic Homodyne Down-Conversion in Conjugated-Paired Radio-on-Fiber System2018
- Author(s)
  T. Sakamoto, G.-W. Lu, and N. Yamamoto
- Organizer
  Conference on Laser and Electro Optics (CLEO 2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H03788
[Presentation] Direct coupling between 2D-PDA and triangular/square shape aligned MCF for universal SDM photoreceiver2018
- Author(s)
  T. Umezawa, T. Sakamoto, A. Kanno, N. Yamamoto, T. Kawanishi
- Organizer
  Conference on Laser and Electro Optics (CLEO 2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H03788
[Presentation] 28Gbps PAM4 60GHz Radio over Fiber System by Injection Locking Two-Tone Light to Directly-Modulated Laser2018
- Author(s)
  G.-W. Lu, R.S. Luis, H. Toda, J. Cui, T. Sakamoto, H. Wang, Y. Ji, and N. Yamamoto
- Organizer
  Conference on Laser and Electro Optics (CLEO 2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H03788
[Presentation] Numerical investigation on spatial coherent matched detection for detection of spatially multiplexed signals2018
- Author(s)
  T. Sakamoto, T. Umezawa, N. Yamamoto, and T. Kawanishi
- Organizer
  SPIE Photonics West
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H03788
[Presentation] Silicon Photonic Wavelength Tunable Lasers for High-capacity Optical Communication System2017
- Author(s)
  Tomohiro Kita, Hiroyuki Yamazaki, Naokatsu Yamamoto, Hirohito Yamada
- Organizer
  Optical Fiber Communications Conference 2017
- Place of Presentation
  ロスアンゼルス（米国）
- Year and Date
  2017-03-22
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26390043
[Presentation] 超広帯域量子ドット光デバイス技術ー光・高周波融合中短距離ネットワークへの展開ー2017
- Author(s)
  山本直克
- Organizer
  一般財団法人光産業技術振興協会フォトニックデバイス・応用技術研究会
- Place of Presentation
  AP品川アネックス（東京都港区）
- Year and Date
  2017-01-11
- Invited
- Data Source
  KAKENHI-PROJECT-26390043
[Presentation] Advanced Photonic ICT Devices and Their System Applications Using Quantum-Dot Technology2015
- Author(s)
  Naokatsu Yamamoto, Kouichi Akahane, Toshimasa Umezawa, Atsushi Matsumoto, Atsushi Kanno, Tetsuya Kawanishi, Tomohiro Kita, and Hirohito Yamada
- Organizer
  Asia Communications and Photonics Conference 2015
- Place of Presentation
  Hong Kong conference and exhibition center, 中国・香港
- Year and Date
  2015-11-19
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26390043
[Presentation] Monolithically Integrated Quantum Dot Optical Modulator with Semiconductor Optical Amplifier for T-Band Optical Communication2015
- Author(s)
  Naokatsu Yamamoto, Kouichi Akahane, Toshimasa Umezawa, Atsushi Matsumoto, Atsushi Matsumoto, Tetsuya Kawanishi
- Organizer
  Solid State Device and Materials Conference (SSDM) 2015
- Place of Presentation
  札幌コンベンションセンター
- Year and Date
  2015-09-29
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26390043
[Presentation] Tバンドにおける半導体光アンプ集積・量子ドット光変調デバイス2015
- Author(s)
  江森俊文、山本直克、赤羽浩一、梅沢俊匡、松本敦、川西哲也、渡辺克樹、高井裕司
- Organizer
  第76回応用物理学会秋季学術講演会
- Place of Presentation
  名古屋国際会議場
- Year and Date
  2015-09-16
- Data Source
  KAKENHI-PROJECT-26390043
[Presentation] エルビウム添加シリコン酸化膜を用いた光導波路の特性評価2010
- Author(s)
  中良弘, 山本直克, 伊藤功三郎, 高武明真, 土屋昌弘, 中村有水
- Organizer
  2010年春季第57回応用物理学関係連合講演会
- Place of Presentation
  17p-P3-6(東海大学湘南キャンパス)
- Year and Date
  2010-03-17
- Data Source
  KAKENHI-PROJECT-20360144
[Presentation] Er添加Si酸化膜を用いた電流注入による1.5μm赤外発光2009
- Author(s)
  中野誠一, 曽根田真也, 美並聖, 高武明真, 中良弘, 山本直克, 土屋昌弘, 中村有水
- Organizer
  2009年春季第56回応用物理学関係連合講演会
- Place of Presentation
  30a-P4-27(筑波大学筑波キャンパス)
- Year and Date
  2009-03-30
- Data Source
  KAKENHI-PROJECT-20360144
[Presentation] 次世代超広帯域光伝送のフロンティア技術(チュートリアル講演)2009
- Author(s)
  山本直克
- Organizer
  電子情報通信学会フォトニックネットワーク研究会
- Place of Presentation
  日本女子大・東京
- Year and Date
  2009-12-11
- Data Source
  KAKENHI-PROJECT-20760481
[Presentation] Er添加SiOx薄膜の赤外発光における内部量子効率測定と作製条件の最適化2009
- Author(s)
  住吉猛, 疋田創, 中野誠一, 曽根田真也, 高武明真, 中良弘, 山本直克, 土屋昌弘, 中村有水
- Organizer
  平成21年度応用物理学会九州支部学術講演会
- Place of Presentation
  21Ca-1(熊本大学)
- Year and Date
  2009-11-21
- Data Source
  KAKENHI-PROJECT-20360144
[Presentation] Er添加SiOx薄膜の1.5μm発光における内部量子効率測定2009
- Author(s)
  疋田創, 住吉猛, 中野誠一, 曽根田真也, 高武明真, 中良弘, 山本直克, 土屋昌弘, 中村有水
- Organizer
  2009年秋季第70回応用物理学会学術講演会
- Place of Presentation
  30a-TC-4(富山大学)
- Year and Date
  2009-09-10
- Data Source
  KAKENHI-PROJECT-20360144
[Presentation] 変調量子ドット構造によるブロードバンド光源の作製2009
- Author(s)
  山本直克
- Organizer
  2009年秋季第70回応用物理学会学術講演会
- Place of Presentation
  富山大学・富山
- Year and Date
  2009-09-08
- Data Source
  KAKENHI-PROJECT-20760481
[Presentation] O-band InAs/InGaAs Quantum Dot Laser Diode with Sandwiched Sub-nano Separator (SSNS) Structure2009
- Author(s)
  山本直克
- Organizer
  Conference on Lasers and Electro Optics (CLEO)
- Place of Presentation
  バルチモアコンベンションセンター・バルチモア・アメリカ
- Year and Date
  2009-06-04
- Data Source
  KAKENHI-PROJECT-20760481
[Presentation] 1.5μm Photoluminescence from Conductive Er-doped SnOx2008
- Author(s)
  K.Kisu, S.Soneda, A.Kotake, Y.Naka, N.Yamamoto, M.Tsuchiya, Y.Nakamura
- Organizer
  Extended Abstracts of the 2008 International Conference on Solid State Devices and Materials
- Place of Presentation
  P-8-4(558-559)(Tsukuba International Congress Center, Ibaraki, Japan.)
- Year and Date
  2008-09-25
- Data Source
  KAKENHI-PROJECT-20360144
[Presentation] Control of density and emission wavelength of III-V semiconductor quantum dots2008
- Author(s)
  山本直克
- Organizer
  Australia Japan Nanophotonics workshop
- Place of Presentation
  キャンベラ・オーストラリア
- Year and Date
  2008-12-10
- Data Source
  KAKENHI-PROJECT-20760481
[Presentation] Control on density and emission wavelength of III-V semiconductor quantum dot2008
- Author(s)
  山本直克
- Organizer
  Australia Japan Nanophotonics workshop
- Place of Presentation
  キャンベラ・オーストラリア
- Year and Date
  2008-12-10
- Data Source
  KAKENHI-PROJECT-20760481
[Presentation] O-Band InAs/InGaAs Quantum Dot Laser Diode with Sandwiched Sub-Nano Separator (SSNS) Structures2008
- Author(s)
  山本直克
- Organizer
  Opto-Electronics and Communications Conference (OECC)
- Place of Presentation
  シドニー・オーストラリア
- Year and Date
  2008-07-08
- Data Source
  KAKENHI-PROJECT-20760481
[Presentation] 1.5μm Light Emission from Er-doped SiOx with Widegap Carrier Injection Layers2008
- Author(s)
  S.Soneda, T.Minami, K.Ito, A.Kotake, S.Nakano, Y.Naka, N.Yamamoto, M.Tsuchiya, Y.Nakamura
- Organizer
  Proceedings of 5th International Conference on Group IV Photonics
- Place of Presentation
  WP26(Hilton Sorrento Palace, Sorrento, Italy)
- Year and Date
  2008-09-17
- Data Source
  KAKENHI-PROJECT-20360144
[Presentation] O-band InAs quantum dot (QD) laser diode with Sb-molecule sprayed Dot-in-Well (DWELL) structures fabricated on GaAs substrates2008
- Author(s)
  山本直克
- Organizer
  Opto-Electronics and Communications Conference (OECC 2008)
- Place of Presentation
  シドニー・オーストラリア
- Year and Date
  2008-07-08
- Data Source
  KAKENHI-PROJECT-20760481
[Presentation] Quantum Dot Photonic Device for Communications
- Author(s)
  Naokatsu Yamamoto
- Organizer
  4th Annual World Congress of Nano Science&Techonology
- Place of Presentation
  Qingdao, China
- Year and Date
  2014-10-29 – 2014-10-31
- Invited
- Data Source
  KAKENHI-PROJECT-26390043
[Presentation] Optical Confinement Characterization of Photonic Nanotube as a Nano-structured Hollow-core Optical Fiber
- Author(s)
  Fakruddin Mazlan, Naokatsu Yamamoto, Hiroshi Takai, Tetsuya Kawanishi
- Organizer
  電子情報通信学会　光エレクトロニクス研究会
- Place of Presentation
  鹿児島県宝山ホール
- Year and Date
  2015-02-19 – 2015-02-20
- Data Source
  KAKENHI-PROJECT-26390043

1. Sakamoto Takahide (70392727)

# of Collaborated Projects: 2 results

# of Collaborated Products: 4 results
2. Kawanishi Tetsuya (40359063)

# of Collaborated Projects: 2 results

# of Collaborated Products: 3 results
3. NAKAMURA Yusui (00381004)

# of Collaborated Projects: 1 results

# of Collaborated Products: 7 results
4. TSUCHIYA Masahiro (50183869)

# of Collaborated Projects: 1 results

# of Collaborated Products: 7 results
5. NAKA Yoshihiro (30305007)

# of Collaborated Projects: 1 results

# of Collaborated Products: 7 results
6. 梅沢俊匡 (20636047)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
7. 久利敏明 (30359070)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. 千葉明人 (30435789)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. 呂国偉 (30599709)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
10. 稲垣惠三 (60395085)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. 菅野敦史 (20400707)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
12. KITA Tomohiro

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Yamamoto Naokatsu 山本 直克

山本 直克 ヤマモト ナオカツ

YAMAMOTO Naokatsu 山本 直克

Research Projects

Research Products

Co-Researchers

Optical Discrete Time-Frequency Transform for Ultrafast Communications

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Instantaneous Frequency Measurement by asymmetric double side-band optical modulation

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Low loss coupling and compensation technology of a nano-size optical waveguide with quantum dot optical gain devicePrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Fabrication of injection-type infrared light emitting devices for high-speed integrated circuits and investigation of the light emission mechanism

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Control of in-homogeneity of semiconductor quantum dot structurePrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Photonic Systems and Devices for Linear Cell Radar2019

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Heterogeneous quantum dot/silicon photonics-based wavelength-tunable laser diode with a 44 nm wavelength-tuning range2016

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Advanced Photonic ICT Devices and Their System Applications Using Quantum-Dot Technology2015

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Optical Confinement Characterization of Photonic Nanotube as a Nano-structured Hollow-core Optical Fiber2015

Author(s)

Journal Title

NAID

Data Source

[Journal Article] O-band InAs/InGaAs Quantum Dot Laser Diode with Sandwiched Sub-nano Separator (SSNS) Structure2009

Author(s)

Journal Title

Data Source

[Journal Article] O-Band InAs/InGaAs Quantum Dot Laser Diode with Sandwiched Sub-Nano Separator (SSNS) Structures2009

Author(s)

Journal Title

Data Source

[Journal Article] Optical Characterization and X-ray Photoelectron Spectroscopy of Erbium-Doped Silicon Suboxide Infrared Emitting at 1.5μm2008

Author(s)

Journal Title

NAID

Data Source

[Presentation] Experimental Demonstration of Fiber-Nonlinearity Cancellation by Photonic Homodyne Down-Conversion in Conjugated-Paired Radio-on-Fiber System2018

Author(s)

Organizer

Data Source

[Presentation] Direct coupling between 2D-PDA and triangular/square shape aligned MCF for universal SDM photoreceiver2018

Author(s)

Organizer

Data Source

[Presentation] 28Gbps PAM4 60GHz Radio over Fiber System by Injection Locking Two-Tone Light to Directly-Modulated Laser2018

Author(s)

Yamamoto Naokatsu 山本直克

山本直克ヤマモトナオカツ

YAMAMOTO Naokatsu 山本直克