KOZAWA DAICHI 小澤大知

… Alternative Names

Kozawa Daichi 小澤大知

小澤大知コザワダイチ

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Researcher Number	30756060
Other IDs	https://orcid.org/0000-0002-0629-5589
Affiliation (Current)	2024: 国立研究開発法人物質・材料研究機構, ナノアーキテクトニクス材料研究センター, 主任研究員
Affiliation (based on the past Project Information) *help	2023 – 2024: 国立研究開発法人物質・材料研究機構, ナノアーキテクトニクス材料研究センター, 主任研究員 2022: 国立研究開発法人理化学研究所, 光量子工学研究センター, 研究員 2020 – 2021: 国立研究開発法人理化学研究所, 光量子工学研究センター, 基礎科学特別研究員 2016: 名古屋大学, 工学(系)研究科(研究院), 特別研究員(PD)
Review Section/Research Field	Principal Investigator Basic Section 28010:Nanometer-scale chemistry-related / Transformative Research Areas, Section (II) / Nanostructural physics
Keywords	Principal Investigator 量子光源 / 励起子 / 光物性 / 化学修飾 / 光化学反応 / カーボンナノチューブ / 局所化学反応 / 光中心 / ナノ物質 / ナノ構造化学 … More / 量子通信 / 格子欠陥 / 表面修飾 / 単一分子反応 / 単一分子分光 / ナノカーボン / 単一分子 / 化学工学 / ナノテクノロジー / 発光顕微分光 / 量子 / 欠陥制御 / 低次元ナノ物質 / 化学反応 / 発光中心 / 単一光子源 / 再生可能エネルギー / マイクロ・ナノデバイス / 高効率太陽光発電材料 / オプトエレクトロニクス / ナノ材料 / ヘテロ構造 / 光検出器 / 原子層 / 二次元材料 Less

単一分子誘起２.５次元物質の創製と光物性・機能開拓Principal Investigator
- Principal Investigator
  
  小澤大知
- Project Period (FY)
  2024 – 2025
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (II)
- Research Institution
  National Institute for Materials Science
単一量子欠陥の決定論的形成とその光物性解明Principal Investigator
- Principal Investigator
  
  小澤大知
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 28010:Nanometer-scale chemistry-related
- Research Institution
  National Institute for Materials Science
  Institute of Physical and Chemical Research
Precise Control of Color Center Formation in a Single Carbon Nanotube Using MicrospectroscopyPrincipal Investigator
- Principal Investigator
  
  Kozawa Daichi
- Project Period (FY)
  2020 – 2021
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 28010:Nanometer-scale chemistry-related
- Research Institution
  Institute of Physical and Chemical Research
二次元極限材料における高エネルギー励起キャリアの光電変換機能探索Principal Investigator
- Principal Investigator
  
  小澤大知
- Project Period (FY)
  2016
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Nanostructural physics
- Research Institution
  Nagoya University

All 2023 2022 2021 2020 2016

All Journal Article Presentation

[Journal Article] Diameter-Selective Sorting of Single-Walled Carbon Nanotubes Using π-Molecular Tweezers for Energy Materials2023
- Author(s)
  El-Refaey Ahmed、Kozawa Daichi、Kameda Tomoshi、Kato Yuichiro K.、Ito Yoshihiro、Kawamoto Masuki
- Journal Title
  
  ACS Applied Nano Materials
  
  Volume: 6 Issue: 3 Pages: 1919-1926
- DOI
  10.1021/acsanm.2c04877
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21K04682, KAKENHI-PROJECT-23K23161
[Journal Article] Discretized hexagonal boron nitride quantum emitters and their chemical interconversion2023
- Author(s)
  Kozawa Daichi、Li Sylvia Xin、Ichihara Takeo、Rajan Ananth Govind、Gong Xun、He Guangwei、Koman Volodymyr B、Zeng Yuwen、Kuehne Matthias、Silmore Kevin S、Parviz Dorsa、Liu Pingwei、Liu Albert Tianxiang、Faucher Samuel、Yuan Zhe、Warner Jamie、Blankschtein Daniel、Strano Michael S
- Journal Title
  
  Nanotechnology
  
  Volume: 34 Issue: 11 Pages: 115702-115702
- DOI
  10.1088/1361-6528/aca984
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K23161
[Journal Article] Prolonged photostability in hexagonal boron nitride quantum emitters2023
- Author(s)
  Li Sylvia Xin、Ichihara Takeo、Park Hyoju、He Guangwei、Kozawa Daichi、Wen Yi、Koman Volodymyr B.、Zeng Yuwen、Kuehne Matthias、Yuan Zhe、Faucher Samuel、Warner Jamie H.、Strano Michael S.
- Journal Title
  
  Communications Materials
  
  Volume: 4 Issue: 1 Pages: 1-11
- DOI
  10.1038/s43246-023-00345-8
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K23161
[Journal Article] Formation of Organic Color Centers in Air-Suspended Carbon Nanotubes Using Vapor-Phase Reaction2022
- Author(s)
  Daichi Kozawa, Xiaojian Wu, Akihiro Ishii, Jacob Fortner, Keigo Otsuka, Rong Xiang, Taiki Inoue, Shigeo Maruyama, YuHuang Wang, and Yuichiro K. Kato
- Journal Title
  
  Nature Communications
  
  Volume: － Issue: 1 Pages: 2814-2814
- DOI
  10.1038/s41467-022-30508-z
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K15112, KAKENHI-PROJECT-20H00220, KAKENHI-PROJECT-20KK0114
[Journal Article] Quantum Emission Assisted by Energy Landscape Modification in Pentacene-Decorated Carbon Nanotubes2021
- Author(s)
  Li Zhen、Otsuka Keigo、Yamashita Daiki、Kozawa Daichi、Kato Yuichiro K.
- Journal Title
  
  ACS Photonics
  
  Volume: 8 Issue: 8 Pages: 2367-2374
- DOI
  10.1021/acsphotonics.1c00539
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K15112, KAKENHI-PROJECT-20K15121, KAKENHI-PROJECT-20K15137, KAKENHI-PROJECT-20K15199, KAKENHI-PROJECT-20J00817, KAKENHI-PROJECT-20H02558
[Journal Article] Evidence for fast interlayer energy transfer in MoSe2/WS2 heterostructures2016
- Author(s)
  D. Kozawa, A. Carvalho, I. Verzhbitskiy, F. Giustiniano, Y. Miyauchi, S. Mouri, A. H. Castro Neto, K. Matsuda, and G. Eda
- Journal Title
  
  Nano letters
  
  Volume: 16 Issue: 7 Pages: 4087-4093
- DOI
  10.1021/acs.nanolett.6b00801
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H00910, KAKENHI-PUBLICLY-16H00911, KAKENHI-PROJECT-15H05408, KAKENHI-PROJECT-15J07423, KAKENHI-PROJECT-16K17485, KAKENHI-PROJECT-15K13337
[Journal Article] Effects of electrolyte gating on photoluminescence spectra of large-area WSe2 monolayer films2016
- Author(s)
  Keiichiro Matsuki, Jiang Pu, Daichi Kozawa, Kazunari Matsuda, Lain-Jong Li, Taishi Takenobu
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 55 Issue: 6S1 Pages: 06GB02-06GB02
- DOI
  10.7567/jjap.55.06gb02
- NAID
  210000146605
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-26102012, KAKENHI-PROJECT-15J07423, KAKENHI-PROJECT-16K17485, KAKENHI-INTERNATIONAL-15K21721, KAKENHI-PROJECT-25000003
[Journal Article] Exciton-plasmon coupling and electromagnetically induced transparency in monolayer semiconductor hybridized with Ag nanoparticels2016
- Author(s)
  W. Zhao, S. Wang, B. Liu, I. Verzhbitskiy, S. Li, F. Giustiano, D. Kozawa, K. P. Loh, K. Matsuda, K. Okamoto, R. F. Oulton, and G. Eda
- Journal Title
  
  Adv. Mat.
  
  Volume: 28 Issue: 14 Pages: 2709-2715
- DOI
  10.1002/adma.201504478
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K13500, KAKENHI-PUBLICLY-26107522, KAKENHI-PROJECT-26289109, KAKENHI-PROJECT-15J07423, KAKENHI-PROJECT-16K17485
[Journal Article] Photodetection in p-n junctions formed by electrolyte-gated transistors of two-dimensional crystals2016
- Author(s)
  Daichi Kozawa, Jiang Pu, Ryo Shimizu, Shota Kimura, Ming-Hui Chiu, Keiichiro Matsuki, Yoshifumi Wada, Tomo Sakanoue, Yoshihiro Iwasa, Lain-Jong Li, Taishi Takenobu
- Journal Title
  
  Appl. Phys. Lett.
  
  Volume: 109 Issue: 20 Pages: 201107-201107
- DOI
  10.1063/1.4967173
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-26102012, KAKENHI-PROJECT-15J07423, KAKENHI-PROJECT-14J07485, KAKENHI-PROJECT-26706012, KAKENHI-PROJECT-16K17485, KAKENHI-PROJECT-16K13618, KAKENHI-INTERNATIONAL-15K21721, KAKENHI-PROJECT-25000003
[Presentation] 低次元ナノ物質の励起子光物性研究2023
- Author(s)
  小澤大知
- Organizer
  日本物理学会2023年春季大会（物性）
- Invited
- Data Source
  KAKENHI-PROJECT-23K23161
[Presentation] Formation of Organic Color Centers in Air-Suspended Carbon Nanotubes Using Vapor-Phase Reaction2022
- Author(s)
  D. Kozawa, X. Wu, A. Ishii, J. Fortner, K. Otsuka, R. Xiang, T. Inoue, S. Maruyama, Y. H. Wang, Y. K. Kato
- Organizer
  8th Workshop on Nanotube Optics and Nanospectroscopy (WONTON 2022)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K23161
[Presentation] Formation of Organic Color Centers in Air-Suspended Carbon Nanotubes Using Vapor-Phase Reaction2022
- Author(s)
  Daichi Kozawa, Xiaojian Wu, Akihiro Ishii, Jacob Fortner, Keigo Otsuka, Rong Xiang, Taiki Inoue, Shigeo Maruyama, YuHuang Wang, Yuichiro K. Kato
- Organizer
  理研シンポジウム：第９回「光量子工学研究」
- Data Source
  KAKENHI-PROJECT-20K15112
[Presentation] Formation of organic color centers in air-suspended carbon nanotubes using vapor-phase reaction2022
- Author(s)
  D. Kozawa, X. Wu, A. Ishii, J. Fortner, K. Otsuka, R. Xiang, T. Inoue, S. Maruyama, Y. H. Wang, Y K. Kato
- Organizer
  JSAP-Optica Joint Symposia, the 83rd JSAP Autumn Meeting 2022
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K23161
[Presentation] Creation of Organic Color Centers in Air-Suspended Carbon Nanotubes Using Vapor-Phase Reaction2021
- Author(s)
  D. Kozawa, X. Wu, A. Ishii, J. Fortner, K. Otsuka, R. Xiang, T. Inoue, S. Maruyama, Y. Wang, Y. K. Kato
- Organizer
  International Conference on the Science and Application of Nanotubes and Low-Dimensional Materials (NT21)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K15112
[Presentation] Analytical Estimation of Color Center Density Formed in Air-Suspended Single-Walled Carbon Nanotubes2021
- Author(s)
  [1]D. Kozawa, X. Wu, A. Ishii, J. Fortner, K. Otsuka, R. Xiang, T. Inoue, S. Maruyama, Y. H. Wang, Y. K. Kato
- Organizer
  日本物理学会第76回年次大会
- Data Source
  KAKENHI-PROJECT-20K15112
[Presentation] Diameter-dependent Photoluminescence Properties in Color Centers of Air-Suspended Single-Walled Carbon Nanotubes2021
- Author(s)
  [1]D. Kozawa, X. Wu, A. Ishii, J. Fortner, K. Otsuka, R. Xiang, T. Inoue, S. Maruyama, Y. H. Wang, Y. K. Kato
- Organizer
  March Meeting of the American Physical Society
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K15112
[Presentation] Analytical Estimation of Quantum Emitters Formed in Air-Suspended Single-Walled Carbon Nanotubes2021
- Author(s)
  [2]D. Kozawa, X. Wu, A. Ishii, J. Fortner, K. Otsuka, R. Xiang, T. Inoue, S. Maruyama, Y. H. Wang, Y. K. Kato
- Organizer
  The 60th Fullerenes-Nanotubes-Graphene General Symposium
- Data Source
  KAKENHI-PROJECT-20K15112
[Presentation] Diameter-dependent photoluminescence properties in color centers of air-suspended single-walled carbon nanotubes2020
- Author(s)
  [5]D. Kozawa, X. Wu, A. Ishii, J. Fortner, K. Otsuka, R. Xiang, T. Inoue, S. Maruyama, Y. H. Wang, Y. K. Kato
- Organizer
  日本物理学会2020年秋季大会（物性）
- Data Source
  KAKENHI-PROJECT-20K15112
[Presentation] Formation of quantum emitters in air-suspended carbon nanotubes using vapor-phase reaction2020
- Author(s)
  [4]D. Kozawa, X. Wu, A. Ishii, J. Fortner, K. Otsuka, R. Xiang, T. Inoue, S. Maruyama, Y. H. Wang, Y. K. Kato
- Organizer
  第81回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-20K15112
[Presentation] Diameter-dependent photoluminescence properties in color centers of air-suspended single-walled carbon nanotubes2020
- Author(s)
  [3]D. Kozawa, X. Wu, A. Ishii, J. Fortner, K. Otsuka, R. Xiang, T. Inoue, S. Maruyama, Y. H. Wang, Y. K. Kato
- Organizer
  The 59th Fullerenes-Nanotubes-Graphene General Symposium
- Data Source
  KAKENHI-PROJECT-20K15112
[Presentation] Observation of Switchable Photoresponse of a Monolayer WSe2-MoS2 Lateral Heterostructure Via Photocurrent Spectral Atomic Force Microscopic Imaging2016
- Author(s)
  D. Kozawa, Y. Son, M-Y Li, C-C Cheng, K-H Wei, P. Liu, Q.H. Wang, L-J Li, M.S. Strano
- Organizer
  MRS Fall 2016
- Place of Presentation
  Hynes Convention Center, Boston, MA, USA
- Year and Date
  2016-11-30
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17485
[Presentation] MoS2-Passivated Bilayer Phosphorene Phototransistors2016
- Author(s)
  D. Kozawa, Y. Son, A.T. Liu, V. Koman, Q.H. Wang, M.S. Strano
- Organizer
  MRS Fall 2016
- Place of Presentation
  Hynes Convention Center, Boston, MA, USA
- Year and Date
  2016-11-28
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17485
[Presentation] Observation of Switchable Photoresponse of a Monolayer WSe2-MoS2 Lateral Heterostructure Via Photocurrent Spectral Atomic Force Microscopic Imaging2016
- Author(s)
  D. Kozawa, Y. Son, M-Y Li, C-C Cheng, K-H Wei, P. Liu, Q.H. Wang, L-J Li, M.S. Strano
- Organizer
  2016 AIChE Annual Meeting
- Place of Presentation
  Hilton San Francisco Union Square, San Francisco, CA, USA
- Year and Date
  2016-11-14
- Data Source
  KAKENHI-PROJECT-16K17485
[Presentation] Observation of switchable photoresponse of a monolayer WSe2-MoS2 lateral heterostructure via photocurrent spectral atomic force microscopic imaging2016
- Author(s)
  D. Kozawa, Y. Son, M-Y Li, C-C Cheng, K-H Wei, P. Liu, Q.H. Wang, L-J Li, M.S. Strano
- Organizer
  ACS National Meeting
- Place of Presentation
  Pennsylvania Convention Center, Philadelphia, PA, USA
- Year and Date
  2016-08-24
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17485
[Presentation] MoS2-Passivated Bilayer Phosphorene Phototransistors2016
- Author(s)
  D. Kozawa, Y. Son, A.T. Liu, V. Koman, Q.H. Wang, M.S. Strano
- Organizer
  2016 AIChE Annual Meeting
- Place of Presentation
  Hilton San Francisco Union Square, San Francisco, CA, USA
- Year and Date
  2016-11-14
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17485

1. KAWAMOTO Masuki

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
2. PU Jiang

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results
3. 松田一成

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results
4. 竹延大志

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results

KOZAWA DAICHI 小澤 大知

Kozawa Daichi 小澤 大知

小澤 大知 コザワ ダイチ

Research Projects

Research Products

Co-Researchers

単一分子誘起２.５次元物質の創製と光物性・機能開拓Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

単一量子欠陥の決定論的形成とその光物性解明Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Precise Control of Color Center Formation in a Single Carbon Nanotube Using MicrospectroscopyPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

二次元極限材料における高エネルギー励起キャリアの光電変換機能探索Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Diameter-Selective Sorting of Single-Walled Carbon Nanotubes Using π-Molecular Tweezers for Energy Materials2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Discretized hexagonal boron nitride quantum emitters and their chemical interconversion2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Prolonged photostability in hexagonal boron nitride quantum emitters2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Formation of Organic Color Centers in Air-Suspended Carbon Nanotubes Using Vapor-Phase Reaction2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Quantum Emission Assisted by Energy Landscape Modification in Pentacene-Decorated Carbon Nanotubes2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Evidence for fast interlayer energy transfer in MoSe2/WS2 heterostructures2016

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Effects of electrolyte gating on photoluminescence spectra of large-area WSe2 monolayer films2016

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Exciton-plasmon coupling and electromagnetically induced transparency in monolayer semiconductor hybridized with Ag nanoparticels2016

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Photodetection in p-n junctions formed by electrolyte-gated transistors of two-dimensional crystals2016

Author(s)

Journal Title

DOI

Data Source

[Presentation] 低次元ナノ物質の励起子光物性研究2023

Author(s)

Organizer

Data Source

KOZAWA DAICHI 小澤大知

Kozawa Daichi 小澤大知

小澤大知コザワダイチ