Chitose Youhei 千歳洋平

Researcher Number	60911534
Other IDs	https://orcid.org/0000-0003-4746-784X
Affiliation (Current)	2026: 九州大学, 工学研究院, 助教
Affiliation (based on the past Project Information) *help	2022 – 2025: 九州大学, 工学研究院, 助教 2021: 広島大学, 先進理工系科学研究科(理), 助教
Review Section/Research Field	Principal Investigator Basic Section 35030:Organic functional materials-related / Basic Section 37010:Bio-related chemistry / 0501:Physical chemistry, functional solid state chemistry, organic chemistry, polymers, organic materials, biomolecular chemistry, and related fields
Keywords	Principal Investigator D-π-D / 光解離性保護基 / ケージド化合物 / 2光子吸収 / 高耐久性 / エキサイプレックス / トリアジン / OLED / 光励起状態 / 2光子吸収能 … More / 活性物質 / ベンゾピラン骨格 / チオクマリン / クマリン / 近赤外2光子吸収 / ベンゾピラン / 近赤外２光子吸収 / 励起状態 / 生物活性物質 / 安息香酸 / 反応中間体 Less

トリフルオロメチル基を有するエキサイプレックス材料を用いた高性能OLEDの開発Principal Investigator
- Principal Investigator
  
  千歳洋平
- Project Period (FY)
  2025 – 2027
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 35030:Organic functional materials-related
- Research Institution
  Kyushu University
Development of Benzopyran-Based Caged Compounds with Near-Infrared Two-Photon Absorption Character and Their Application in Physiological ExperimentsPrincipal Investigator
- Principal Investigator
  
  Chitose Youhei
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 37010:Bio-related chemistry
- Research Institution
  Kyushu University
Design and Synthesis of Caged Compound with High Two-Photon Absorption Character in Near IR Region :Its Application to Physiological ExperimentsPrincipal Investigator
- Principal Investigator
  
  Chitose Youhei
- Project Period (FY)
  2021 – 2022
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Review Section
  
  0501:Physical chemistry, functional solid state chemistry, organic chemistry, polymers, organic materials, biomolecular chemistry, and related fields
- Research Institution
  Kyushu University
  Hiroshima University

All 2025 2024 2023 2022 2021

All Journal Article Presentation Patent

[Journal Article] Unlocking Dual Functionality in Triazine-Based Emitters: Synergistic Enhancement of Two-Photon Absorption and TADF-OLED Performance with Electron-Withdrawing Substituents2025
- Author(s)
  Youhei Chitose, Gomathi Vinayakam Mageswari, Ryota Zenke, Toshiharu Ide, Shintaro Kohata, Ja-Hon Lin, Youichi Tsuchiya, Chihaya Adachi
- Journal Title
  
  chemrxiv
  
  Volume: -
- DOI
  10.26434/chemrxiv-2025-8t4c7
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14785
[Journal Article] Rational Molecular Design for Balanced Locally Excited and Charge‐ Transfer Nature for Two‐Photon Absorption Phenomenon and Highly Efficient TADF‐Based OLEDs2024
- Author(s)
  Gomathi Vinayakam Mageswari, Youhei Chitose, Youichi Tsuchiya, Ja-Hon Lin, Chihaya Adachi
- Journal Title
  
  Angew. Chem. Int. Ed.
  
  Volume: 64 Issue: 8
- DOI
  10.1002/anie.202420417
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14785, KAKENHI-PROJECT-23K20039
[Journal Article] Optochemical control of slow-wave sleep in the nucleus accumbens of male mice by a photoactivatable allosteric modulator of adenosine A2A receptors2024
- Author(s)
  Roy Koustav、Zhou Xuzhao、..., Wang Yi-Qun、Saitoh Tsuyoshi、Lazarus Michael
- Journal Title
  
  Nature Communications
  
  Volume: 15 Issue: 1 Pages: 3661-3661
- DOI
  10.1038/s41467-024-47964-4
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-23H04148, KAKENHI-PROJECT-22K14785, KAKENHI-PROJECT-23K21394, KAKENHI-PROJECT-23K14685, KAKENHI-PROJECT-22K21351
[Journal Article] Co-trimerization of benzonitriles with guanidine hydrochloride: synthesis of 2-bromo-4,6-diaryl-1,3,5-triazine derivatives bearing electron-withdrawing groups2023
- Author(s)
  Youhei Chitose, Yuika Tamura, Youichi Tsuchiya, Chihaya Adachi
- Journal Title
  
  Chemistry Letters
  
  Volume: 53 Issue: 4
- DOI
  10.1093/chemle/upae059
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K14785
[Journal Article] Assemblies of 1,4-Bis(diarylamino)naphthalene and Aromatic Amphiphiles: Highly Reducing Photoredox Catalysis in Water2022
- Author(s)
  Yuki Hyodo, Keigo Takahashi, Youhei Chitose, Manabu Abe, Michito Yoshizawa, Takashi Koike, Munetaka Akita
- Journal Title
  
  Synlett
  
  Volume: 33 Issue: 12 Pages: 1184-1188
- DOI
  10.1055/a-1652-2707
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H02711, KAKENHI-PROJECT-21K20539, KAKENHI-PLANNED-21H05209, KAKENHI-PROJECT-23K21110
[Journal Article] Impact of Five-membered Heterocyclic Rings on Photophysical Properties Including Two-photon Absorption Character2021
- Author(s)
  Pham Thuy Thi Thu、Chitose Youhei、Tam Tran Thi Thanh、Tseng Wei-Lun、Lin Tzu-Chau、Abe Manabu
- Journal Title
  
  Chemistry Letters
  
  Volume: 50 Issue: 10 Pages: 1810-1813
- DOI
  10.1246/cl.210420
- NAID
  130008101919
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K21197, KAKENHI-PROJECT-21K20539
[Journal Article] Protonation-Enhanced Reactivity of Triplet State in Dearomative Photocycloaddition of Quinolines to Olefins2021
- Author(s)
  Morofuji Tatsuya、Nagai Shota、Chitose Youhei、Abe Manabu、Kano Naokazu
- Journal Title
  
  Organic Letters
  
  Volume: 23 Issue: 16 Pages: 6257-6261
- DOI
  10.1021/acs.orglett.1c02026
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K15570, KAKENHI-PROJECT-21K20539
[Patent] 化合物、発光材料、二光子吸収材料、活性酸素生成材料および有機発光素子2023
- Inventor(s)
  千歳　洋平、土`屋　陽一、田村　結花、安達　千波矢
- Industrial Property Rights Holder
  千歳　洋平、土`屋　陽一、田村　結花、安達　千波矢
- Industrial Property Rights Type
  特許
- Industrial Property Number
  2023-011275
- Filing Date
  2023
- Data Source
  KAKENHI-PROJECT-22K14785
[Presentation] Rational Molecular Design for Balanced Locally Excited and Charge-Transfer Nature for Two-Photon Absorption Phenomenon and Highly Efficient TADF-Based OLEDs2025
- Author(s)
  Youhei Chitose, Gomathi Vinayakam Mageswari, Chihaya Adachi
- Organizer
  有機エレクトロニクス研究会（OME）
- Data Source
  KAKENHI-PROJECT-22K14785
[Presentation] Rational molecular design strategy to obtain locally excited and charge transfer characters aimed for dual enhancement of two-photon absorption cross-section and TADF activity2025
- Author(s)
  Gomathi Vinayakam Mageswari, Youhei Chitose, Ja-Hon Lin, Youichi Tsuchiya, Chihaya Adachi
- Organizer
  2025年第72回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-22K14785
[Presentation] ２光子吸収および TADF 特性を両立させるトリアジン誘導体の光物性2024
- Author(s)
  善家良太, 千歳洋平, 安逹千波矢
- Organizer
  2024年光化学討論会
- Data Source
  KAKENHI-PROJECT-22K14785
[Presentation] Rational molecular design strategy aimed at the compatibility of two-photon absorption phenomenon and TADF-based OLED application with planar triazine derivatives2024
- Author(s)
  Youhei Chitose, Youichi Tsuchiya, Chihaya Adachi
- Organizer
  A-COE 2024 The 16th Asian Conference on Organic Electronics The 16th Asian Conference on Organic Electronics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14785
[Presentation] Development of Triazine Derivatives Bearing Electron-Withdrawing Substituent and Their Application to TADF Emitter with Near-Infrared Two-Photon Absorption Character2023
- Author(s)
  Youhei Chitose, Youichi Tsuchiya, Chihaya Adachi
- Organizer
  日本化学会　第104春季年会（2024）
- Data Source
  KAKENHI-PROJECT-22K14785
[Presentation] Development of Triazine-Based TADF Emitter with Near-Infrared Two-Photon Absorption Character2023
- Author(s)
  Youhei CHITOSE, Youichi TSUCHIYA, Chihaya ADACHI
- Organizer
  2023年光化学討論会
- Data Source
  KAKENHI-PROJECT-22K14785
[Presentation] D-π-D 構造を有する近赤外二光子応答性クマリン型ケージド化合物の設計、合成、光反応2021
- Author(s)
  千歳洋平, 安倍学, 林子超, クラウディンカタン
- Organizer
  第37回有機合成化学セミナー
- Data Source
  KAKENHI-PROJECT-21K20539
[Presentation] 近赤外二光子吸収能を有するケージド化合物の設計，合成，光反応2021
- Author(s)
  千歳洋平, 安倍学, 林子超, クラウディンカタン
- Organizer
  第10回JACI/GSCシンポジウム
- Data Source
  KAKENHI-PROJECT-21K20539
[Presentation] Design, Synthesis, and Photoreactions of Near Infrared Two-photon Responsive Caged Compounds Bearing Coumarin Scaffold2021
- Author(s)
  Youhei Chitose, Manabu Abe, Tzu-Chau Lin, Claudine Katan
- Organizer
  Joint Symposium between CSIR-CDRI and HiU-P-DDS
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K20539

1. LAZARUS Michael

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
2. 安倍学

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
3. 諸藤達也

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
4. 龝田宗隆

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Chitose Youhei 千歳 洋平

Research Projects

Research Products

Co-Researchers

トリフルオロメチル基を有するエキサイプレックス材料を用いた高性能OLEDの開発Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development of Benzopyran-Based Caged Compounds with Near-Infrared Two-Photon Absorption Character and Their Application in Physiological ExperimentsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Design and Synthesis of Caged Compound with High Two-Photon Absorption Character in Near IR Region :Its Application to Physiological ExperimentsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Unlocking Dual Functionality in Triazine-Based Emitters: Synergistic Enhancement of Two-Photon Absorption and TADF-OLED Performance with Electron-Withdrawing Substituents2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Rational Molecular Design for Balanced Locally Excited and Charge‐ Transfer Nature for Two‐Photon Absorption Phenomenon and Highly Efficient TADF‐Based OLEDs2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Optochemical control of slow-wave sleep in the nucleus accumbens of male mice by a photoactivatable allosteric modulator of adenosine A2A receptors2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Co-trimerization of benzonitriles with guanidine hydrochloride: synthesis of 2-bromo-4,6-diaryl-1,3,5-triazine derivatives bearing electron-withdrawing groups2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Assemblies of 1,4-Bis(diarylamino)naphthalene and Aromatic Amphiphiles: Highly Reducing Photoredox Catalysis in Water2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Impact of Five-membered Heterocyclic Rings on Photophysical Properties Including Two-photon Absorption Character2021

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Protonation-Enhanced Reactivity of Triplet State in Dearomative Photocycloaddition of Quinolines to Olefins2021

Author(s)

Journal Title

DOI

Data Source

[Patent] 化合物、発光材料、二光子吸収材料、活性酸素生成材料および有機発光素子2023

Inventor(s)

Industrial Property Rights Holder

Industrial Property Rights Type

Industrial Property Number

Filing Date

Data Source

[Presentation] Rational Molecular Design for Balanced Locally Excited and Charge-Transfer Nature for Two-Photon Absorption Phenomenon and Highly Efficient TADF-Based OLEDs2025

Author(s)

Organizer

Data Source

[Presentation] Rational molecular design strategy to obtain locally excited and charge transfer characters aimed for dual enhancement of two-photon absorption cross-section and TADF activity2025

Author(s)

Organizer

Data Source

[Presentation] ２光子吸収および TADF 特性を両立させるトリアジン誘導体の光物性2024

Author(s)

Organizer

Data Source

[Presentation] Rational molecular design strategy aimed at the compatibility of two-photon absorption phenomenon and TADF-based OLED application with planar triazine derivatives2024

Author(s)

Organizer

Chitose Youhei 千歳洋平