HIRAI Yuichi 平井悠一

… Alternative Names

平井悠一ヒライユウイチ

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Researcher Number	00866048
Other IDs	https://orcid.org/0000-0002-0252-1243
Affiliation (Current)	2025: 国立研究開発法人物質・材料研究機構, 電子・光機能材料研究センター, 研究員
Affiliation (based on the past Project Information) *help	2025: 国立研究開発法人物質・材料研究機構, 電子・光機能材料研究センター, 研究員 2023: 国立研究開発法人物質・材料研究機構, 若手国際研究センター, ICYSリサーチフェロー 2022: 国立研究開発法人物質・材料研究機構, 若手国際研究センター, ICYS研究員
Review Section/Research Field	Principal Investigator Basic Section 32020:Functional solid state chemistry-related
Keywords	Principal Investigator ナノインデンテーション / 固体力学 / 結晶構造 / 刺激応答発光 / 機械刺激 / 発光 / メカノクロミズム / 希土類錯体 / トリボルミネッセンス / メカノルミネッセンス / メカノクロミック / 結晶 / ナノメカニクス

Research Projects
(2 results)
Research Products
(9 results)

分子結晶の構造-変形-発光特性の網羅的探索による機械刺激応答発光の学理解明Principal Investigator
- Principal Investigator
  
  平井悠一
- Project Period (FY)
  2025 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 32020:Functional solid state chemistry-related
- Research Institution
  National Institute for Materials Science
ナノインデンテーション試験による刺激応答性発光分子の機械特性の解明Principal Investigator
- Principal Investigator
  
  平井悠一
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 32020:Functional solid state chemistry-related
- Research Institution
  National Institute for Materials Science

All 2024 2023 2022

All Journal Article Presentation

[Journal Article] Mechanofluorochromism and self-recovery of alkylsilylpyrene-1-carboxamides2024
- Author(s)
  Hirai Yuichi、Wrona-Piotrowicz Anna、Zakrzewski Janusz、Ciechanska Magdalena、Ohmura Takahito、Takeda Takashi、Nakanishi Takayuki、Metivier Remi、Allain Clemence
- Journal Title
  
  Journal of Materials Chemistry C
  
  Volume: 12 Issue: 6 Pages: 1952-1957
- DOI
  10.1039/d3tc03968d
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14661, KAKENHI-PROJECT-21H02031
[Journal Article] Bright lanthanideIII tribolumines-cence despite low photoluminescence, and dual triboluminescence and mechano-responsive photoluminescence2023
- Author(s)
  Yuichi Hirai, Stan Van Baaren, Takahito Ohmura, Takayuki Nakanishi, Takashi Takeda, Yuichi Kitagawa, Yasuchika Hasegawa, Remi Metivier and Clemence Allain
- Journal Title
  
  Advanced Optical Materials
  
  Volume: 11 Issue: 9 Pages: 1-7
- DOI
  10.1002/adom.202203139
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14661, KAKENHI-PROJECT-21H02031, KAKENHI-PROJECT-20H02748, KAKENHI-PROJECT-21K18969
[Presentation] Luminescent lanthanide(III) molecular crystals under mechanical stimuli and photo-illumination2023
- Author(s)
  Yuichi Hirai, Takahito Ohmura, Takayuki Nakanishi, Takashi Takeda, Clemence Allain and Remi Metivier
- Organizer
  20th International Conference on Luminescence (ICL2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14661
[Presentation] Study on mechanofluorochromism of pyrene derivatives from nanomechanical point of view2023
- Author(s)
  Yuichi Hirai, Takahito Ohmura, Takashi Takeda, Takayuki Nakanishi, Clemence Allain and Remi Metivier
- Organizer
  31st International Conference on Photochemistry (ICP2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14661
[Presentation] Decoding triboluminescence by a tetramorphic lanthanide(III) coordination polymer2023
- Author(s)
  Yuichi Hirai, Takahito Ohmura, Takayuki Nakanishi, Takashi Takeda, Clemence Allain and Remi Metivier
- Organizer
  11th International Conference on f elements (ICFE-11)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14661
[Presentation] Photophysical and mechanical response of fluorescent organic molecular crystals2022
- Author(s)
  HIRAI, Yuichi
- Organizer
  ”微小領域の力学特性評価とマルチスケールモデリング”2022
- Data Source
  KAKENHI-PROJECT-22K14661
[Presentation] Polymorphic lanthanide(III) coordination polymers with mechano-responsive luminescence2022
- Author(s)
  HIRAI, Yuichi, OHMURA, Takahito, TAKEDA, Takashi, NAKANISHI, Takayuki
- Organizer
  44th International Conference on Coordination Chemistry
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14661
[Presentation] Bright Triboluminescence of An Inefficient Photoluminescent Eu(III) Complex2022
- Author(s)
  HIRAI, Yuichi, TAKEDA, Takashi, OHMURA, Takahito, NAKANISHI, Takayuki
- Organizer
  29th RARE EARTH RESEARCH CONFERENCE (RERC29)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14661
[Presentation] Mechanically-responsive Luminescent Lanthanide(III) Coordination Materials2022
- Author(s)
  HIRAI, Yuichi
- Organizer
  Mechano-X BIO&CHEM
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14661

HIRAI Yuichi 平井 悠一

平井 悠一 ヒライ ユウイチ

Research Projects

Research Products

分子結晶の構造-変形-発光特性の網羅的探索による機械刺激応答発光の学理解明Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

ナノインデンテーション試験による刺激応答性発光分子の機械特性の解明Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Mechanofluorochromism and self-recovery of alkylsilylpyrene-1-carboxamides2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Bright lanthanideIII tribolumines-cence despite low photoluminescence, and dual triboluminescence and mechano-responsive photoluminescence2023

Author(s)

Journal Title

DOI

Data Source

[Presentation] Luminescent lanthanide(III) molecular crystals under mechanical stimuli and photo-illumination2023

Author(s)

Organizer

Data Source

[Presentation] Study on mechanofluorochromism of pyrene derivatives from nanomechanical point of view2023

Author(s)

Organizer

Data Source

[Presentation] Decoding triboluminescence by a tetramorphic lanthanide(III) coordination polymer2023

Author(s)

Organizer

Data Source

[Presentation] Photophysical and mechanical response of fluorescent organic molecular crystals2022

Author(s)

Organizer

Data Source

[Presentation] Polymorphic lanthanide(III) coordination polymers with mechano-responsive luminescence2022

Author(s)

Organizer

Data Source

[Presentation] Bright Triboluminescence of An Inefficient Photoluminescent Eu(III) Complex2022

Author(s)

Organizer

Data Source

[Presentation] Mechanically-responsive Luminescent Lanthanide(III) Coordination Materials2022

Author(s)

Organizer

Data Source

HIRAI Yuichi 平井悠一

平井悠一ヒライユウイチ