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HIRAI, Yuichi

HIRAI, Yuichi (平井 悠一) 0000-0002-0252-1243

TEL
029-851-3354
Address
305-0044 1-1 Namiki Tsukuba Ibaraki JAPAN [Access]
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[Research papers] | [Books] | [Proceedings] | [Presentations] | [Misc] | [Published patent applications]

Research papers TSV

2024
  1. Yuichi Hirai, Anna Wrona-Piotrowicz, Janusz Zakrzewski, Magdalena Ciechańska, Takahito Ohmura, Takashi Takeda, Takayuki Nakanishi, Rémi Métivier, Clémence Allain. Mechanofluorochromism and self-recovery of alkylsilylpyrene-1-carboxamides. Journal of Materials Chemistry C. 12 [6] (2024) 1952-1957 10.1039/d3tc03968d Open Access
2023
  1. Takayuki Nakanishi, Yuichi Hirai, Jian Xu, Takashi Takeda, Shunsuke Watanabe, Atsuo Yasumori, Shou Hakamada, Yuichi Kitagawa, Yasuchika Hasegawa. Structural metamorphosis and photophysical properties of thermostable nano- and microcrystalline lanthanide polymer with flexible coordination chains. Science and Technology of Advanced Materials. 24 [1] (2023) 2183711 10.1080/14686996.2023.2183711 Open Access
  2. Yuichi Hirai, Stann Van Baaren, Takahito Ohmura, Takayuki Nakanishi, Takashi Takeda, Yuichi Kitagawa, Yasuchika Hasegawa, Rémi Métivier, Clémence Allain. Bright Lanthanide III Triboluminescence despite Low Photoluminescence, and Dual Triboluminescence and Mechano‐Responsive Photoluminescence. Advanced Optical Materials. 11 [9] (2023) 2203139 10.1002/adom.202203139 Open Access
2021
  1. Yuichi Hirai, Lucie Laize‐Générat, Anna Wrona‐Piotrowicz, Janusz Zakrzewski, Anna Makal, Arnaud Brosseau, Laurent Michely, Davy‐Louis Versace, Clémence Allain, Rémi Métivier. Multi-Directional Mechanofluorochromism of Acetyl Pyrenes and Pyrenyl Ynones. ChemPhysChem. 22 [15] (2021) 1638-1644 10.1002/cphc.202100294
  2. Yuichi Hirai, Anna Wrona-Piotrowicz, Janusz Zakrzewski, Arnaud Brosseau, Rémi Métivier, Clémence Allain. Mechanofluorochromism of pyrenyl acrylates with different substitutional position and steric hindrance. Journal of Photochemistry and Photobiology A: Chemistry. 405 (2021) 112972 10.1016/j.jphotochem.2020.112972 Open Access
2020
  1. Yuichi Hirai, Anna Wrona-Piotrowicz, Janusz Zakrzewski, Arnaud Brosseau, Régis Guillot, Rémi Métivier, Clémence Allain. Mechanofluorochromism of pyrene-derived amidophosphonates. Photochemical & Photobiological Sciences. 19 [2] (2020) 229-234 10.1039/c9pp00457b
2019
  1. Yuichi Hirai, Pedro Paulo Ferreira da Rosa, Yuichi Kitagawa, Yasuchika Hasegawa. Thermal and Crystallographic Investigation of Luminescent Eu(III) Coordination Polymers with Dithiane and Dioxane Hexyl Rings. Chemistry Letters. 48 [12] (2019) 1544-1546 10.1246/cl.190752
  2. Yuichi Hirai, Akira Kotani, Hirotaka Sakaue, Yuichi Kitagawa, Yasuchika Hasegawa. Lifetimes of Lanthanide(III) Triboluminescence Excited by Aerodynamic Shock Waves. The Journal of Physical Chemistry C. 123 [44] (2019) 27251-27256 10.1021/acs.jpcc.9b08349
  3. Yuichi Hirai, Adam Mallette, Yusaku Nishio, Wesley Patterson, Yasuchika Hasegawa, Hirotaka Sakaue. Visualization of icing of supercooled water using Tb(III)-based temperature-sensitive paint. Sensors and Actuators A: Physical. 285 (2019) 599-602 10.1016/j.sna.2018.11.051
2018
  1. Yuichi Hirai, Pedro Paulo Ferreira da Rosa, Takayuki Nakanishi, Yuichi Kitagawa, Koji Fushimi, Tomohiro Seki, Hajime Ito, Yasuchika Hasegawa. Structural Manipulation of Triboluminescent Lanthanide Coordination Polymers by Side-Group Alteration. Inorganic Chemistry. 57 [23] (2018) 14653-14659 10.1021/acs.inorgchem.8b02367
  2. Toru Koizuka, Kei Yanagisawa, Yuichi Hirai, Yuichi Kitagawa, Takayuki Nakanishi, Koji Fushimi, Yasuchika Hasegawa. Red Luminescent Eu(III) Coordination Bricks Excited on Blue LED Chip. Inorganic Chemistry. 57 [12] (2018) 7097-7103 10.1021/acs.inorgchem.8b00805
  3. Shun Omagari, Takayuki Nakanishi, Yuichi Hirai, Yuichi Kitagawa, Tomohiro Seki, Koji Fushimi, Hajime Ito, Yasuchika Hasegawa. Origin of Concentration Quenching in Ytterbium Coordination Polymers: Phonon-Assisted Energy Transfer. European Journal of Inorganic Chemistry. 2018 [5] (2018) 545 10.1002/ejic.201701396
2017
  1. Miho Hatanaka, Yuichi Hirai, Yuichi Kitagawa, Takayuki Nakanishi, Yasuchika Hasegawa, Keiji Morokuma. Organic linkers control the thermosensitivity of the emission intensities from Tb(iii) and Eu(iii) in a chameleon polymer. Chemical Science. 8 [1] (2017) 423-429 10.1039/c6sc03006h Open Access
  2. Yuichi Hirai, Takayuki Nakanishi, Yuichi Kitagawa, Koji Fushimi, Tomohiro Seki, Hajime Ito, Yasuchika Hasegawa. Triboluminescence of Lanthanide Coordination Polymers with Face-to-Face Arranged Substituents. Angewandte Chemie International Edition. 56 [25] (2017) 7171-7175 10.1002/anie.201703638
  3. Yuichi Hirai, Pedro Paulo Ferreira da Rosa, Takayuki Nakanishi, Yuichi Kitagawa, Koji Fushimi, Yasuchika Hasegawa. Amorphous formability and temperature-sensitive luminescence of lanthanide coordination glasses linked by thienyl, naphthyl, and phenyl bridges with ethynyl groups. Bulletin of the Chemical Society of Japan. 90 [3] (2017) 322-326 10.1246/bcsj.20160379
2016
  1. Yuichi Hirai, Takayuki Nakanishi, Yuichi Kitagawa, Koji Fushimi, Tomohiro Seki, Hajime Ito, Yasuchika Hasegawa. Luminescent Europium(III) Coordination Zippers Linked with Thiophene-Based Bridges. Angewandte Chemie International Edition. 55 [39] (2016) 12059-12062 10.1002/anie.201606371
  2. Yuichi Hirai, Takayuki Nakanishi, Yasuchika Hasegawa. Organo-lanthanide luminophores bridged by phosphine oxide ligands. Journal of Luminescence. 170 (2016) 801-807 10.1016/j.jlumin.2015.07.022
2015
  1. Yasuchika Hasegawa, Nao Sato, Yuichi Hirai, Takayuki Nakanishi, Yuichi Kitagawa, Atsushi Kobayashi, Masako Kato, Tomohiro Seki, Hajime Ito, Koji Fushimi. Enhanced electric dipole transition in lanthanide complex with organometallic ruthenocene units. The Journal of Physical Chemistry A. 119 [20] (2015) 4825-4833 10.1021/acs.jpca.5b01809
  2. Yuichi Hirai, Takayuki Nakanishi, Yuichi Kitagawa, Koji Fushimi, Tomohiro Seki, Hajime Ito, Hiroyuki Fueno, Kazuyoshi Tanaka, Toshifumi Satoh, Yasuchika Hasegawa. Luminescent coordination glass: Remarkable morphological strategy for assembled eu(iii) complexes. Inorganic Chemistry. 54 [9] (2015) 4364-4370 10.1021/acs.inorgchem.5b00145
2014
  1. Yuichi Hirai, Takayuki Nakanishi, Kohei Miyata, Koji Fushimi, Yasuchika Hasegawa. Thermo-sensitive luminescent materials composed of Tb(III) and Eu(III) complexes. Materials Letters. 130 (2014) 91-93 10.1016/j.matlet.2014.05.074
  2. Hisataka Kataoka, Tetsuo Kitano, Toshiki Takizawa, Yuichi Hirai, Takayuki Nakanishi, Yasuchika Hasegawa. Photo- and thermo-stable luminescent beads composed of Eu(III) complexes and PMMA for enhancement of silicon solar cell efficiency. Journal of Alloys and Compounds. 601 (2014) 293-297 10.1016/j.jallcom.2014.01.165

Books TSV

2018
  1. Yuichi Hirai. Assembled Lanthanide Complexes with Advanced Photophysical Properties. Springer Singapore, 2018 10.1007/978-981-10-8932-9

Proceedings TSV

2018
  1. Wesley C. Patterson, Yusaku Nishio, Joseph Gonzales, Adam Mallette, Yuichi Hirai, Hirotaka Sakaue. Surface Temperature Mapping Using Luminescent Imaging for Super-Cooled Large Droplet Icing. 2018 Atmospheric and Space Environments Conference. (2018) 10.2514/6.2018-3186

Presentations TSV

2024
  1. 平井 悠一, 中西 貴之, 武田 隆史, 大村 孝仁. 機械刺激応答特性を示す発光性分子材料の結晶学および力学パラメーター. 日本化学会第104春季年会(2024). 2024
2023
  1. 稲毛康太, 平井 悠一, 中西 貴之, 王夢菲, 長谷川靖哉, 北川裕一. 新奇な励起源「静電気」による希土類錯体の発光現象. 第13回　CSJ化学フェスタ. 2023
  2. 稲毛 康太, HIRAI, Yuichi, NAKANISHI, Takayuki, 王 夢菲, 長谷川 靖哉, 北川 裕一. Emission Properties of Lanthanide Complexes with β-Diketonate Ligands Excited by Static Electricity. 2023年光化学討論会. 2023
  3. HIRAI, Yuichi, OHMURA, Takahito, NAKANISHI, Takayuki, TAKEDA, Takashi, Rémi Métivier, Clémence Allain. Luminescent lanthanide(III) molecular crystals under mechanical stimuli and photo-illumination. 20th International Conference on Luminescence. 2023
  4. HIRAI, Yuichi, OHMURA, Takahito, NAKANISHI, Takayuki, TAKEDA, Takashi, Remi Metivier, Clemence Allain. Decoding triboluminescence by a tetramorphic lanthanide(III) coordination polymer. 11th International Conference on f-Elements. 2023
  5. 稲毛康太, 平井 悠一, 中西 貴之, 王夢菲, 長谷川靖哉, 北川裕一. 静電気励起に基づく希土類錯体の発光機能創出. 第34回配位化合物の光化学討論会. 2023
  6. HIRAI, Yuichi, OHMURA, Takahito, TAKEDA, Takashi, NAKANISHI, Takayuki, Clémence Allain, Rémi Métivier. Study on mechanofluorochromism of pyrene derivatives from nanomechanical point of view. The 31st International Conference on Photochemistry. 2023
2022
  1. HIRAI, Yuichi. Photophysical and mechanical response of fluorescent organic molecular crystals. ”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. 2022
  2. HIRAI, Yuichi. Mechanically-responsive Luminescent Lanthanide(III) Coordination Materials. Mechano-X BIO&CHEM. 2022
  3. HIRAI, Yuichi. Squeezing light from lanthanide(III) molecular crystals. PPMS SEMINAR & SYMPOSIA https://ppsm.ens-paris-saclay.fr/en/events/seminar-yuichi-harai. 2022 Invited
  4. HIRAI, Yuichi, OHMURA, Takahito, TAKEDA, Takashi, NAKANISHI, Takayuki. Polymorphic lanthanide(III) coordination polymers with mechano-responsive luminescence. 44th International Conference on Coordination Chemistry https://www.iccc2022.com. 2022
  5. HIRAI, Yuichi, TAKEDA, Takashi, OHMURA, Takahito, NAKANISHI, Takayuki. Bright Triboluminescence of An Inefficient Photoluminescent Eu(III) Complex. 29th RARE EARTH RESEARCH CONFERENCE (RERC29) https://web.sas.upenn.edu/rerc29/. 2022

Misc TSV

2018
    2017
      2016
        2015
          2014

            Published patent applications TSV

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