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九州大学 分光分析化学研究室

研究業績
2020
[原著論文]
[12]
Rajkumar Koninti, Kiyoshi Miyata et al. in preparation.

[12]
Tomohiro Ishii, Kiyoshi Miyata et al. in preparation.

[11]
Tomohiro Ishii, Masaki Saigo et al. in preparation.

[10]
Yuushi Shimoda, et al. "Effect of intra-molecular structural restriction on thermally-activated fluorescence emitters" under review.

[9]
Masaki Saigo, et al. "Environmental effects on structural dynamics of thermally sctivated delayed fluorescence" in preparation.

[8]
Yuushi Shimoda, et al. "Structural dynamics of rhenium complex for artificial photosynthesis" in preparation.

[7]
"Study of excited states and electron transfer of semiconductor-metal complex hybrid photocatalysts for CO2 reduction using picosecond time-resolved spectroscopies"
Shunsuke Sato, Sei'ichi Tanaka, Ken-ichi Yamanaka, Shu Saeki, Keita Sekizawa, Takeshi Morikawa, and Ken Onda

Chem. Eur. J. accepted

[6]
" Vapor Switching of Luminescence Mechanism in a Re(V) Complex"
Kenta Sasaki, Hitomi Yamate, Haruka Yoshino, Hiroki Miura, Yuushi Shimoda, Kiyoshi Miyata, Ken Onda, Ryo Ohtani and Masaaki Ohba
Chem. Comm. accepted

[5]
" Picosecond dynamics in layered cobalt perovskites studied by time-resolved Raman spectroscopy"
R. Fukaya, N. Yamaya, T. Ishikawa, S. Koshihara, K. Onda, Y. Okimoto, A. Isayama, T. Sasagawa, and K. Horigane
C. R. Phys. accepted.

[4]
" Solvent Dependence of Structural Dynamics and Thermally Activated Delayed Fluorescence in 3,4,5-tri(9H-Carbazole-9-Yl)benzonitrile (ortho-3CzBN)"
Masaki Saigo, Kiyoshi Miyata, Hajime Nakanotani, Chihaya Adachi, Ken Onda,
under review,
[chemRxiv].

[3]
Shiori Miyazaki, Kiyoshi Miyata*, Haruna Sakamoto, Fumiya Suzue, Yuichi Kitagawa, Yasuchika Hasegawa, Ken Onda*,
“Dual Energy Transfer Pathways from an Antenna Ligand to Lanthanide Ion in Trivalent Europium Complexes with Phosphine-Oxide Bridges”,
Journal of Physical Chemistry A, in press (2020).

[2]
Kiyoshi Miyata*, Ryota Nagaoka, Masaki Hada, Takanori Tanaka, Ryuji Mishima, Taihei Kuroda, Sota Sueta, Takumi Iida, Yoshifumi Yamashita, Takeshi Nishikawa, Kenji Tsuruta, Yasuhiko Hayashi, Ken Onda, Toshihiko Kiwa*, Takashi Teranishi*,
“Liquid-like dielectric response is an origin of long polaron lifetime exceeding 10 μs in lead bromide perovskites”,
Journal of Chemical Physics, 152, 084704 (2020).

[1]
"Splitting and Reorientation of π-Conjugation by an Unprecedented Photo-Rearrangement Reaction"
Yuya Inaba, Tomoki Yoneda, Yuichi Kitagawa, Kiyoshi Miyata, Yasuchika Hasegawa and Yasuhide Inokuma,
Chemical Communications,
DOI: 10.1039/C9CC09062B

[学会発表(国際学会)]
[5]
Core-to-Core program semiar, Brisbane, Feb. 7, 2020
"Relation between optical properties and excited-state structures of donor-accepter type TADF molecules"
〇Yuushi Shimoda, Kiyoshi Miyata, Ken Onda, (Oral)

[4]
Core-to-Core program semiar, Brisbane, Feb. 7, 2020
"Direct observation of ultrafast structural dynamics of TADF moelcules"
〇Kiyoshi Miyata, Saigo Masaki, Masakazu Umemoto, Ken Onda, (Oral)

[3]
The 11th Asian Conference on Ultrafast Phenomena(ACUP2020), Shanghai, Jan. 12-15, 2020
"Direct observation of ultrafast structural dynamics of emergent materials for optoelectronics"
〇Kiyoshi Miyata, Ken Onda, (Oral,invited)

[2]
New Trends in Photophysics of Photochemistry and their Applications - International Symposium between ETH Zurich and Kyushu University -, Fukuoka, Jan. 11, 2020
"Correlation between Ligand Conformation and Intramolecular Energy Transfer Mechanism of Lanthanide Complexes"
〇Shiori Miyazaki, (Oral,invited)

[1]
New Trends in Photophysics of Photochemistry and their Applications - International Symposium between ETH Zurich and Kyushu University -, Fukuoka, Jan. 11, 2020
"Analysis of Photofunctional Materials Using Time-resolved Infrared Spectroscopy"
〇Ken Onda, (Oral,invited)

2019
[原著論文]
[6]
"Selective Reduction Mechanism of Graphene Oxide Driven by the Photon Mode versus the Thermal Mode"
Masaki Hada*, Kiyoshi Miyata, Satoshi Ohmura, Yusuke Arashida, Kohei Ichiyanagi, Ikufumi Katayama, Takayuki Suzuki, Wang Chen, Shota Mizote, Takayoshi Sawa, Takayoshi Yokoya, Toshio Seki, Jiro Matsuo, Tomoharu Tokunaga, Chihiro Itoh, Kenji Tsuruta, Ryo Fukaya, Shunsuke Nozawa, Shin-ichi Adachi, Jun Takeda, Ken Onda*, Shin-ya Koshihara, Yasuhiko Hayashi, Yuta Nishina*
ACS Nano, DOI: 10.1021/acsnano.9b03060

[5]
"Kinetics and Mechanism of Intramolecular Electron Transfer in Ru(II)-Re(I) Supramolecular CO2-Reduction Photocatalysts: Effects of Bridging Ligands"
Yasuomi Yamazaki, Kei Ohkubo, Daiki Saito, Taiki Yatsu, Yusuke Tamaki, Sei'ichi Tanaka, Kazuhide Koike*, Ken Onda*, Osamu Ishitani*
Inorg. Chem., 58, 11480-11492 (2019).

[4]
"Comparison of picosecond electron dynamics in isolated and clustered Si quantum dots deposited on a semiconductor surface"
Keiki Fukumoto, Ayse Seyhan, Ken Onda, Shunri Oda, and Shin-ya Koshihara
Appl. Phys. Lett., 115, 053105 (2019).

[3]
"Suppression of Structural Change upon S1-T1 Conversion Assists the Thermally Activated Delayed Fluorescence Process in Carbazole-Benzonitrile Derivatives"
Masaki Saigo, Kiyoshi Miyata*, Sei'ichi Tanaka, Hajime Nakanotani, Chihaya Adachi, and Ken Onda*
J. Phys. Chem. Lett., 10, 2475-2480 (2019).
Selected for Supplementary cover!!

[2]
"Triplet Pair States in Singlet Fission"
Kiyoshi Miyata, Felisa Conrad-Burton, Florian Geyer, and X.-Y. Zhu*
Chemical Reviews, 119, 4261-4292 (2019).

[1]
"How lasing happens in CsPbBr3 perovskite nanowires"
Andrew P. Schlaus, Michael S. Spencer, Kiyoshi Miyata, Fang Liu, Xiaoxia Wang, Ipshita Datta, Michal Lipson, Anlian Pan, X.-Y. Zhu*
Nature Communications, 10, 265 (2019).

[学会発表(国際学会)]
[11]
24th International Krutyn Summer School, Krutyn, Sep. 4 2019,
"Tracking energy transfer dynamics in Eu(III) complexes with phosphine-oxide bridges"
○Shiori Miyazaki, Kiyoshi Miyata, Yuichi Kitagawa, Yasuchika Hasegawa and Ken Onda (poster)

[10]
24th International Krutyn Summer School, Krutyn, Sep. 4 2019,
"Suppression of structural change assists thermally activated delayed fluorescence in carbazole-benzonitrile derivatives"
○Masaki Saigo, Kiyoshi Miyata, Hajime Nakanotani, Chihaya Adashi, Ken Onda, (poster, oral)

[9]
CEMS topical meeting on Organic Photoelectronics, Wako, July 25-26, 2019
"Real-time observation of concerted electron-phonon dynamics in organic materials for optoelectronics"
〇Kiyoshi Miyata, Masaki Saigo, Yuushi Shimoda, Hajime Nakanotani, Chihaya Adachi, Yuki Kurashige, Kazuya Watanabe, Yoshiyasu Matsumoto, Ken Onda, (Oral,invited)

[8]
The 23th International Symposium on the Photochemistry and Photophysics of CoordinationCompounds, Hongkong,14-19 July 2019,
"Investigation of structural dynamics of homoleptic and heteroleptic Cu(I) complex using time-resolved infrared spectroscopy"
○Ryuta Okabayashi, Kiyoshi Miyata, Hiroyuki Takeda, Osamu Ishitani, Ken Onda (poster)

[7]
The 23th International Symposium on the Photochemistry and Photophysics of CoordinationCompounds, Hongkong,14-19 July 2019,
"Correlation between structural dynamics and photophysical propertiesin Rhenium (I) diimine biscarbonyl omplexes studied by time-resolved infrared spectroscopy"
○Yuushi Shimoda, Kiyoshi Miyata, Tatsuki Morimoto, Osamu ishitani,Tamaki Yusuke, and Ken Onda (poster)

[6]
15th International Workshop on Supramolecular Nanoscience of Chemically Programmed Pigments, Kusatsu, Jun 15-16, 2019
"Real-time observation of ultrafast structural dynamics in functional molecules using time-resolved infrared spectroscopy"
〇Kiyoshi Miyata, Ken Onda, (Oral,invited)

[5]
11-th International Symposium on Ultrafast Surface Dynamics (USD11), Zhejiang, Jun 8-12, 2019
"Structural relaxation along with S1-T1 conversion in carbazol-benzonitrile derivatives"
〇Masaki Saigo, Kiyoshi Miyata, Hajime Nakanotani, Chihaya Adachi, Ken Onda , (Oral)

[4]
11-th International Symposium on Ultrafast Surface Dynamics (USD11), Zhejiang, Jun 8-12, 2019
"Tracking energy transfer dynamics in luminescent Eu3+ complex"
〇Shiori Miyazaki, Kiyoshi Miyata, Yuichi Kitagawa, Yasuchika Hasegawa, Ken Onda, (poster)

[3]
11-th International Symposium on Ultrafast Surface Dynamics (USD11), Zhejiang, Jun 8-12, 2019
"Unique Dielectric Responses in Lead-halide Perovskites: Proposal of Ferroelectric Polaron"
〇Kiyoshi Miyata, X.-Y. Zhu, (Oral)

[2]
The 3rd Frontiers of Organic Semiconductor Lasers (3FOSL), Brisbane, Austraria, Jan. 24, 2019
"Structural Dynamics in TADF Materials Studied by Time-resolved Infrared Spectroscopy"
○Ken Onda (Oral, Invited)

[1]
The 3rd Frontiers of Organic Semiconductor Lasers (3FOSL), Brisbane, Austraria, Jan. 24, 2019
"Probing electron-phonon couplings in organic semiconductors using static/time-resolved spectroscopy"
○Kiyoshi Miyata (Oral, Invited)

2018
[原著論文]
[5]
"Direct Measurement of Intramolecular Electron Transfer in a Series of Artificial Photosynthesis Processes"
Ken Onda, Kei Ohkubo, Yasuomi Yamazaki, Kazuhide Koike, Sei'ichi Tanaka, and Osamu Ishitani
Ultrafast Phenomena XXI, EPJ Web of Conferences, 205, 09037 (2019).

[4]
"Quantifying Polaron Formation and Charge Carrier Cooling in Lead‐Iodide Perovskites"
Simon A. Bretschneider, Ivan Ivanov, Hai I. Wang, Kiyoshi Miyata, Xiaoyang Zhu, Mischa Bonn
Advanced Materials, 30, 17073122 (2018).

[3]
"Novel Techniques for Observing Structural Dynamics of Photoresponsive Liquid Crystals"
Masaki Hada, Shohei Saito, Ryuma Sato, Kiyoshi Miyata, Yasuhiko Hayashi, Yasuteru Shigeta, Ken Onda
J. Vis. Exp., 135, e57612 (2018).

[2]
"Ferroelectric large polarons"
Kiyoshi Miyata and X.-Y. Zhu
Nature Mater., 17, 379-381 (2018).

[1]
"Investigation of excited state, reductive quenching, and intramolecular electron transfer of Ru(II)-Re(I) supramolecular photocatalysts for CO2 reduction using time-resolved IR measurements"
Kazuhide Koike, David C. Grills, Yusuke Tamaki, Etsuko Fujita, Kei Okubo, Yasuomi Yamazaki, Masaki Saigo, Tatsuhiko Mukuta, Ken Onda and Osamu Ishitani
Chem. Sci., 9, 2961-2974 (2018).

[学会発表(国際学会)]
[10]
Post-ICCC2018 Conference in Fukuoka, Kyushu Univ. Fukuoka, Japan, Aug. 5, 2018,
"Transition Metal Complexes in the Excited States Studied by Time-resolved Infrared Vibrational Spectroscopy"
○Ken Onda, Masaki Saigo, Kiyoshi Miyata, Tatsuhiko Mukuta, Sei'ichi Tanaka (Oral, Invited)

[9]
43rd International Conference on Coordination Chemistry (ICCC2018), Sendai International Center, Sendai, Japan, Aug. 2, 2018
"Realtime Observation of Photoenergy Conversion Processes using Metal Complexes"
○Ken Onda, Masaki Saigo, Kiyoshi Miyata, Tatsuhiko Mukuta, Sei'ichi Tanaka (Oral, Invited)

[8]
The 3rd TADF workshop, Fukuoka, Japan, July 19, 2018
"Excited-State Structural Dynamics of Thermally Activated Delayed Fluorescence Molecules"
○Masaki Saigo, Kiyoshi Miyata, Sei’ichi Tanaka, Tatsuhiko Mukuta, Hajime Nakanotani, Chihaya Adachi, Tohru Sato, Ken Onda (Oral, Poster)

[7]
The 34th Symposium on Chemical Kinetics and Dynamics
"Dynamics of polaron formation in lead halide perovskites"
○Kiyoshi Miyata; M. Tuan Trinh, Prakriti P. Joshi,Xiaoyang Zhu (Oral)

[6]
International School and Symposium on Ultrafast Control of Materials (UCM2018), Rennes, France, June 14, 2018
"Structural Dynamics in Photofunctional Materials Studied by Time-resolved Infrared Spectroscopy"
○K. Onda, M. Saigo, K. Miyata, M. Hada (Oral)

[5]
International symposium on spectroscopy and dynamics at surface and interface, Kyoto University, Kyoto, Japan, May 24, 2018,
"Structural Dynamics in Functional Materials Studied by Time-resolved Infrared Spectroscopy"
○Ken Onda (Oral, Invited)

[4]
Organic Optoelectronics: Lighting Up the Future A Scotland-Japan Symposium Jointly Organized, Royal Society of Edinburgh, Edinburgh, UK, May 3, 2018,
"Structural Dynamics in Organic Light-Emitting Materials Studied by Time-resolved Infrared Spectroscopy"
○Ken Onda (Oral, Invited)

[3]
Optics & Photonics International Congress 2018 (OPIC2018) / Conference on Laser and Synchrotron Radiation Combination Experiment (LSC2018), Pacifico Yokohama, Yokohama, Japan, April 27, 2018,
"Time-resolved Vibrational Spectroscopic Studies of Structural Dynamics in Photofunctional Materials"
○Ken Onda (Oral, Invited)

[2]
International symposium: Computational Chemistry (CC) in 14th International Conference of Computational Methods in Science and Engineering (ICCMSE2018), The Met Hotel, Thessaloniki, Greece, Mar. 18, 2018
"Structural Dynamics in Photofunctional Materials Studied by Time-resolved Infrared Vibrational Spectroscopy"
○Ken Onda (Oral, Invited)

[1]
The 10th Asian Conference on Ultrafast Phenomena (ACUP 2018), The University of Hong Kong, Hong Kong, Jan. 9, 2018
"Structural Dynamics and Photofunctions Studied by Time-Resolved Infrared Vibrational Spectroscopy"
○Ken Onda (Oral, Invited)

[学会発表(国内学会)]
[10]
第一回「ソフトクリスタル・革新的光-物質変換」合同若手研究者育成シンポジウム, 2018年11月7-8日
"リン配位子を2つ有する四面体型Cu(I)錯体の発光ダイナミクスの解明"
○岡林 隆太、宮田 潔志、竹田 浩之、石谷 治、恩田 健(口頭)

[9]
第一回「ソフトクリスタル・革新的光-物質変換」合同若手研究者育成シンポジウム, 2018年11月7-8日
"リン配位子を2つ有する四面体型Cu(I)錯体の発光ダイナミクスの解明"
○下田 侑史、宮田 潔志、浅埜 恭平、舩橋 靖博、恩田 健(口頭)

[8]
第27回 有機EL討論会, 2018.11.
"カルバゾール‐シアノベンゼン 誘導体材料の励起状態における 量子化学計算条件の検討"
○西郷 将生, 宮田 潔志, 中野谷 一, 安達 千波矢, 恩田 健, (口頭)


[7]
第79回 応用物理学会秋季学術講演会, 2018年9月
"ポーラロンモデルからみた鉛ハライドペロブスカイトの電子物性"
○宮田 潔志,X.-Y. Zhu(招待講演)

[6]
第12回 分子科学討論会, 2018年9月
"熱活性化遅延蛍光材料の光励起構造ダイナミクスと発光特性"
○宮田 潔志,西郷 将生,田中 誠一,向田 達彦,中野谷 一,安達 千波矢,佐藤 徹,恩田 健(口頭)

[5]
2018年 光化学討論会, 2018.09
"鉛ハライドペロブスカトの光誘起キャリア生成に伴う構造ダイナミクスと動的遮蔽"
○宮田 潔志, M. Tuan Trinh, P. Prakriti Joshi, Xiaoyang Zhu(ポスター)

[4]
第13回有機デバイス院生研究会, 九州大学OPERA, 福岡, 2018年7月27日 "熱活性化遅延蛍光分子における励起状態構造の解明" ○西郷将生 (口頭)

[3]
第13回 有機デバイス院生研究会, 2018.07.
"超高速レーザー分光で探る有機材料の電子・構造ダイナミクス"
○宮田 潔志(招待講演)

[2]
第30回 配位化合物の光化学討論会, 2018.07,
"有機‐無機ハイブリッド鉛ハライドペロブスカイト半導体の光励起構造ダイナミクスと電子物性"
○宮田潔志, M. Tuan Trinh, Prakriti P. Joshi, Xiaoyang Zhu(招待講演)

[1]
第26回 有機EL討論会, 2018.06.
"TADF材料の光励起状態における分子構造変化と発光特性"
○西郷 将生, 宮田 潔志, 田中 誠一, 向田 達彦, 中野谷 一, 安達 千波矢, 佐藤 徹, 恩田 健, (口頭)


2017
[原著論文]
[4]
"Structural Monitoring of the Onset of Excited-State Aromaticity" Masaki Hada*, Shohei Saito*, Sei’ichi Tanaka, Ryuma Sato, Masahiko Yoshimura, Kazuhiro Mouri, Kyohei Matsuo, Shigehiro Yamaguchi, Mitsuo Hara, Yasuhiko Hayashi, Yasuteru Shigeta*, Ken Onda*, R. J. Dwayne Miller
J. Am. Chem. Soc., 139, 15792-15800 (2017).

[3]
"Ultrafast electron dynamics in twisted graphene by femtosecond photoemission electron microscopy"
Keiki Fukumoto, Mohamed Boutchich, Arezki Hakim, Ken Sakurai, Daniela Di Felice, Yannick J. Dappe, Ken Onda, Shin-ya Koshihara
Carbon, 124, 49-56 (2017).

[2]
"Photochemical Processes in a Rhenium(I) Tricarbonyl N-Heterocyclic Carbene Complex Studied by Time-Resolved Measurements"
Tatsuhiko Mukuta, Peter V. Simpson, Jamila G. Vaughan, Brian W. Skelton, Stefano Stagni, Massimiliano Massi, Kazuhide Koike, Osamu Ishitani, Ken Onda
Inorg. Chem., 56, 3404-3413 (2017).

[1]
"Repeated photoswitching performance of azobenzenes adsorbed on gold surfaces: A balance between space, intermolecular interactions, and phase separation"
Mitsuyuki Kaneta, Takumu Honda, Ken Onda, Mina Han
New J. Chem., 41, 1827-1833 (2017).

[学会発表(国際学会)]
[6]
4th Japan-Canada Joint Symposium on Coordination Chemistry, Nov. 30, 2017, Miyazaki, Japan
"Excited State Dynamics of Transition Metal Complexes Studied by Time-resolved Infrared Vibrational Spectroscopy"
○Ken Onda (Oral, Invited)

[5]
Japan-Italy Joint Symposium on Artificial Photosynthesis, Sept. 29, 2017, Kyushu University, Fukuoka,
"Artificial photosynthesis processes observed by time-resolved infrared spectroscopy"
○Ken Onda (Oral, Invited)

[4]
2nd International TADF workshop, July 20, 2017, Kyushu Univ. Fukuoka, Japan
"Structural change of TADF materials in the excited states studied by time-resolved infrared spectroscopy"
○Ken Onda (Oral, Invited)

[3]
22nd International Symposium on Photochemistry and Photophysics of Coordination Compounds (ISPPCC2017), July, 10-12, 2017, St. Catherine's College, Oxford, UK
"Excited State Dynamics of Metal Complexes Involved in Artificial Photosynthesis Studied by Time-resolved Infrared Spectroscopy"
○Ken Onda, Sei'ichi Tanaka, Tatsuhiko Mukuta (Poster)

[2]
The 8th Shanghai-Tokyo Advanced Research Symposium on Ultrafast Intense Laser Science (STAR8), May 28, 2017, Dunhuang, China
"Artificial Photosynthesis Processes Studied by Time-resolved Infrared Spectroscopy"
○Ken Onda (Oral, Invited)

[1]
2017 International Conference on Artificial Photosynthesis (ICARP2017), March 5, 2017, Ritsumeikan University, Kyoto, Japan
"Non-radiative processes in photoenergy conversion systems studied by time-resolved infrared spectroscopy"
○Ken Onda (Oral, Invited)


2017年以前の業績


[参考]
恩田健
Thomson Reuters ResearcherID: H-3389-2014
Google Scholar Citations: Ken Onda

宮田潔志
Thomson Reuters ResearcherID: L-2358-2016
Google Scholar Citations: Kiyoshi Miyata