Research Achievements

Research Topics
Publications
Proceedings
Oral Presentation

Research Topics

[Photo-Luminescent Materials] Environmentally Friendly Photonic Luminescent Microbeads with Tunable Emission from Visible to Near-Infrared (Dr. Nagao Group, MANA)
[Fuel Cell Materials] Discovery of Hidden Order in a Disordered Crystal Structure of an Oxide Ion Conductor (Prof. Yashima Group, Institute of Science Tokyo)
[Fuel Cell Materials] Analysis of the Structure near the Conductive Layer using Solid-State NMR
[Lithium Ion Battery Analyses] Elucidating Metal Deposition Mechanism in Battery Overcharging for Safety Assessment (Prof. Gotoh Group, JAIST)
[Battery Materials] Analysis of Carbon Negative Electrodes for Next-Generation Batteries using Solid-State NMR
[Quantum Information] Optical Pumping NMR and Optically Induced Nuclear Spin–Spin Couplings in Semiconductors

Publications

2026

Osamu Tagami, Hibiki Fukushima, Yumu Nishigaki, Ayumi Shikata, Masakuni Takahashi, Kenjiro Hashi,Shinobu Ohki, Takashi Teranishi, Kazuma Gotoh. Mechanistic insight of Li cluster formation and dendrite deposition in sulfide all-solid-state battery with hard-carbon electrode analyzed using 7Li operando nuclear magnetic resonance. Journal of Power Sources. 662 (2026) 238755 10.1016/j.jpowsour.2025.238755
- 10.1016/j.jpowsour.2025.238755
Hiroshi Sakuma, Kenji Tamura, Shigeru Suehara,Kenjiro Hashi. Adsorption of Cs Ions in Hydroxy-Al Interlayered Clay Minerals and the Aging Mechanism. Langmuir. 42 [8] (2026) 6081-6090 10.1021/acs.langmuir.5c05291
- 10.1021/acs.langmuir.5c05291
Hideka Ando,Kenjiro Hashi, Shinobu Ohki, Yuuki Mogami.
Analyzing potassium-ion diffusion in aqueous solutions through pulsed-field gradient NMR. Chemistry Letters. 55 [1] (2026) upaf243 10.1093/chemle/upaf243
- 10.1093/chemle/upaf243
Hideka Ando, Yasuhiro Toyoda, Kenya Fujino, Kenjiro Hashi, Shinobu Ohki, Yuki Fujii, Daisuke Igarashi, Shinichi Komaba, Kazuma Gotoh. The structural stability and capacity increase of a phosphorus-doped hard carbon produced by zinc oxide templating used in sodium-ion batteries:.
- 10.7209/carbon.050106

2025

Lok Yiu Wu, Maksymilian J. Roman, Brianna R. Heazlewood, Mitsunori Kurahashi. Steric effects in the adsorption of O2 on a Cu(111) surface. Physical Chemistry Chemical Physics. 27 [11] (2025) 5701-5709 10.1039/d4cp04595e
- 10.1039/d4cp04595e
Naoki Toyama, Takehiro Nagashima, Kaori Wada, Kenzo Deguchi, Shinobu Ohki, Yuuki Mogami, Masataka Tansho, Atsushi Goto,Shigeki Furukawa. Synthesis of mesoporous SiO2–Al2O3 hollow spheres using ultrasonic irradiation and their activity for hydrolysis of ammonia borane. Next Materials. 8 (2025) 100777 10.1016/j.nxmate.2025.100777
- 10.1016/j.nxmate.2025.100777
Sakura Morimitsu, Ayato Nishimura, Kenzo Deguchi, Yuuki Mogami, Shinobu Ohki, Kenjiro Hashi, Atsushi Goto, Kazuhiko Yamada. Sulfated cellulose pulp with ultra-high water retention characteristics. Cellulose. 32 [11] (2025) 6717-6726 10.1007/s10570-025-06609-5
- 10.1007/s10570-025-06609-5
Naoki Toyama, Takehiro Nagashima, Kaori Wada, Kenzo Deguchi, Shinobu Ohki, Yuuki Mogami, Masataka Tansho, Atsushi Goto, Shigeki Furukawa. Synthesis of mesoporous SiO2–Al2O3 hollow spheres using ultrasonic irradiation and their activity for hydrolysis of ammonia borane. Next Materials. 8 (2025) 100777 10.1016/j.nxmate.2025.100777
- 10.1016/j.nxmate.2025.100777
Naoaki Kuwata, Gen Hasegawa, Sihao Xing, Kenjiro Hashi, Yoshitaka Matsushita, Randy Jalem, Kazunori Takada, Hitoshi Onodera, Shuhei Yoshida. Fast lithium-ion diffusion in pyrochlore-type oxyfluoride Li1.25La0.58Nb2O6F. Solid State Ionics. 428 (2025) 116924 10.1016/j.ssi.2025.116924
- 10.1016/j.ssi.2025.116924
Sakura Morimitsu, Ayato Nishimura, Kenzo Deguchi, Yuuki Mogami, Shinobu Ohki, Kenjiro Hashi, Atsushi Goto, Kazuhiko Yamada. Sulfated cellulose pulp with ultra-high water retention characteristics. Cellulose. 32 [11] (2025) 6717-6726
10.1007/s10570-025-06609-5
- 10.1007/s10570-025-06609-5
Emily Milan, James A. Quirk, Kenjiro Hashi, John Cattermull, Andrew L. Goodwin, James A. Dawson, Mauro Pasta. Filling the Gaps in the LiBr-LiOH Phase Diagram: A Study on the High-Temperature Li3(OH)2Br Phase. Chemistry of Materials. 37 [8] (2025) 2899-2906 10.1021/acs.chemmater.5c00206
- 10.1021/acs.chemmater.5c00206
Yohei Haketa, Ryoya Nakajima, Yuto Maruyama, Hiroki Tanaka, Wookjin Choi, Shu Seki, Shunsuke Sato, Hitomi Baba, Yoshiki Ishii, Go Watanabe, Kirill Bulgarevich, Kazuo Takimiya, Kenzo Deguchi, Shinobu Ohki, Kenjiro Hashi, Takashi Nakanishi, Yukihide Ishibashi, Tsuyoshi Asahi, Kazuchika Ohta, Hiromitsu Maeda. Electrically conductive charge-segregated pseudo-polymorphs comprising highly planar expanded π-electronic cations. Chemical Science. 16 [12] (2025) 4998-5006 10.1039/d4sc07576e
- 10.1039/d4sc07576e

2024

Mitsunori Kurahashi. Alignment-Controlled O2 Chemisorption and Catalytic CO Oxidation on Curved Pt(111). The Journal of Physical Chemistry C. 128 [50] (2024) 21430-21437 10.1021/acs.jpcc.4c06503
- 10.1021/acs.jpcc.4c06503
Mutsuo Igarashi, Tadashi Shimizu, Atsushi Goto, Kenjiro Hashi, Keiko Yamamichi, Takehito Nakano. Slow dynamics observed on highly shifted spectral component of $${^{23}}$$Na NMR in low silica X zeolite loaded with potassium for saturating level. Interactions. 245 [1] (2024) 196 10.1007/s10751-024-02040-7
- 10.1007/s10751-024-02040-7
Kenjiro Hashi, Kazuhiko Yamada, Shinobu Ohki, Yuuki Mogami, Atsushi Goto. Solid-state 197Au NMR of gold metal. Journal of Molecular Structure. 1310 (2024) 138260 10.1016/j.molstruc.2024.138260
- 10.1016/j.molstruc.2024.138260
Masataka Tansho, Atsushi Goto, Shinobu Ohki, Yuuki Mogami, Yuta Yasui, Yuichi Sakuda, Kotaro Fujii, Takahiro Iijima, Masatomo Yashima. Solid-State 95Mo and 93Nb NMR Study of Ba7Nb4MoO20-Based Materials and Ba7Ta3.7Mo1.3O20.15. The Journal of Physical Chemistry C. 128 [46] (2024) 19679-19687 10.1021/acs.jpcc.4c02645
- 10.1021/acs.jpcc.4c02645
Barun Kumar Barman, Hiroyuki Yamada, Keisuke Watanabe, Kenzo Deguchi, Shinobu Ohki, Kenjiro Hashi, Atsushi Goto, Tadaaki Nagao. Rare‐Earth‐Metal‐Free Solid‐State Fluorescent Carbonized‐Polymer Microspheres for Unclonable Anti‐Counterfeit Whispering‐Gallery Emissions from Red to Near‐Infrared Wavelengths. Advanced Science. 11 [30] (2024) 2400693 10.1002/advs.202400693
- 10.1002/advs.202400693
Masataka Tansho, Atsushi Goto, Shinobu Ohki, Yuuki Mogami, Yuta Yasui, Yuichi Sakuda, Kotaro Fujii, Takahiro Iijima, Masatomo Yashima. Solid-State 95Mo and 93Nb NMR Study of Ba7Nb4MoO20-Based Materials and Ba7Ta3.7Mo1.3O20.15. The Journal of Physical Chemistry C. 128 [46] (2024) 19679-19687 10.1021/acs.jpcc.4c02645
- 10.1021/acs.jpcc.4c02645
Takayuki Suehiro, Masataka Tansho, Akio Iwanade, Toru Ishigaki, Naoki Ohashi. Penternary Wurtzitic Nitrides Li1–xZnxGe2–xGaxN3: Powder Synthesis, Crystal Structure, and Potentiality as a Solar-Active Photocatalyst. Inorganic Chemistry. 63 [26] (2024) 12167-12174 10.1021/acs.inorgchem.4c01294
- 10.1021/acs.inorgchem.4c01294
Mutsuo Igarashi, Tadashi Shimizu, Atsushi Goto, Kenjiro Hashi, Keiko Yamamichi, Takehito Nakano. Slow dynamics observed on highly shifted spectral component of $${^{23}}$$Na NMR in low silica X zeolite loaded with potassium for saturating level. Interactions. 245 [1] (2024) 196
- 10.1007/s10751-024-02040-7
Hideka Ando, Kenjiro Hashi, Shinobu Ohki, Yoshikiyo Hatakeyama, Yuta Nishina, Norihiro Kowata, Takahiro Ohkubo, Kazuma Gotoh. State change of Na clusters in hard carbon electrodes and increased capacity for Na-ion batteries achieved by heteroatom doping. Carbon Trends. 16 (2024) 100387 10.1016/j.cartre.2024.100387
- 10.1016/j.cartre.2024.100387
Mutsuo Igarashi, Tadashi Shimizu, Atsushi Goto, Kenjiro Hashi, Keiko Yamamichi, Takehito Nakano. Hyperfine couplings between the paramagnetic moment and nuclei in the metallic phase of low silica X zeolite loaded with potassium. Dalton Transactions. 53 [23] (2024) 9838-9843 10.1039/d4dt00599f
- 10.1039/d4dt00599f
Takayuki Suehiro, Masataka Tansho, Akio Iwanade, Toru Ishigaki, Naoki Ohashi. Penternary Wurtzitic Nitrides Li1–xZnxGe2–xGaxN3: Powder Synthesis, Crystal Structure, and Potentiality as a Solar-Active Photocatalyst. Inorganic Chemistry. 63 [26] (2024) 12167-12174 10.1021/acs.inorgchem.4c01294
- 10.1021/acs.inorgchem.4c01294
Hideka Ando, Kenjiro Hashi, Shinobu Ohki, Rika Matsumoto, Kazuma Gotoh. Strategic approaches to observing 39K NMR signals from potassium–graphite intercalation compounds. Chemistry Letters. 53 [11] (2024) upae195 10.1093/chemle/upae195
- 10.1093/chemle/upae195
Barun Kumar Barman, David Hernández-Pinilla, Thang Duy Dao, Kenzo Deguchi, Shinobu Ohki, Kenjiro Hashi, Atsushi Goto, Tsuyoshi Miyazaki, Karuna Kar Nanda, Tadaaki Nagao. Bioinspired Carbonized Polymer Microspheres for Full-Color Whispering Gallery Mode Emission for White Light Emission, Unclonable Anticounterfeiting, and Chemical Sensing Applications. ACS Applied Materials & Interfaces. 16 [17] (2024) 22312-22325 10.1021/acsami.3c18035
- 10.1021/acsami.3c18035

2023

Mitsunori Kurahashi. Application of hyperthermal alignment controlled O2 beam and atomic oxygen beam to surface reaction analysis. Japanese Journal of Applied Physics. 62 [SL] (2023) SL0802 10.35848/1347-4065/ace727
- 10.35848/1347-4065/ace727
Haruka Maruyama, Mitsunori Kurahashi, Kanta Asakawa, Atsushi Hatakeyama. Spin-dependent metastable He ( 23S ) atom scattering from ferromagnetic surfaces: Potential application to polarized-gas production. Physical Review A. 107 [2] (2023) 022811 10.1103/physreva.107.022811
- 10.1103/physreva.107.022811
Yuta Yasui, Masataka Tansho, Kotaro Fujii, Yuichi Sakuda, Atsushi Goto, Shinobu Ohki, Yuuki Mogami, Takahiro Iijima, Shintaro Kobayashi, Shogo Kawaguchi, Keiichi Osaka, Kazutaka Ikeda, Toshiya Otomo, Masatomo Yashima. Hidden chemical order in disordered Ba7Nb4MoO20 revealed by resonant X-ray diffraction and solid-state NMR. Nature Communications. 14 [1] (2023) 2337 10.1038/s41467-023-37802-4
- 10.1038/s41467-023-37802-4
Yuichi Masuda, Shinobu Ohki, Mogami Yuuki, Kenzo Deguchi, Kenjiro Hashi, Atsushi Goto, Tadashi Shimizu, Kazuhiko Yamada. Solution and solid‐state 33S NMR studies of 33S‐labeled taurine. Magnetic Resonance in Chemistry. 61 [11] (2023) 589-594 10.1002/mrc.5387
- 10.1002/mrc.5387
Chun-Yun Wang, Otmar Melvin ten Kate, Shiro Funahashi, Masataka Tansho, Kenzo Deguchi, Naoto Hirosaki, Takashi Takeda. Single White-Emitting Phosphor (Ba,Sr,Ce)4–mLi(Si,Al)19+2m(O,N)29+m for White LEDs. Chemistry of Materials. 35 [7] (2023) 2947-2955 10.1021/acs.chemmater.3c00026
- 10.1021/acs.chemmater.3c00026
Brigita Darminto, Gregory J. Rees, John Cattermull, Kenjiro Hashi, Maria Diaz‐Lopez, Naoaki Kuwata, Stephen J. Turrell, Emily Milan, Yvonne Chart, Camilla Di Mino, Hyeon Jeong Lee, Andrew L. Goodwin, Mauro Pasta. On the Origin of the Non‐Arrhenius Na‐ion Conductivity in Na3OBr. Angewandte Chemie International Edition. 62 [51] (2023) e202314444 10.1002/anie.202314444
- 10.1002/anie.202314444
Gen Hasegawa, Naoaki Kuwata, Kenjiro Hashi, Yoshinori Tanaka, Kazunori Takada. Lithium-Ion Diffusion in Perovskite-Type Solid Electrolyte Lithium Lanthanum Titanate Revealed by Pulsed-Field Gradient Nuclear Magnetic Resonance. Chemistry of Materials. 35 [10] (2023) 3815-3824 10.1021/acs.chemmater.2c03340
- 10.1021/acs.chemmater.2c03340
Xiao Zheng, Kazuhiko Nagura, Tomohisa Takaya, Kenjiro Hashi, Takashi Nakanishi. Quest for a Rational Molecular Design of Alkyl‐Distyrylbenzene Liquid by Substitution Pattern Modulation**. Chemistry – A European Journal. 29 [21] (2023) e2022203775 10.1002/chem.202203775
- 10.1002/chem.202203775

Proceedings

2023

Atsushi Goto, Kenjiro Hashi, Shinobu Ohki, Tadashi Shimizu. Optical Pumping NMR and Optically Induced Nuclear Spin–Spin Couplings in Semiconductors: Double Resonance NMR Experiments under Light Illumination. Proceedings of the 29th International Conference on Low Temperature Physics (LT29). (2023) 10.7566/jpscp.38.011185
- 10.7566/jpscp.38.011185

Oral Presentation