Proton Intercalation into an Open‐Tunnel Bronze Phase with Near‐Zero Volume Change Kosuke Kawai, Seong‐Hoon Jang, Yuta Igarashi, Koji Yazawa, Kazuma Gotoh, Jun Kikkawa, Atsuo Yamada, Yoshitaka Tateyama, Masashi Okubo
Angewandte Chemie International Edition, -, 2024
State change of Na clusters in hard carbon electrodes and increased capacity for Na-ion batteries achieved by heteroatom doping H. Ando, K. Hashi, S. Ohki, Y. Hatakeyama, Y. Nishina, N. Kowata, T. Ohkubo, K. Gotoh
Carbon Trends, 16, 100387-100387, 2024
[LiCl2]− Superhalide: A New Charge Carrier for Graphite Cathode of Dual-Ion Batteries Keun il Kim, Longteng Tang, Pegah Mirabedini, Amika Yokoi, Jesse M. Muratli, Qiubo Guo, Michael M. Lerner, Kazuma Gotoh, Peter Alex Greaney, Chong Fang, Xiulei Ji
Advanced Functional Materials, 32, 23, -, 2022
Hysteresis-Suppressed Reversible Oxygen-Redox Cathodes for Sodium-Ion Batteries Natalia Voronina, Min Young Shin, Hee Jae Kim, Najma Yaqoob, Olivier Guillon, Seok Hyun Song, Hyungsub Kim, Hee Dae Lim, Hun Gi Jung, Younghak Kim, Han Koo Lee, Kug Seung Lee, Koji Yazawa, Kazuma Gotoh, Payam Kaghazchi, Seung Taek Myung
Advanced Energy Materials, 12, 21, -, 2022
Zinc-based metal-organic frameworks for high-performance supercapacitor electrodes: Mechanism underlying pore generation
S. Umezawa, T. Douura, K. Yoshikawa, D. Tanaka, V. Stolojan, S. R, P.Silva, M. Yoneda, K. Gotoh, Yasuhiko Hayashi
Energy Environ. Mater. (in press), -, 2021
Supercapacitor electrode with high charge density based on boron-doped porous carbon derived from covalent organic frameworks Shigeyuki Umezawa, Takashi Douura, Koji Yoshikawa, Yohei Takashima, Mika Yoneda, Kazuma Gotoh, Vlad Stolojan, S. Ravi P. Silva, Yasuhiko Hayashi, Daisuke Tanaka
Carbon, 184, 418-425, 2021
MgO-Template Synthesis of Extremely High Capacity Hard Carbon for Na-Ion Battery Azusa Kamiyama, Kei Kubota, Daisuke Igarashi, Yong Youn, Yoshitaka Tateyama, Hideka Ando, Kazuma Gotoh, Shinichi Komaba
Angewandte Chemie - International Edition, 60, 10, 5114-5120, 2021
Vanadium diphosphide as a negative electrode material for sodium secondary batteries Shubham Kaushik, Kazuhiko Matsumoto, Yuki Orikasa, Misaki Katayama, Yasuhiro Inada, Yuta Sato, Kazuma Gotoh, Hideka Ando, Rika Hagiwara
Journal of Power Sources, 483, 229182-229182, 2021
Mechanisms for overcharging of carbon electrodes in lithium-ion/sodium-ion batteries analysed by operando solid-state NMR Kazuma Gotoh, Tomu Yamakami, Ishin Nishimura, Hina Kometani, Hideka Ando, Kenjiro Hashi, Tadashi Shimizu, Hiroyuki Ishida
Journal of Materials Chemistry A, 8, 29, 14472-14481, 2020
Structural Analysis of Sucrose-Derived Hard Carbon and Correlation with the Electrochemical Properties for Lithium, Sodium, and Potassium Insertion Kei Kubota, Saori Shimadzu, Naoaki Yabuuchi, Satoshi Tominaka, Soshi Shiraishi, Maria Abreu-Sepulveda, Ayyakkannu Manivannan, Kazuma Gotoh, Mika Fukunishi, Mouad Dahbi, Shinichi Komaba
Chemistry of Materials, -, 2020
States of thermochemically or electrochemically synthesized NaxPy compounds analyzed by solid state 23Na and 31P nuclear magnetic resonance with theoretical calculation R. Morita, K. Gotoh, M. Dahbi, K. Kubota, S. Komaba, K. Tokiwa, S. Arabnejad, K. Yamashita, K. Deguchi, S. Ohki, T. Shimizu, R. Laskowski, H. Ishida
J. Power. Sources, 413, 418-424, 2019
Correlation of carbonization condition with metallic property of sodium clusters formed in hard carbon studied using 23Na nuclear magnetic resonance
R. Morita, K. Gotoh, K. Kubota, S. Komaba, K. Hashi, T. Shimizu, H. Ishida
Carbon, 145, 712-715, 2019
Negative dielectric constant of water confined in nanosheets A. Sugahara, Y. Ando, S. Kajiyama, K. Yazawa, K. Gotoh, M. Otani, M. Okubo, A. Yamada
Nature Commun., 10, 850-, 2019
Non-destructive, uniform, and scalable electrochemical functionalization and exfoliation of graphite
Benoît D.L. Campéon, Mitsuo Akada, Muhammed S. Ahmad, Yasushi Nishikawa, Kazuma Gotoh, Yuta Nishina
Carbon, 158, 356-363, 2019
Crystal structure of 4-chloro-2-nitrobenzoic acid with 4-hydroxyquinoline: a disordered structure over two states of 4-chloro-2-nitrobenzoic acid–quinolin-4(1H)-one (1/1) and 4-hydroxyquinolinium 4-chloro-2-nitrobenzoate
K. Gotoh, H. Ishida
Acta Cryst., E75, 1694-1699, 2019
Crystal structures of 3-chloro-2-nitro-benzoic acid with quinoline derivatives: 3-chloro-2-nitro-benzoic acid-5-nitro-quinoline (1/1), 3-chloro-2-nitro-benzoic acid-6-nitro-quinoline (1/1) and 8-hy-droxy-quinolinium 3-chloro-2-nitro-benzoate
K. Gotoh, H. Ishida
Acta Cryst., E75, 1552-1557, 2019
Structure and Dynamic Behavior of the Na-Crown Ether Complex in the Graphite Layers Studied by DFT and 1H NMR Kazuma Gotoh, Shinya Kunimitsu, Hanyang Zhang, Michael M. Lerner, Keisuke Miyakubo, Takahiro Ueda, Hyung-Jin Kim, Young-Kyu Han, Hiroyuki Ishida
Journal of Physical Chemistry C, 122, 20, 10963-10970, 2018
Bis(pyrrolidinium) hexachloridostannate: a redetermination
K. Gotoh, H. Ishida
IUCrData, 3, x181397-, 2018
Crystal structures of two hydrogen-bonded compounds of chloranilic acid-ethyleneurea (1/1) and chloranilic acid-hydantoin (1/2)
K. Gotoh, H. Ishida
Acta Cryst., E74, 1727-1730, 2018
Synthesis, characterization, crystal structure and theoretical studies on 4-bromo-2-[(E)-6-methyl-2-pyridyliminomethyl]phenol Aliakbar Dehno Khalaji, Hossein Mighani, Milad Kazemnejadi, Kazomu Gotoh, Hiroyuki Ishida, Karla Fejfarova, Michal Dusek
ARABIAN JOURNAL OF CHEMISTRY, 10, S1808-S1813, 2017
Enhanced Li-Ion Accessibility in MXene Titanium Carbide by Steric Chloride Termination Satoshi Kajiyama, Lucie Szabova, Hiroki Iinuma, Akira Sugahara, Kazuma Gotoh, Keitaro Sodeyama, Yoshitaka Tateyama, Masashi Okubo, Atsuo Yamada
ADVANCED ENERGY MATERIALS, 7, 9, 1601873-, 2017
微生物由来鞘状酸化鉄を利用した多孔質炭素材料および炭素-酸化鉄複合材料の作製
I. Nishimura, K. Gotoh, T.Hiura, H. Kawamura, H. Hasimoto, S. Matsumoto, J. Takada, T. Kasukabe, H. Nishihara, H. Goto, T.Ohkubo, H. Ishida
炭素, 280, 188-197, 2017
Sodium-Ion Intercalation Mechanism in MXene Nanosheets Satoshi Kajiyama, Lucie Szabova, Keitaro Sodeyama, Hiroki Iinuma, Ryohei Morita, Kazuma Gotoh, Yoshitaka Tateyama, Masashi Okubo, Atsuo Yamada
ACS NANO, 10, 3, 3334-3341, 2016
Crystal structures of four co-crystals of (E)-1,2-di(pyridin-4-yl)ethene with 4-alkoxybenzoic acids: 4-methoxybenzoic acid—(E)-1,2-di(4-pyridyl)ethene (2/1), 4-ethoxybenzoic acid—(E)-1,2-di(4-pyridyl)ethene (2/1), 4-n-proxybenzoic acid—(E)-1,2-di(4-p・・・ Yohei Tabuchi, Kazuma Gotoh, Hiroyuki Ishida
Acta Crystallographica Section E: Crystallographic Communications, 72, 1666-1671, 2016
Combination of solid state NMR and DFT calculation to elucidate the state of sodium in hard carbon electrodes Ryohei Morita, Kazuma Gotoh, Mika Fukunishi, Kei Kubota, Shinichi Komaba, Naoto Nishimura, Takashi Yumura, Kenzo Deguchi, Shinobu Ohki, Tadashi Shimizu, Hiroyuki Ishida
JOURNAL OF MATERIALS CHEMISTRY A, 4, 34, 13183-13193, 2016
Arrangement and Dynamics of Diamine, Etheric, and Tetraalkylammonium Intercalates within Graphene or Graphite Oxide Galleries by H-2 NMR Kazuma Gotoh, Chika Sugimoto, Ryohei Morita, Tatsuya Miyatou, Motohiro Mizuno, Weekit Sirisaksoontorn, Michael M. Lerner, Hiroyuki Ishida
JOURNAL OF PHYSICAL CHEMISTRY C, 119, 21, 11763-11770, 2015
Crystal structures of three co-crystals of 1,2-bis(pyridin-4-yl)ethane with 4-alkoxybenzoic acids: 4-ethoxybenzoic acid–1,2-bis(pyridin-4-yl)ethane (2/1), 4-n-propoxybenzoic acid–1,2-bis-(pyridin-4-yl)ethane (2/1) and 4-n-butoxybenzoic acid–1,2-bis(pyridi Yohei Tabuchi, Kazuma Gotoh, Hiroyuki Ishida
Acta Cryst., 71, 1340-1343, 2015
Crystal structures of three co-crystals of 4,4'-bipyridyl with 4-alkoxybenzoic acids: 4-ethoxybenzoic acid 4,4'-bipyridyl (2/1), 4-n-propoxybenzoic acid–4,4'-bipyridyl (2/1) and 4-n-butoxybenzoic acid–4,4'-bipyridyl (2/1) Yohei Tabuchi, Kazuma Gotoh, Hiroyuki Ishida
Acta Cryst., 71, 1290-1295, 2015
An Extended Phenacene-type Molecule, [8] Phenacene: Synthesis and Transistor Application Hideki Okamoto, Ritsuko Eguchi, Shino Hamao, Hidenori Goto, Kazuma Gotoh, Yusuke Sakai, Masanari Izumi, Yutaka Takaguchi, Shin Gohda, Yoshihiro Kubozono
SCIENTIFIC REPORTS, 4, 5330-, 2014
Synthesis, characterization, crystal structure and theoretical studies on 4-bromo-2-[(E)-6-methyl-2-pyridyliminomethyl]phenol Aliakbar Dehno Khalaji, Hossein Mighani, Milad Kazemnejadi, Kazomu Gotoh, Hiroyuki Ishida, Karla Fejfarova, Michal Dusek
Arabian Journal of Chemistry, 10, S1808-S1803, 2013
NMR study for electrochemically inserted Na in hard carbon electrode of sodium ion battery Kazuma Gotoh, Toru Ishikawa, Saori Shimadzu, Naoaki Yabuuchi, Shinichi Komaba, Kazuyuki Takeda, Atsushi Goto, Kenzo Deguchi, Shinobu Ohki, Kenjiro Hashi, Tadashi Shimizu, Hiroyuki Ishida
JOURNAL OF POWER SOURCES, 225, 137-140, 2013
Arrangement and Dispersion of Rh and Pt Atoms on Graphene Oxide Sheets Kazuma Gotoh, Hideki Hashimoto, Ryo Kawai, Yuta Nishina, Eiji Fujii, Takahiro Ohkubo, Atsushi Itadani, Yasushige Kuroda, Hiroyuki Ishida
CHEMISTRY LETTERS, 41, 7, 680-682, 2012
Analysis of bis(trifluoromethylsulfonyl)imide-doped paramagnetic graphite intercalation compound using F-19 very fast magic angle spinning nuclear magnetic resonance Kazuma Gotoh, Kazuyuki Takeda, Michael M. Lerner, Yoshimi Sueishi, Shinpei Maruyama, Atsushi Goto, Masataka Tansho, Shinobu Ohki, Kenjiro Hashi, Tadashi Shimizu, Hiroyuki Ishida
CARBON, 49, 12, 4064-4066, 2011
One Dimensional Hydrogen Bonded Arrangement in New Schiff-Base Compound (E)-2-(2,5-dimethoxybenzylideneamino)phenol (1): Synthesis, Characterization, Crystal Structure and Conformational Studies Aliakbar Dehno Khalaji, Hossein Mighani, Hamid Reza Bijanzadeh, Kazuma Gotoh, Hiroyuki Ishida
JOURNAL OF CHEMICAL CRYSTALLOGRAPHY, 41, 10, 1515-1519, 2011
Electrochemical Na Insertion and Solid Electrolyte Interphase for Hard-Carbon Electrodes and Application to Na-Ion Batteries Shinichi Komaba, Wataru Murata, Toru Ishikawa, Naoaki Yabuuchi, Tomoaki Ozeki, Tetsuri Nakayama, Atsushi Ogata, Kazuma Gotoh, Kazuya Fujiwara
ADVANCED FUNCTIONAL MATERIALS, 21, 20, 3859-3867, 2011
Synthesis, Characterization, Structure, Ab Initio and DFT Calculations of 2-Amino-N-(3-phenylprop-2-enylidene)aniline Aliakbar Dehno Khalaji, Hossein Mighani, Kazuma Gotoh, Hiroyuki Ishida
JOURNAL OF CHEMICAL CRYSTALLOGRAPHY, 41, 8, 1154-1157, 2011
Cobalt(III) Complex [CoL3] Derived from an Asymmetric Bidentate Schiff Base Ligand L (L=(5-Bromo-2-hydroxybenzyl-2-furylmethyl)-imine): Synthesis, Characterization and Crystal Structure Aliakbar D. Khalaji, Maghsodlou Sepideh Rad, Gholamhossein Grivani, Morteza Rezaei, Kazuma Gotoh, Hiroyuki Ishida
CHINESE JOURNAL OF CHEMISTRY, 29, 8, 1613-1616, 2011
Exfoliated graphene sheets decorated with metal/metal oxide nanoparticles: Simple preparation from cation exchanged graphite oxide Kazuma Gotoh, Taro Kinumoto, Eiji Fujii, Aki Yamamoto, Hideki Hashimoto, Takahiro Ohkubo, Atsushi Itadani, Yasushige Kuroda, Hiroyuki Ishida
CARBON, 49, 4, 1118-1125, 2011
Synthesis, spectroscopic characterization, crystal structures, and theoretical studies of (E)-2-(2,4-dimethoxybenzylidene)thiosemicarbazone and (E)-2-(2,5-dimethoxybenzylidene)thiosemicarbazone Aliakbar Dehno Khalaji, Gholamhossein Grivani, Samaneh Jalali Akerdi, Kazuma Gotoh, Hiroyuki Ishida, Hossein Mighani
STRUCTURAL CHEMISTRY, 21, 5, 995-1003, 2010
Direct Information on Structure and Energetic Features of Cu+-Xe Species Formed in MFI-Type Zeolite at Room Temperature Hiroe Torigoe, Toshinori Mori, Kazuhiko Fujie, Takahiro Ohkubo, Atsushi Itadani, Kazuma Gotoh, Hiroyuki Ishida, Hiroki Yamashita, Takashi Yumura, Hisayoshi Kobayashi, Yasushige Kuroda
JOURNAL OF PHYSICAL CHEMISTRY LETTERS, 1, 18, 2642-2650, 2010
Negishi Alkyl-Aryl Cross-Coupling Catalyzed by Rh: Efficiency of Novel Tripodal 3-Diphenylphosphino-2-(diphenylphosphino)methyl-2-methylpropyl Acetate Ligand Syogo Ejiri, Shunsuke Odo, Hideki Takahashi, Yugo Nishimura, Kazuma Gotoh, Yasushi Nishihara, Kentaro Takagi
ORGANIC LETTERS, 12, 8, 1692-1695, 2010
Pore Structure of Hard Carbon Made from Phenolic Resin Studied by Xe-129 NMR Kazuma Gotoh, Takahiro Ueda, Taro Eguchi, Koji Kawabata, Kenji Yamamoto, Yuki Murakami, Satoshi Hayakawa, Hiroyuki Ishida
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 82, 10, 1232-1239, 2009
The use of graphite oxide to produce mesoporous carbon supporting Pt, Ru, or Pd nanoparticles Kazuma Gotoh, Koji Kawabata, Eiji Fujii, Kunimitsu Morishige, Taro Kinumoto, Yuki Miyazaki, Hiroyuki Ishida
CARBON, 47, 8, 2120-2124, 2009
Hydrogen bonding in 1,2-diazine-chloranilic acid (2:1) studied by a ^<14>N nuclear quadrupole coupling tensor and multi-temperature X-ray diffraction(Summaries of Papers Published by Staff of National Maritime Research Institute at Outside Organizations) : Seliger Janez, Zagar Veselko, 後藤 和馬, 石田 祐之, 近内 亜紀子, 網野 大輝, 浅地 哲夫
海上技術安全研究所報告, 9, 2, 143-143, 2009
Hydrogen bonding in 1,2-diazine–chloranilic acid (2 : 1) studied by a 14N nuclear quadrupole coupling tensor and multi-temperature X-ray diffraction Janez Seliger, Veselko Zagar, Kazuma Gotoh, Hiroyuki Ishida, Akiko Konnai, Daiki Aminoe, Tetsuo Asaji
Phys. Chem. Chem. Phys., 11, 13, 2281-2286, 2009
Hydrogen bonding in 1,2-diazine-chloranilic acid (2:1) studied by a N-14 nuclear quadrupole coupling tensor and multi-temperature X-ray diffraction Janez Seliger, Veselko Zagar, Kazuma Gotoh, Hiroyuki Ishida, Akiko Konnai, Daiki Amino, Tetsuo Asaji
PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 11, 13, 2281-2286, 2009
Observation of micropores in hard-carbon using Xe-129 NMR porosimetry Kazuma Gotoh, Takahiro Ueda, Hironori Omi, Taro Eguchi, Mariko Maeda, Michihisa Miyahara, Aisaku Nagai, Hiroyuki Ishida
JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS, 69, 1, 147-152, 2008
[(Z)-2-(3-Methyl-1,2,4-oxdiazol-5-yl)-2-(1-naphthyl)ethenylamino] formaldehyde oxime 1,4-dioxane hemisolvate Kensuke Okuda, Hiromi Watanabe, Takashi Hirota, Kazuma Gotoh, Hiroyuki Ishida
Acta Crystallographica Section E: Structure Reports Online, 63, 11, o4261-o4262, 2007
Phase transition and temperature dependent electronic state of an organic ferroelectric, phenazine–chloranilic acid (1:1) T. Asaji, J. Seliger, V. Žagar, M. Sekiguchi, J. Watanabe, K. Gotoh, H. Ishida, S. Vrtnik, J. Dolinšek
J. Phys., Condens. Matter, 19, 22, -, 2007
Properties of a novel hard-carbon optimized to large size Li ion secondary battery studied by Li-7 NMR Kazuma Gotoh, Mariko Maeda, Aisaku Nagai, Atsushi Goto, Masataka Tansho, Kenjiro Hashi, Tadashi Shimizu, Hiroyuki Ishida
JOURNAL OF POWER SOURCES, 162, 2, 1322-1328, 2006