Publications / 発表論文

2025

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    Orthorhombic (NH4,Li)Eu(MoO4)2 Solid Solution: Crystal Structure and Red-Emitting Photoluminescence

    T. Hasegawa, S. Noda, K. Fujii, M. Yashima, T. Goto, Y. Sato, A. Okawa, S. Yin

    Inorg. Chem., 64, 34, 17368-17378, 2025

    Grant/Award: JRR-3: J-PARC: SPring-8: PF:2023P003 KAKENHI: JP22K05264 and JP20H00297

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    Effects of the anion exchange between I- and NCS- coordinated to Co2+-centered tetrahedra in the organic-inorganic hybrid halides

    T. Ohmi, R. Ito, S. Nikolaev, K. Fujii, I. Oswald, K. Matsushima, Y. Nakamura, J. Neilson, M. Yashima, M. Azuma, T. Yamamoto

    Dalton Trans., 54, , 10773-10780, 2025

    Grant/Award: JRR3: J-PARC: SPring-8: 2024A1508, 2022A1191 PF: KAKENHI, JP22H05147, JP23H04618, and JP22H01767

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    Flux crystal growth, structure, and optical properties of non-centrosymmetric oxysulfides Ln3Ga3Ge2S3O10 (Ln = La, Ce, Pr, Nd)

    H. Yan, K. Fujii, Y. Matsushita, M. Yashima, K. Yamaura, Y. Tsujimoto

    Dalton Trans., 54, , 10433-10440, 2025

    Grant/Award: JRR3: J-PARC: 2023PM2001, 2024PM2001, and 2025PM2002 SPring-8: PF: KAKENHI, 25K01507, 25K01657, and 25H01652 WPI

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    High Proton Conductivity in Nb5+-doped BaScO2.5

    K. Saito, M. Baba, K. Umeda, K. Fujii, T. Honda, M. Yashima

    Inorg. Chem. Front., 12, , 6353-6360, 2025

    Grant/Award: JRR-3: Proposals 24609 J-PARC: 2024A0178 and 2020L0804 SPring-8: PF: KAKENHI, JP21K18182, JP23K04887, JP23H04618, and JP24H00041 A-STEP ASPIRE MAREC

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    High Oxide-Ion Conduction in Rb-Containing Oxides

    Y. Yasui, K. Jojima, K. Fujii, K. Mori, M. Yashima

    Chem. Mater., 37, 3, 1231-1243, 2025

    Grant/Award: JRR-3: Proposals 21578, 22610, 22603 and 22614 J-PARC: 2020L0801, 2020L0804, 2020A0085, and 2020A0137 SPring-8: 2021B1319, 2021A1599, 2021B1826 and 2022B0569 PF: 2020G547, 2021G615 and 2021G549 KAKENHI, JP21K18182, JP22H04504, JP23K04887, JP23H04618, and JP24H00041 A-STEP ASPIRE MAREC

2024

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    Solid-State 95Mo and 93Nb NMR Study of Ba7Nb4MoO20-Based Materials and Ba7Ta3.7Mo1.3O20.15

    M. Tansho, A. Goto, S. Ohki, Y. Mogami, Y. Yasui, Y. Sakuda, K. Fujii, T. Iijima, M. Yashima

    J. Phys. Chem. C, 128, 46, 19679-19687, 2024

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    High proton conduction by full hydration in highly oxygen deficient perovskite

    K. Saito, K. Umeda, K. Fujii, K. Mori, M. Yashima

    J. Mater. Chem. A, 12, 22, 13310-13319, 2024

    Grant/Award: JRR-3 Proposal No. 23627, 23623, 23613, 22614, 22610, and 22603; J-PARC: Proposal No. 2020L0804, 2020L0802, 2020L0801 SPring-8: 2023B2100, 2023A1684, 2022B0569, 2022B1195, and 2022A1270; PF: 2023G514, 2022G554, 2021G615, and 2021G549 ASPIRE A-STEP JP21K18182, JP22H04504, JP23K04887, JP23H04618, and JP24H00041 MAREC,

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    High Conductivity and Diffusion Mechanism of Oxide Ions in Triple Fluorite-Like Layers of Oxyhalides

    N. Ueno, H. Yaguchi, K. Fujii, M. Yashima

    J. Am. Chem. Soc., 146, 16, 11235-11244, 2024

    Grant/Award: JP19H00821, JP21K18182, JP22H04504, JP23K04887, JP23H04618, JP24H00041, A-STEP, ASPIRE, MAREC,

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    Anionic Sublattices in Halide Solid Electrolytes: A Case Study with the High-Pressure Phase of Li3ScCl6

    F. Ding, A. Doi, T. Ogawa, H. Ubukata, T. Zhu, D. Kato, C. Tassel, I. Oikawa, N. Inui, S. Kuze, T. Yamabayashi, K. Fujii, M. Yashima, X. Ou, Z. Wang, X. Min, K. Fujita, H. Takamura, A. Kuwabara, T. Zhang, K. Griffith, Z. Lin, L. Chai, H. Kageyama

    Angew. Chem. Int. Ed., 63, 15, e202401779, 2024

    Grant/Award: JP22H05143, JP22H05146, JP23H04618

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    Synthesis, crystal structure and investigation of ion-exchange possibility for sodium tellurate NaTeO3(OH)

    T. Ishii, Y. Shan, K. Fujii, T. Katsumata, H. Imoto, A. Baterdene, K. Tezuka, M. Yashima

    Dalton Trans., 53, 12, 5373-5381, 2024

    Grant/Award: JP23H04618

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    Structural and electrical properties of Bi3GaSb2O11 at high temperatures

    K. Matsuzaki, W. Zhang, K. Saito, K. Fujii, M. sYashima

    J. Solid State Chem., 329, -, 124380,2024

    Grant/Award: JP19H00821, JP20K20293, JP21K20483, JP21K18182, JP22H04504, A-STEP SOIFIT MAREC , ND 2020L0802, 2021PM2002, 2022PM2002, 22603, 22610, and 22614, SR 2021G615, 2021G549, 2022G554, 2021A1599, 2021B1826, and 2022A1270

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    Strongly Enhanced Polarization in a Ferroelectric Crystal by Conduction-Proton Flow

    J. Yanagisawa, T. Aoyama, K. Fujii, M. Yashima, Y. Inaguma, A. Kuwabara, K. Shitara, B. Ouay, S. Hayami, M. Ohba, R. Ohtani

    J. Am. Chem. Soc., 146, 2, 1476-1483, 2024

    Grant/Award: JP22H05144, JP22H05146 and JP23H04618, JP21K18936, JP21H01905, and JP21K18182,

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    Structure analysis and luminescence properties of red-emitting iodide scintillators with potassium-hexachloroplatinate(IV) type structure

    S. Kodama, S. Kurosawa, K. Fujii, M. Yashima, A. Yamaji, A. Yoshikawa

    J. Alloys Compd., 970, -, 172506, 2024

2023

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    Dimer-Mediated Cooperative Mechanism of Ultrafast-Ion Conduction in Hexagonal Perovskite-Related Oxides

    Y. Sakuda, T. Murakami, M. Avdeev, K. Fujii, Y. Yasui, J. Hester, M. Hagihala, Y. Ikeda, Y. Nambu, M. Yashima

    Chem. Mater., 35, 22, 9774-9788, 2023

    Grant/Award: JP19H00821, JP19K23647, JP21K14701, JP21K18182, JP22H04504, JP23K04887, JP23H04618, JP21H03732, JP22H05145, J-PARC: Proposal Nos. 2017L1301, 2017L1302, 2020L801; ANSTO: Proposal No. PP5198; JAEAISSP (JRR-3): Proposal Nos. 22410(IRT), 22603, 22610, 22614, 21578).

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    Thiocyanate-Stabilized Pseudo-cubic Perovskite CH(NH2)2PbI3 from Coincident Columnar Defect Lattices

    T. Ohmi, I. Oswald, J. Neilson, N. Roth, S. Nishioka, K. Maeda, K. Fujii, M. Yashima, M. Azuma, T. Yamamoto

    J. Am. Chem. Soc., 145, 36, 19759-19767, 2023

    Grant/Award: JP23H04618

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    Synthesis and ionic conductivity of an argyrodite-type Li6SbS5I electrolyte

    T. Kimura, R. Izawa, C. Hotehama, K. Fujii, A. Sakuda, M. Yashima, M. Tatsumisago, A. Hayashi

    Solid State Ionics, 399, -, 116287, 2023

    Grant/Award: J-PARC (2019B0202, 2022 PM2002) JP18H05255, JP19H04705, JP19H05812

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    La4Ga2S8O3: A Rare-Earth Gallium Oxysulfide with Disulfide Ions

    H. Yan, K. Fujii, H. Kabbour, A. Chikamatsu, Y. Meng, Y. Matsushita, M. Yashima, K. Yamaura, Y. Tsujimoto

    Inorg. Chem., 62, 26, 10481-10489, 2023

    Grant/Award: JP23H04618 MAREC

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    High proton conduction in Ba2LuAlO5 with highly oxygen-deficient layers

    R. Morikawa, T. Murakami, K. Fujii, M. Avdeev, Y. Ikeda, Y. Nambu, M. Yashima

    Commun. Mater., 4, 1, 42, 2023

    Grant/Award: ISSP 22603, 22610, 22614, 21578, MLF 2020L0801, SXRD 2021B1826, 2021G615, JP19H00821, JP19K23647, JP21K14701, JP21K18182, JP21H03732, JP22H04504, JP22H05145, JP23K04887, JP23H04618, A-STEP SOIFIT MAREC

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    Hidden chemical order in disordered Ba7Nb4MoO20 revealed by resonant X-ray diffraction and solid-state NMR

    Y. Yasui, M. Tansho, K. Fujii, Y. Sakuda, A. Goto, S. Ohki, Y. Mogami, T. Iijima, S. Kobayashi, S. Kawaguchi, K. Osaka, K. Ikeda, T. Yashima

    Nat. Commun., 14, -, 2337, 2023

    Grant/Award: MLF 2019BF2106, 2020L0801, 2020L0804, SXRD 2019A1052, 2020A1730, 2021A1599, 2021B1826, JP19H00821, JP20J23124, JP21J22818, JP21K18182, JP22H04504, A-STEP SOIFIT MAREC

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    Supramolecular multi-electron redox photosensitisers comprising a ring-shaped Re(i) tetranuclear complex and a polyoxometalate

    M. Takahashi, T. Asatani, T. Morimoto, Y. Kamakura, K. Fujii, M. Yashima, N. Hosokawa, Y. Tamaki, O. Ishitani

    Chem. Sci., 14, 3, 691-704, 2023

    Grant/Award: /

2022

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    Ge-Containing Oxide-Ion Conductors with CaEu2Ge3O10-Type Structure Discovered by the Bond-Valence Method and Experiments

    M. Matsui, K. Fujii, M. Shiraiwa, M. Yashima

    Inorg. Chem, 61, 31, 12327-12336, 2022

    Grant/Award: 2020G547, 2021G615, 2021G549, 2016A1265, JP16H06438, JP19H00821, JP20H05184, JP20K05086, JP21K18182, JP22H04504, JPMJTM19AY, SOIFIT, MAREC

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    Different Local Structures of Mo and Nb Polyhedra in the Oxide-Ion-Conducting Hexagonal Perovskite-Related Oxide Ba3MoNbO8.5 Revealed by 95Mo and 93Nb NMR Measurements

    M. Tansho, A. Goto, S. Ohki, Y. Mogami, Y. Sakuda, Y. Yasui, T. Murakami, K. Fujii, T. Iijima, M. Yashima

    J. Phys. Chem. C, 126, 31, 13284-13290, 2022

    Grant/Award: JP21K18182, JP19H00821

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    Bi12O17Cl2 with a Sextuple Bi-O Layer Composed of Rock-Salt and Fluorite Units and its Structural Conversion through Fluorination to Enhance Photocatalytic Activity

    D. Kato, O. Tomita, R. Nelson, M. Kirsanova, R. Dronskowski, H. Suzuki, C. Zhong, C. Tassel, K. Ishida, Y. Matsuzaki, C. Brown, K. Fujita, K. Fujii, M. Yashima, Y. Kobayashi, A. Saeki, I. Oikawa, H. Takamura, R. Abe, H. Kageyama, T. Gorelik, A. Abakumov

    Adv. Func. Mater., 32, 41, 2204112, 2022

    Grant/Award: 2020A0085, 2020PM2002

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    Simultaneous Reduction of Proton Conductivity and Enhancement of Oxide-Ion Conductivity by Aliovalent Doping in Ba7Nb4MoO20

    Y. Suzuki, T. Murakami, K. Fujii, J. Hester, Y. Yasui, M. Yashima

    Inorg. Chem., 61, 19, 7537-7545, 2022

    Grant/Award: 8693, 8694, 9400, 9821, 2020G547, 2021B1826, 2020L0801, 2021G549, 2021G615, JP19H00821, JP19K23647, JP20K05086, JP21K14701, JP21K18182, SOIFIT, MAREC

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    Synthesis of Hydride-Doped Perovskite Stannate with Visible Light Absorption Capability

    M. Nakamura, H. Akamatsu, K. Fujii, Y. Nambu, Y. Ikeda, T. Kanazawa, S. Nozawa, M. Yashima, K. Hayashi, K. Maeda

    Inorg. Chem., 61, 17, 6584-6593, 2022

    Grant/Award: JP16H06440, JP16H06441, 21578, 22063, 22614, 22610, 2021A1599, 2021B1826

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    Ruddlesden-Popper Oxychlorides Ba3Y2O5Cl2, Sr3Sc2O5Cl2, and Sr2ScO3Cl: First Examples of Oxide-Ion-Conducting Oxychlorides

    H. Yaguchi, K. Fujii, Y. Tsuchiya, H. Ogino, Y. Tsujimoto, M. Yashima

    ACS Appl. Energy Mater., 5, 1, 295-304, 2022

    Grant/Award: JP21K18182, JP20H05184, JP20K05086, JP19H00821, JP17H06222, JP16H06293, JP16H06440, JP16H06438, JP16H06439, SOIFIT, MAREC, 8693, 8694, 2020G547, 2021G549, 2021G615, JPMJSP2106

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    First-Principles Analysis of the Oxide-Ion Conduction Mechanism in Si-Deficient Lanthanum Silicate Apatite

    Y. Ogura, T. Yokoi, K. Fujii, M. Yashima, K. Matsunaga

    J. Phys. Chem. C, 126, 13, 5805-5812, 2022

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    Oxide-ion and proton conductivity of the ordered perovskite BaYM1/3Ga2/3O2.5

    K. Saito, K. Fujii, M. Yashima

    J. Solid State Chem., 306, , 122733, 2022

    Grant/Award: 2020A0137, 2020PM2002, JP17K17717, JP17H06222, JP19H00821, 20H05184, 20K05086, JP21K18182, SOIFIT, MAREC

2021

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    High oxide-ion conductivity through the interstitial oxygen site in Ba7Nb4MoO20-based hexagonal perovskite related oxides

    M. Yashima, T. Tsujiguchi, Y. Sakuda, Y. Yasui, Y. Zhou, K. Fujii, S. Torii, T. Kamiyama, S. Skinner

    Nat. Commun., 12, , 556, 2021

    Grant/Award: 2017A0111, 2017L1301, JP15H02291, JP16H00884, JP16H06293, JP16H06440, JP16H06441, JP16H06438, JP16K21724, JP17K17717, JP17H06222, JP19H00821, A-STEP SOIFIT

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    Hydride-based antiperovskites with soft anionic sublattices as fast alkali ionic conductors

    S. Gao, T. Broux, S. Fujii, C. Tassel, K. Yamamoto, Y. Xiao, H. Ubukata, Y. Watanabe, K. Fujii, M. Yashima, A. Kuwabara, Y. Uchimoto, H. Kageyama

    Nat. Commun., 12, , 151, 2021

    Grant/Award: 2019A0017, 2017L1302 JP16H06440; JP16H06441

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    Mixed alkali-ion transport and storage in atomic-disordered honeycomb layered NaKNi2TeO6

    T. Masese, Y. Miyazaki, J. Rizell, G. Kanyolo, C. Chen, H. Ubukata, K. Kubota, K. Sau, T. Ikeshoji, Z. Huang, K. Yoshii, T. Takahashi, M. Ito, H. Senoh, J. Hwang, K. Matsumoto, T. Matsunaga, K. Fujii, M. Yashima, M. Shikano, C. Tassel, H. Kageyama, Y. Uchimoto, R. Hagiwara, T. Saito

    Nat. Commun., 12, , 4660, 2021

    Grant/Award: 2017L1302 and 2020L0802 JP19H00821 and JP20K05086

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    High Oxide-Ion Conductivity in a Hexagonal Perovskite-Related Oxide Ba7Ta3.7Mo1.3O20.15 with Cation Site Preference and Interstitial Oxide Ions

    T. Murakami, T. Shibata, Y. Yasui, K. Fujii, J. Hester, M. Yashima

    Small, , ,2106785, 2021

    Grant/Award: 2020A1730 8694 JP19H00821, JP19K23647, 21K14701, and JP21K18182 SOIFIT MAREC

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    High-temperature proton conductors based on the (110) layered perovskite BaNdScO4

    M. Shiraiwa, T. Kido, K. Fujii, M. Yashima

    J. Mater. Chem. A, 9, 13, 8607-8619, 2021

    Grant/Award: 2017L1302 JP15H02291, JP26870190, JP16H00884, JP16H06293, JP16H06440, JP16H06438, JP16K21724, 17K17717, 17H06222, 19H00821, 20H05184, and 20K05086 SOIFIT

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    Protonic conduction in BaNdInO4 structure achieved by acceptor doping

    Y. Zhou, M. Shiraiwa, M. Nagao, K. Fujii, I. Tanaka, M. Yashima, L. Baque, J. Basbus, L. Mogni, S. Skinner

    Chem. Mater., 33, 6, 2139-2146, 2021

    Grant/Award: xxx

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    A Sn-Based Perovskite with a Wide Visible Light Absorption Band Assisted by Hydride Doping

    M. Nakamura, H. Watanabe, H. Akamatsu, K. Fujii, M. Yashima, G. Hasegawa, M. Inada, K. Hayashi, K. Maeda

    Chem. Mater., 33, 10, 3631-3638, 2021

    Grant/Award: JP16H06440 and JP16H06441

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    Site-Selective Eu3+ Luminescence in the Monoclinic Phase of YSiO2N

    Y. Kitagawa, J. Ueda, K. Fujii, M. Yashima, S. Funahashi, T. Nakanishi, T. Takeda, N. Hirosaki, K. Hongo, R. Maezono, S. Tanabe

    Chem. Mater., 33, 22, 8873-8885, 2021

    Grant/Award: JP16H06438, JP16H06439, JP16H06440, and JP16H06441 2017A0023 and 2017A0064

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    Experimental visualization of the interstitialcy diffusion of anions in an LaOF-based oxyfluoride La0.9Sr0.1O0.45F2

    K. Hibino, M. Tanaka, S. Kozakai, K. Fujii, T. Ishihara, J. Hester, M. Yashima

    ACS Appl. Energy Mater., 4, 9, 8891-8900, 2021

    Grant/Award: PP51985, 2017L1301 2017B1265 and 2018A1259 JP15H02291, JP16H00884, JP16H06293, JP16H06440, JP16H06441, JP16H06438, JP16K21724, JP17K17717, JP17H06222, JP19H00821, JP20H05184, JP20K05086, and JP21K18182 17576 and 18584 SOIFIT MAREC

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    Kinetically Stabilized Cation Arrangement in Li3YCl6 Superionic Conductor during Solid-State Reaction

    H. Ito, K. Shitara, Y. Wang, K. Fujii, M. Yashima, Y. Goto, C. Moriyoshi, N. Rosero-Navarro, A. Miura, K. Tadanaga

    Adv. Sci., 8, 15, 2101413

    Grant/Award: JP16H06440

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    Na+ diffusion mechanism and transition metal substitution in tunnel-type manganese-based oxides for Na-ion rechargeable batteries

    I. Quinzeni, K. Fujii, M. Bini, M. Yashima, C. Tealdi

    Mater. Adv., 3, ,986-997 , 2021

    Grant/Award: xxx

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    Electrochemical Crystal Growth of Titanium Oxyfluorides-A Strategy for Development of Electron-Doped Materials

    Y. Chiba, K. Shibata, H. Takatsu, K. Fujii, M. Saito, H. Kageyama, K. Maeda, M. Yashima, T. Motohashi

    Inorg. Chem., 60, 19, 14613-14621, 2021

    Grant/Award: JP16H6439, JP16H6440, JP16H6441

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    Ionic conduction mechanism in Ca-doped Lanthanum Oxychloride

    K. Shitara, A. Kuwabara, K. Hibino, K. Fujii, M. Yashima, J. Hester, M. Umeda, N. Nunotani, N. Imanaka

    Dalton Trans., 50, 1, 151-156, 2021

    Grant/Award: PPR5628 and 2017B1265 16H06440 17576

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    Effect of La vacancies on the oxide-ion conduction in lanthanum silicate apatites

    Y. Ogura, T. Yokoi, K. Fujii, M. Yashima, K. Matsunaga

    Solid State Ionics, 373, 15, 115793, 2021

    Grant/Award: xxx

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    Ternary carbodiimide compound, Ba0.9Sr0.1NCN with distorted rutile-type structure

    Y. Masubuchi, S. Miyazaki, K. Fujii, M. Yashima, A. Miura, M. Higuchi

    J. Solid State Chem., 296, , 122000, 2021

    Grant/Award: 2017L1302 2018B1246 JP16H06438, JP16H06439, JP16H06440

2020

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    Oxide-ion conduction in the Dion–Jacobson phase CsBi2Ti2NbO10−δ

    W. Zhang, K. Fujii, E. Niwa, M. Hagihala, T. Kamiyama, M. Yashima

    Nat. Commun., 11, , 1224, 2020

    Grant/Award: JP15H02291, JP16H00884, JP16H06293, JP16H06440, JP16H06441, JP16H06438, JP16K21724, JP17K17717, JP17H06222, and JP19H00821, MLF 2017A0111 and 2017L1301, SP8 2017A1803, 2017B1265, 2018A1259, 2018B1056, and 2019A1052, SOIFIT

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    Dion–Jacobson-type oxide-ion conductor CsLa2Ti2NbO10−δ without phase transitions

    W. Zhang, K. Fujii, T. Ishiyama, H. Kandabashi, M. Yashima

    J. Mater. Chem. A, 8, 47, 25085-25093, 2020

    Grant/Award: JP15H02291, JP16H00884, JP16H06293, JP16H06440, JP16H06441, JP16H06438, JP16K21724, JP17K17717, JP17H06222, and JP19H00821, MLF 2017A0111, 2017L1300, 2017L1301 and 2017L1302, SP8 2017A1803, 2017B1265, 2018A1259, 2018B1056 and 2019A1052, SOIFIT

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    Synthesis, structure and luminescence properties of layered oxychloride Ba3Y2O5Cl2

    Y. Iwasa, Y. Su, Y. Tsuchiya, M. Tatsuda, K. Kishioa, T. Yanagida, F. Takada, T. Nishio, Y. Tsujimoto, K. Fujii, M. Yashima, H. Ogino

    J. Mater. Chem. C, 8, 48, 17162-17168, 2020

    Grant/Award: xxx

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    Strain-induced creation and switching of anion vacancy layers in perovskite oxynitrides

    T. Yamamoto, A. Chikamatsu, S. Kitagawa, N. Izumo, S. Yamashita, H. Takatsu, M. Ochi, T. Maruyama, M. Namba, T. Nakashima, F. Takeiri, K. Fujii, M. Yashima, Y. Sugisawa, M. Sano, Y. Hirose, D. Sekiba, C. Brown, T. Honda, K. Ikeda, T. Otomo, K. Kuroki, K. Ishida, T. Mori, K. Kimoto, T. Hasegawa, H. Kageyama

    Nat. Commun., 11, , 5923, 2020

    Grant/Award: JP16H06438, JP16H06439, JP16H06440, JP16H06441, JP16K21724, JP17H05481, JP18H01860, 20H00384,

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    Cation- and anion-ordered rutile-type derivative LiTeO3(OH)

    K. Fujii, Y. Yoshida, Y. Shan, K. Tezuka, Y. Inaguma, M. Yashima

    Chem. Commun., 56, 69, 10042-10045, 2020

    Grant/Award: JP16H06438, 16H06439, JP16H06440, JP16K21724, JP17H06222, 19H00821, 20H05184, and 20K05086, MLF 2018B0043, 2018PM0009, 2019A0017, SP8 2016A1265

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    Responsive four-coordinate Fe(II) nodes in FePd(CN)4

    R. Ohtani, H. Matsunari, T. Yamamoto, K. Kimoto, M. Isobe, K. Yashima, S. Fujii, A. Kuwabara, Y. Hijikata, S. Noro, M. Ohba, H. Kageyama, S. Hayami

    Angew. Chem. Int. Ed., 59, 43, 19254-19259, 2020

    Grant/Award: MLF 2017B0143, 2017L1302, SP8 2018A1259, 2019A1104

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    Synthesis of Three-layer Perovskite Oxynitride K2Ca2Ta3O9N·2H2O and Photocatalytic Activity for H2 Evolution under Visible Light

    Y. Tang, K. Kato, T. Oshima, H. Mogi, A. Miyoshi, K. Fujii, K. Yanagisawa, K. Kimoto, A. Yamakata, M. Yashima, K. Maeda

    Inorg. Chem., 59, 15, 11122-11128, 2020

    Grant/Award: xxx

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    New Structure Family of Oxide-ion Conductors Based on BaGdInO4

    H. Yaguchi, K. Fujii, M. Yashima

    J. Mater. Chem. A, 8, 17, 8638-8647, 2020

    Grant/Award: JP19H00821, JP17H06222, JP16H06293, JP16H06440, JP16H00884, and JP16H06438, SP8 2017A1803

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    Single-crystal growth, structure and luminescence properties of Cs2HfCl3Br3

    S. Kodama, S. Kurosawa, K. Fujii, T. Murakami, M. Yashima, J. Pejchal, R. Král, M. Nikl, A. Yamaji, M. Yoshino, S. Toyoda, H. Sato, Y. Ohashi, K. Kamada, Y. Yokota

    Opt. Mater., 106,, 109942, 2020

    Grant/Award: xxx

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    Crystalline Li2CaSiO4 as a highly active catalyst for oxidative coupling of methane

    T. Matsumoto, M. Saito, S. Ishikawa, K. Fujii, M. Yashima, W. Ueda, T. Motohashi

    ChemCatChem, 12, 7, 1968-1972, 2020

    Grant/Award: xxx

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    Two-Dimensional Perovskite Oxynitride K2LaTa2O6N with an H+/K+ Exchangeability in Aqueous Solution to Form Stable Photocatalyst for Visible‐Light H2 Evolution

    T. Oshima, T. Ichibha, K. Oqmhula, K. Hibino, H. Mogi, S. Yamashita, K. Miseki, K. Hongo, D. Lu, R. Maezono, K. Sayama, M. Yashima, K. Kimoto, H. Kato, M. Kakihana, H. Kageyama, K. Maeda

    Angew. Chem. Int. Ed., 132, 24, 9823-9830, 2020

    Grant/Award: xxx

  • Preparation and thermal stability of oxynitride perovskite solid solution Sr1-xLaxTa1-xTixO2N

    Y. Masubuchi, S. Ohtaki, K. Fujii, M. Yashima, M. Higuchi, S. Kikkawa

    J. Eur. Ceram. Soc., 40, 16, 6288-6292,2020

    Grant/Award: MLF 2017A0023 and 2017A0064

2019

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    Polymorphism and Temperature-Induced Phase Transitions of Na2CoP2O7

    M. Avdeev, C. Wang, P. Barpanda, K. Fujii, M. Yashima

    Inorg. Chem., 58, 24, 16823-16830, 2019

    Grant/Award: xxx

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    Discovery of a Rare-Earth-Free Oxide-Ion Conductor Ca3Ga4O9 by Screening through Bond Valence-Based Energy Calculations, Synthesis, and Characterization of Structural and Transport Properties

    Y. Yasui, E. Niwa, M. Matsui, K. Fujii, M. Yashima

    Inorg. Chem., 58, 14, 9460-9468, 2019

    Grant/Award: 15H02291, 16H00884, 16H06293, 16H06440, 16H06438, 17K17717, 17H06222, and 19H00821, iMATERIA, 2017A0023; SPICA, 2017L1302, SOIFIT, SP8 2017B1265

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    Stepwise topochemical fluorination of SrCrO3 perovskite via a super-structured oxide

    Y. Su, Y. Tsujimoto, K. Fujii, Y. Masubuchi, H. Ohata, H. Iwai, M. Yashima, K. Yamaura

    Chem. Comm., 55, 50, 7239-7242, 2019

    Grant/Award: JP16H06538, JPH06439, JPH06440, 19H04711, 17H05493, 17K14466 and 16H04501, SP8 2017B4502, 2018A4501 and 2018A4501

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    Direct evidence for two-dimensional oxide-ion diffusion in the hexagonal perovskite-related oxide Ba3MoNbO8.5–δ

    M. Yashima, T. Tsujiguchi, K. Fujii, E. Niwa, S. Nishioka, J. Hester, K. Maeda

    J. Mater. Chem. A, 7, 23, 13910-13916, 2019

    Grant/Award: JP15H02291, JP16H00884, JP16H06293, JP16H06440, JP16H06441, JP16H06438, JP16K21724, JP17K17717, JP17H06222, and JP19H00821, ANSTO: proposal No. PPR6342, PP5198, and PPR5618; J-PARC: proposal No. 2017L1300 and 2017L1302, SR 2014G508, 2015G047, 2016G644, 2017G168, and 2018G543, SOIFIT

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    Synthesis of Ba1-xSrxYSi2O5N and Discussion based on Structure Analysis and DFT Calculation

    T. Yasunaga, M. Kobayashi, K. Hongo, K. Fujii, S. Yamamoto, R. Maezono, M. Yashima, M. Mitsuishi, H. Kato, M. Kakihana

    J. Solid State Chem., 276, , 266-271, 2019

    Grant/Award: xxx

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    Thermal expansion and P-V-T equation of state of cubic silicon nitride

    N. Nishiyama, K. Fujii, E. Kulik, M. Shiraiwa, N. Gaida, Y. Higo, Y. Tange, A. Holzheid, M. Yashima, F. Wakai

    J. Eur. Ceram. Soc.,39, 13, 3627-3633, 2019

    Grant/Award: xxx

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    Synthesis of a Layered Niobium Oxynitride Rb2NdNb2O6N·H2O Showing Visible-Light Photocatalytic Activity for H2 Evolution

    H. Wakayama, K. Hibino, K. Fujii, T. Oshima, K. Yanagisawa, Y. Kobayashi, K. Kimoto, M. Yashima, K. Maeda

    Inorg. Chem., 58, 9, 6161-6166, 2019

    Grant/Award: xxx

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    Crystal structure analysis and evidence of mixed anion coordination at Ce3+ site in Y3 Al2(Al, Si)3(O,N)12 oxynitride garnet phosphor

    K. Asami, M. Shiraiwa, J. Ueda, K. Fujii, M. Yashima, K. Hongo, R. Maezono, M. Brik, S. Tanabe

    J. Mater. Chem. C, 7, 5, 1330-1336, 2019

    Grant/Award: JP16H06438, JP16H06439, 16H06440, and 16H06441, MLF 2017A0023 and 2017A0064,

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    Crystal structures of Ca4+xY3–xSi7O15+xN5–x (0 ≤ x ≤ 1) comprising of an isolated [Si7(O,N)19] unit

    M. Kobayashi, T. Yasunaga, H. Kato, K. Fujii, M. Yashima, M. Kakihana

    Acta Cryst. E, 75, , 260-263, 2019

    Grant/Award: xxx

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    Redshift and thermal quenching of Ce3+ emission in (Gd,Y)3(Al, Si)5(O, N)12 oxynitride garnet phosphors

    K. Asami, J. Ueda, M. Shiraiwa, K. Fujii, M. Yashima, S. Tanabe

    Opt. Mater., 87, , 117-121, 2019

    Grant/Award: xxx

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    Preparation and photocatalytic activity of Mo-modified Ti-doped HAp

    N. Jiraborvornpongsa, T. Isobe, S. Matsushita, M. Oshikiri, M. Wakamura, K. Fujii, M. Yashima, A. Nakajima

    Appl. Catal. B, 243, , 448-454, 2019

    Grant/Award: xxx

2018

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    A Novel Near Ultraviolet-Visible Light Excitable Phosphor Based on O2–-Ce4+ Charge Transfer

    D. Wen, H. Kato, M. Kobayashi, S. Yamamoto, M. Mitsuishi, K. Fujii, M. Yashima, M. Kakihana

    Inorg. Chem., 57, 23, 14524-14531, 2018

    Grant/Award: JP16H02391 and “Mixed anion” Grant Numbers JP16H06438, JP16H06439, and JP16H06440

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    Discovery and development of BaNdInO4 —A brief review—

    K. Fujii, M. Yashima

    J. Ceram. Soc. Jpn., 126, 10, 852-859, 2018

    Grant/Award: JP24850009, JP24226016,JP24246107,JP25630365,JP15H02291, JP26870190,JP16H00884,JP16H06293,JP16H06440, JP16H06438,JP16K21724,JP17H06222, MLF 2012B0217,2013A0136,2013B0100, 2013B0178,2013B0198,2014A0011,2014B0114, 2014B0233,2014AM0011,2015A0146,2015A0190, 2015A0249,2016A0175,2017A0053,2017A0111, 2017L1300, ANSTO P2696,DB2638, MI2673,P3209,P3648,P4008,P4501,P4682,P4943, PP5198, SR 2011G185,2013G216, 2013G053,2014G508,2015G047,2016G644,2017G168

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    Pr/Ba cation-disordered perovskite Pr2/3Ba1/3CoO3-δ as a new bifunctional electrocatalyst for oxygen reduction and oxygen evolution reactions

    W. Zhang, M. Shiraiwa, N. Wang, T. Ma, K. Fujii, E. Niwa, M. Yashima

    J. Ceram. Soc. Jpn., 126, 10,814-819, 2018

    Grant/Award: 15H02291,16H00884,16H06293,16H06440,16H06438, 17K17717,17H06222, MLF 2017A0023, 2017A0064and2017B0143

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    Function of Tetrahedral ZnS3O Building Blocks in the Formation of SrZn2S2O: A Phase Matchable Polar Oxysulfide with a Large Second Harmonic Generation Response

    Y. Tsujimoto, C. Juillerat, W. Zhang, K. Fujii, M. Yashima, P. Halasyaman, H. Loye

    Chem. Mater, 30, 18, 6486-6493, 2018

    Grant/Award: 16H06438, 16H06439, 16H06440, 17H05493, 17K14466

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    Chemical Pressure-Induced Anion Order–Disorder Transition in LnHO Enabled by Hydride Size Flexibility

    H. Yamashita, T. Broux, Y. Kobayashi, F. Takeiri, T. Zhu, M. Hayward, Kotaro, Fujii, M. Yashima, K. Shitara, A. Kuwabara, T. Murakami, H. Kageyama

    J. Am. Chem. Soc., 140, 36, 11170-11173, 2018

    Grant/Award: JP17H06439, JP17H06440, JP16H06441, and JP15H03849, MLF 2017A0064, 2017A0023, 2017L1300

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    Structural Change in SrSiO3 Induced by Introduction of Nitrogen

    M. Kobayashi, J. Kim, H. Sato, T. Yasunaga, H. Kato, KotaroFujii, M. Shiraiwa, M. Yashima, M. Kakihana

    Chem. Lett., 47, 10, 1327-1329, 2018

    Grant/Award: xxx

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    A Systematic Evaluation of the Role of the Lanthanide Elements in Complex Functional Oxides; Implications for Energy Conversion Devices

    J. Wu, K. Fujii, M. Yashima, A. Staykov, T. Akbay, T. Ishihara, J. Kilner

    J. Mater. Chem. A, 6, 25, 11819-11829, 2018

    Grant/Award: xxx

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    Undoped Layered Perovskite Oxynitride Li2LaTa2O6N for Photocata-lytic CO2 Reduction with Visible Light

    T. Oshima, T. Ichibha, K. Qin, K. Muraoka, J. Vequizo, K. Hibino, R. Kuriki, S. Yamashita, K. Hongo, T. Uchiyama, K. Fujii, D. Lu, R. Maezono, A. Yamakata, H. Kato, K. Kimoto, M. Yashi-ma, Y. Uchimoto, M. Kakihana, O. Ishitani, H. Kageyama, K. Maeda

    Angew. Chem. Int. Ed., 57, 27, 8154-8158, 2018

    Grant/Award: JP16H06438, JP16H06439, JP16H06440, JP16H06441, JP17H05491, JP16K21724 and JP17H05478,

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    A new structure family of oxide-ion conductor Ca0.8Y2.4Sn0.8O6 discovered by a combined technique of the bond-valence method and experiments

    R. Inoue, K. Fujii, M. Shiraiwa, E. Niwa, M. Yashima

    Dalton Trans., 47, 22, 7515-7521, 2018

    Grant/Award: JP15H02291, JP26870190, JP16H00884, JP16H06293, JP16H06440, JP16H06438, JP16K21724, JP17K17717, JP17H06222, PF 2014G508, 2015G047, 2016G644, 2017G168, SOIFIT

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    High oxide-ion conductivity by the overbonded channel oxygens in Si-deficient La9.565(Si5.826□0.174)O26 apatite without interstitial oxygens

    K. Fujii, M. Yashima, K. Hibino, M. Shiraiwa, K. Fukuda, S. Nakayama, N. Ishizawa, T. Hanashima, T. Ohhara

    J. Mater. Chem. A, 6, 23, 10835-10846, 2018

    Grant/Award: JP21560730, JP15K06495, JP17H06222, JP15H02291, JP26870190, JP16H00884, JP16H06293, JP16H06440, and JP16H06438, MLF 2013B0100, 2015A0146, 2017A0053, 2017L1303, SOIFIT

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    Experimental visualization of oxide-ion diffusion paths in pyrochlore-type Yb2Ti2O7

    W. Uno, K. Fujii, E. Niwa, S. Torii, P. Miao, T. Kamiyama, M. Yashima

    J. Ceram. Soc. Jpn., 126, 5, 341-345, 2018

    Grant/Award: JP15H02291,JP25630365,JP26870190,JP16H00884, JP16H06293,JP16H06440,JP16H06438,JP16H06438, JP17H06222, MLF 2013B0198,2014B0233,2015A0190,2016A0175, 2017A0111,2017L1300

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    Crystal structure and electrical conductivity of BaR2ZnO5 (R = Sm, Gd, Dy, Ho, and Er) – A new structure family of oxide-ion conductors

    K. Nakamura, K. Fujii, E. Niwa, M. Yashima

    J. Ceram. Soc. Jpn., 126, 5, 292-299, 2018

    Grant/Award: JP15H02291,JP26870190,JP16H00884, JP16H06293,JP16H06440,JP16H06438,JP16K21724, JP17K17717,JP17H06222, MLF 2015A0249, BL19B2(2015B1596)andBL02B2(2016B1616)

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    Synthesis, Crystal Structure and Optical Properties of New Layered Perovskite Scandium Oxychlorides: Sr2ScO3Cl, Sr3Sc2O5Cl2, and Ba3Sc2O5Cl2

    Y. Su, Y. Tsujimoto, K. Fujii, M. Tatsuta, K. Oka, M. Yashima, H. Ogino, K. Yamaura

    Inorg. Chem., 57, 9, 5615-5623, 2018

    Grant/Award: 2016B4504, 2017A4503, MLF 2017A0023

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    A New Precursor Route Using a Compositionally Flexible Layered Oxide and Nanosheet for Improved Nitrogen Doping and Photocatalytic Activity

    K. Maeda, Y. Tokunaga, K. Hibino, K. Fujii, M. Eguchi, S. Ida, M. Yashima

    ACS Appl. Energy Mater., 1, 4, 1734-1741, 2018

    Grant/Award: JP16H06440, JP16H06441, JP17H05484,

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    High pressure synthesis of hydride-fluoride pyrochlore NaCaMg2F7–xHx

    K. Arai, Y. Kobayashi, Y. Tang, Y. Tsutsui, D. Sakamaki, T. Yamamoto, K. Fujii, M. Yashima, S. Seki, H. Kageyama

    Chem. Lett., 47, 7, 829-832, 2018

    Grant/Award: JP16H06438, JP16H06439, JP16H06440, MLF 2017A0064, SP8 2017A1118

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    Single crystal growth of Sillén–Aurivillius perovskite oxyhalides Bi4NbO8X (X = Cl, Br)

    C. Zhong, F. Takeiri, D. Kato, K. Fujii, M. Yashima, Y. Fujii, A. Koreeda, C. Tassel, R. Abe, H. Kageyama

    Inorganics, 6, 2, 41, 2018

    Grant/Award: xxx

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    A Quasi-two-dimensional metallic behavior in BaVO3–xHx (0.3 ≤ x ≤ 0.9) with Face- and Corner-sharing Octahedra

    T. Yamamoto, K. Shitara, S. Kitagawa, A. Kuwabara, M. Kuroe, K. Ishida, M. Ochi, K. Kuroki, K. Fujii, M. Yashima, C. Brown, H. Takatsu, T. Cedric, H. Kageyama

    Chem. Mater, 30, 5, 1566-1574, 2018

    Grant/Award: JP16H06438, JP16H06439, JP16H06440, JP16H06033, 16K21724, and JP17H05481, MLF 2014B0114 and 2015A0249, SP8 2014B1360 and 2015B1111

2017

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    Weak ferromagnetic ordering in brownmillerite Ca2Fe2O5 and its effect on electric field gradients

    I. Kagomiya, Y. Hirota, K. Kakimoto, K. Fujii, M. Shiraiwa, M. Yashima, A. Fuwa, S. Nakamura

    Phys. Chem. Chem. Phys., 19, 46, 31194-31201, 2017

    Grant/Award: xxx

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    Crystal Structure, Electron Density and Characterization of Visible-Light Responsive Photocatalysts, (BaTaO2N)1−x(SrWO2N)x Solid Solutions

    K. Hibino, M. Yashima, T. Oshima, K. Fujii, K. Maeda

    Dalton Trans., 46, 43, 14947-14956, 2017

    Grant/Award: xxx

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    Crystal Structure and Oxide-Ion Conductivity of Ba1+xNd1−xInO4−x/2

    M. Shiraiwa, K. Fujii, Y. Esaki, S. Kim, S. Lee, M. Yashima

    J. Electrochem. Soc., 164, 13, F1392-F1399, 2017

    Grant/Award: xxx

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    Crystal-structure and electron-density analyses of the perovskite-type oxynitrides BaNbO2N and SrNbO2N through synchrotron X-ray powder diffraction

    K. Fujii, K. Shimada, M. Yashima

    J. Ceram. Soc. Jpn., 125, 11, 808-810, 2017

    Grant/Award: xxx

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    New Oxide-Ion Conductor SrYbInO4 with Partially Cation-Disordered CaFe2O4-Type Structure

    A. Fujimoto, M. Yashima, K. Fujii, J. Hester

    J. Phys. Chem. C, 121, 39, 21272-21280, 2017

    Grant/Award: xxx

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    Synthesis, Structure and Photoluminescence of a Novel Oxynitride BaYSi2O5N Activated by Eu2+ and Ce3+

    M. Kobayashi, T. Yasunaga, H. Sato, H. Kato, K. Fujii, M. Yashima, M. Kakihana

    Chemistry Letters, 46, 6, 795-797, 2017

    Grant/Award: xxx

  • Control of the reversibility during boronic ester formation: application to the construction of ferrocene dimers and trimers

    K. Ono, Y. Tohyama, T. Uchikura, Y. Kikuchi, K. Fujii, H. Uekusa, N. Iwasawa

    Dalton Trans., 46, 7, 2370-2376, 2017

2016

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    Hydrothermal Synthesis, Crystal Structure, and Superconductivity of a Double-Perovskite Bi Oxide

    M. Rubel, T. Takei, N. Kumada, M. Ali, A. Miura, K. Tadanaga, K. Oka, M. Azuma, M. Yashima, K. Fujii, E. Magome, C. Moriyoshi, Y. Kuroiwa, J. Hester, M. Avdeev

    Chem. Mater., 28, 2, 459–465, 2016

    Grant/Award: xxx

2015

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    Improved oxide-ion conductivity of NdBaInO4 by Sr doping

    K. Fujii, M. Shiraiwa, Y. Esaki, M. Yashima, S. Kim, S. Lee

    J. Mater. Chem. A, 3, 22, 11985-11990, 2015

    Grant/Award: xxx

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    Structural Origin of the Anisotropic and Isotropic Thermal Expansion of K2NiF4-Type LaSrAlO4 and Sr2TiO4

    K. Kawamura, M. Yashima, K. Fujii, K. Omoto, K. Hibino, S. Yamada, J. Hester, M. Avdeev, P. Miao, S. Torii, T. Kamiyama

    Inorg. Chem., 54, 8, 3896-3904, 2015

    Grant/Award: xxx

  • Structure Determination from Powder X-ray Diffraction Data of Black Azo (Hydrazone) Pigments

    J. Otani, M. Matsumura, K. Fujii, H. Uekusa

    Chem. Lett., 44, 5, 662-664, 2015

2014

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    Defect induced sodium disorder and ionic conduction mechanism in Na1.82Mg1.09P2O7

    G. Liu, S. Nishimura, S. Chung, K. Fujii, M. Yashima, A. Yamada

    J. Mat. Chem. A, 2, 43, 18353-18359, 2014

    Grant/Award: xxx

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    New Perovskite-Related Structure Family of Oxide-Ion Conducting Materials NdBaInO4

    K. Fujii, Y. Esaki, K. Omoto, M. Yashima, A. Hoshikawa, T. Ishigaki, J. Hester

    Chem. Mater., 26, 8, 2488-2491, 2014

    Grant/Award: xxx

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    Diffusion Path and Conduction Mechanism of Protons in Hydroxyapatite

    M. Yashima, N. Kubo, K. Omoto, H. Fujimori, K. Fujii, K. Ohoyama

    J. Phys. Chem. C, 118, 10, 5180-5187, 2014

    Grant/Award: xxx

  • Almost Perfect Frustration in the Dimer Magnet Ba2CoSi2O6Cl2

    H. Tanaka, N. Kurita, M. Okada, E. Kunihiro, Y. Shirata, K. Fujii, H. Uekusa, A. Matsuo, K. Kindo, H. Nojiri

    J. Phys. Soc. Jpn., 83, 10, 103701/1-5, 2014

2013

  • Polymorphic and pseudomorphic transformation behavior of acyclovir based on thermodynamics and crystallography

    K. Terada, H. Kurobe, M. Ito, Y. Yoshihashi, E. Yonemochi, K. Fujii, H. Uekusa

    J. Therm. Anal. Calorim., 113, 3, 1261-1267, 2013

    Grant/Award: xxx

  • Structural understanding of solid-state photodimerization reactions of cinnamic amide derivatives in terms of reaction cavities - color developer for thermosensitive paper

    S. Kodama, K. Johmoto, A. Sekine, K. Fujii, H. Uekusa

    CrystEngComm, 15, 23, 4667-4675, 2013

    Grant/Award: xxx

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    Experimental visualization of the Bi–O covalency in ferroelectric bismuth ferrite (BiFeO3) by synchrotron X-ray powder diffraction analysis

    K. Fujii, H. Kato, K. Omoto, M. Yashima, J. Chen, X. Xing

    Phys. Chem. Chem. Phys., 15, 18, 6779-6782, 2013

    Grant/Award: xxx

  • Solid-State Hydration/Dehydration of Erythromycin A Investigated by ab Initio Powder X-ray Diffraction Analysis: Stoichiometric and Nonstoichiometric Dehydrated Hydrate

    K. Fujii, M. Aoki, H. Uekusa

    Cryst. Growth Des., 13, 5, 2060-2066, 2013

    Grant/Award: xxx

  • Reversible Solid State Redox of an Octacyanometallate-Bridged Coordination Polymer by Electrochemical Ion Insertion/Extraction

    M. Okubo, K. Kagesawa, Y. Mizuno, D. Asakura, E. Hosono, T. Kudo, H. Zhou, K. Fujii, H. Uekusa, S. Nishimura, A. Yamada, A. Okazawa, N. Kojima

    Inorg. Chem., 52, 7, 3772-3779, 2013

    Grant/Award: xxx

2012

  • Mechanism of Dehydration-Hydration Processes of Lisinopril Dihydrate Investigated by ab Initio Powder X-ray Diffraction Analysis

    K. Fujii, H. Uekusa, N. Itoda, E. Yonemochi, K. Terada

    Cryst. Growth Des., 12, 12, 6165-6172, 2012

  • Guest-induced self-assembly of a macrocyclic boronic ester containing diarylethene units: enhancement of photoresponsivity

    N. Iwasawa, H. Takahagi, K. Ono, K. Fujii, H. Uekusa

    Chem. Comm., 48, 60, 7477-7479, 2012

  • Cocrystallization and amorphization induced by drug-excipient interaction improves the physical properties of acyclovir

    T. Masuda, Y. Yoshihashi, E. Yonemochi, K. Fujii, H. Uekusa, K. Terada

    Int. J. Pharm., 422, 1-2, 160-169, 2012

2011

  • Structure Determination from Powder X-ray Diffraction Data of a New Polymorph of a High-Density Organic Hydrate Material, with an Assessment of Hydrogen-Bond Disorder by Rietveld Refinement

    G. Lim, K. Fujii, K. Harris, D. Apperley

    Cryst. Growth Des., 11, 12, 5192-5199, 2011

  • Reversible Color Switching of an Organic Crystal Induced by Organic Solvent Vapors

    K. Fujii, A. Sakon, A. Sekine, H. Uekusa

    Cryst. Growth Des., 11, 10, 4305-4308, 2011

  • Supramolecular Networks in Crystalline Inclusion Complexes Formed from a New Host: 2,2-Bis(4-hydroxy-3-phenylphenyl)-1Hindene-1,3(2H)-dione

    K. Kasugai, S. Hashimoto, K. Imai, A. Sakon, K. Fujii, H. Uekusa, N. Hayashi, K. Kobayashi

    Cryst. Growth Des., 11, 9, 4044-4052, 2011

  • Cooperativity in Solid-State Squaramides

    R. Prohens, A. Portell, C. Puigjaner, S. Tomas, K. Fujii, K. Harris, X. Alcobe, M. Font-Bardia, R. Barbas

    Cryst. Growth Des., 11, 9, 3725-3730, 2011

  • Structural Chemistry of a New Chiral Anhydrous Phase of Ru(bipy)3(ClO4)2 Established from Powder X-ray Diffraction Analysis

    E. Cheung, K. Fujii, F. Guo, K. Harris, S. Hasebe, R. Kuroda

    Cryst. Growth Des., 11, 8, 3313-3317, 2011

  • Potential of synchrotron X-ray powder diffractometry for detection and quantification of small amounts of crystalline drug substances in pharmaceutical tablets

    H. Yamada, K. Masuda, T. Ishige, K. Fujii, H. Uekusa, K. Miura, E. Yonemochi, K. Terada

    J. Pharm. Biomed. Anal., 56, 2, 448-453, 2011

  • Exploiting powder X-ray diffraction for direct structure determination in structural biology: The P2X4 receptor trafficking motif YEQGL

    K. Fujii, M. Young, K. Harris

    J. Struct. Biol., 174, 3, 461-467, 2011

  • Metastable polymorphic form of isopropylbenzophenone derivative directly obtained by the solid-state photoreaction investigated by ab initio powder X-ray diffraction analysis

    K. Fujii, H. Uekusa, M. Fukano, H. Koshima

    CrystEngComm, 13, 9, 3197-3201, 2011

  • In situ observation and mechanistic elucidation of metastable colored species in crystalline state photochromism of trans-biindenylidenedione

    K. Fujii, K. Aruga, A. Sekine, H. Uekusa, K. Sohno, K. Tanaka

    CrystEngComm, 13, 3, 731-733, 2011

  • Study of the Pseudo-Crystalline Transformation from Form I to Form II of Thiamine Hydrochloride (Vitamin B1)

    K. Masuda, T. Ishige, H. Yamada, K. Fujii, H. Uekusa, K. Miura, E. Yonemochi, K. Terada

    Chem. Pharm. Bull., 59, 1, 57-62, 2011

2010

  • Cocrystalline Phase Transformation of Binary Mixture of Trimethoprim and Sulfamethoxazole by Slurry Technique

    E. Zaini, Y. Sumirtapura, S. Soewandhi, A. Halim, H. Uekusa, K. Fujii

    Asian J. Pharm. Clin. Res., 3, 4, 26-29, 2010

  • Direct structure elucidation by powder X-ray diffraction of a metal-organic framework material prepared by solvent-free grinding

    K. Fujii, A. Garay, J. Hill, E. Sbircea, Z. Pan, M. Xu, D. Apperley, S. James, K. Harris

    Chem. Comm., 46, 40, 7572-7574, 2010

  • Potassium clavulanate

    K. Fujii, K. Toyota, A. Sekine, H. Uekusa, I. Nugrahani, S. Asyarie, N. Soewandhi, S. Ibrahim

    Acta Crystallogr. Sect. E Struct. Reports Online, 66, , m985-m986, 2010

  • Arrays of P=O Dipoles As a Recurrent Structural Motif in Bis-Diphenylphosphine Oxides, Established from Powder X-ray Diffraction

    G. Lim, Z. Zhou, K. Fujii, P. Calcagno, E. Tedesco, S. Kitchin, B. Kariuki, D. Philp, K. Harris

    Cryst. Growth Des., 10, 8, 3814-3818, 2010

  • A Solid-State Dehydration Process in an Organic Material Associated with Substantial Hydrogen-Bond Reorganization, Investigated by Powder X-ray Diffraction

    J. Marti-Rujas, A. Morte-Rodenas, F. Guo, N. Thomas, K. Fujii, B. Kariuki, K. Harris

    Cryst. Growth Des., 10, 7, 3176-3181, 2010

  • Selective transformation pathways between crystalline forms of an organic material established from powder X-ray diffraction analysis

    K. Fujii, Y. Ashida, H. Uekusa, F. Guo, K. Harris

    Chem. Comm., 46, 24, 4264-4266, 2010

  • Hexaradialenes by Successive Ring Openings of Tris(alkoxytricyclobutabenzenes):Synthesis and Characterization

    S. Shinozaki, T. Hamura, Y. Ibusuki, K. Fujii, H. Uekusa, K. Suzuki

    Angew. Chem. Int. Ed., 49, 17, 3026-3029, 2010

  • Physicochemical Understanding of Polymorphism and Solid-State Dehydration/Rehydration Processes for the Pharmaceutical Material Acrinol, by Ab Initio Powder X-ray Diffraction Analysis and Other Techniques

    K. Fujii, H. Uekusa, N. Itoda, G. Hasegawa, E. Yonemochi, K. Terada, Z. Pan, K. Harris

    J. Phys. Chem. C, 114, 1, 580-586, 2010

2009

  • Partial ferromagnetic ordering and indirect exchange interaction in the spatially anisotropic kagome antiferromagnet Cs2Cu3CeF12

    T. Amemiya, M. Yano, K. Morita, I. Umegaki, T. Ono, H. Tanaka, K. Fujii, H. Uekusa

    Phys. Rev. B: Condens. Matter, 80, 10, 100406/1-100406/4, 2009

  • Magnetic susceptibilities in a family of S= 1/2 kagome antiferromagnets

    T. Ono, K. Morita, M. Yano, H. Tanaka, K. Fujii, H. Uekusa, Y. Narumi, K. Kindo

    Phys. Rev. B: Condens. Matter, 79, 17, 174407/1-11, 2009

  • Dihydrochalcone Designed from Methylophiopogonanone B Strongly Inhibits Hypoxia-inducible Factor (HIF)-1α Activity

    M. Fujii, K. Egawa, Y. Hirai, M. Kondo, K. Fujii, H. Uekusa, H. Akita, K. Nose, K. Toriizuka, Y. Ida

    Heterocycles, 78, 8, 2061 - 2065, 2009

  • Chiral Tetraazamacrocycles Having Four Pendant-Arms

    S. Kamioka, T. Takahashi, S. Kawauchi, H. Adachi, Y. Mori, K. Fujii, H. Uekusa, T. Doi

    Org. Lett., 11, 11, 2289-2292, 2009

  • Performance of the micro-PIC gaseous area detector in small-angle X-ray scattering experiments

    K. Hattori, K. Tsuchiya, K. Ito, Y. Okada, K. Fujii, H. Kubo, K. Miuchi, M. Takata, T. Tanimori, H. Uekusa

    J. Synchrotron Radiat., 16, 2, 231-236, 2009

  • Vapour Induced Crystalline Transformation Investigated by ab initio Powder X-ray Diffraction Analysis

    K. Fujii, Y. Ashida, H. Uekusa, S. Hirano, S. Toyota, F. Toda, Z. Pan, K. Harris

    Cryst. Growth Des., 9, 2, 1201-1207, 2009

  • Reevaluation of solubility of tolbutamide and polymorphic transformation from Form I to unknown crystal form

    G. Hasegawa, T. Komasaka, R. Bando, Y. Yoshihashi, E. Yonemochi, K. Fujii, H. Uekusa, K. Terada

    Int. J. Pharm., 369, 1-2, 12-18, 2009

2008

  • Single-crystal-to-single-crystal photocyclization of 4-(2,4,6-triisopropylbenzoyl)benzoic acid in the salt crystal with (S)-phenylethylamine

    H. Koshima, Y. Ide, M. Fukano, K. Fujii, H. Uekusa

    Tetrahedron Lett., 49, 28, 4346-4348, 2008

  • Singlet Ground State and Spin Gap in S = 1/2 Kagome Antiferromagnet Rb2Cu3SnF12

    K. Morita, M. Yano, T. Ono, H. Tanaka, K. Fujii, H. Uekusa, Y. Narumi, K. Kindo

    J. Phys. Soc. Jpn., 77, 4, 04370/1-4, 2008

  • Solid-State Phase Transition of an Inclusion Complex of 5-Methyl-2-pyridone with 1,3,5-Benzenetricarboxylic Acid

    S. Hirano, S. Toyota, F. Toda, K. Fujii, H. Uekusa

    Angew. Chem. Int. Ed., 45, 36, 6013-6016, 2006

  • Multiple Pentafluorophenylation of 2,2,3,3,5,6,6-Heptafluoro-3,6-dihydro-2H-1,4-oxazine with an Organosilicon Reagent: NMR and DFT Structural Analysis of Oligo(perfluoroaryl) Compounds

    M. Nishida, H. Fukaya, Y. Hayakawa, T. Ono, K. Fujii, H. Uekusa

    Helv. Chim. Acta, 89, 11, 2671-2685, 2006