Kotaro Fujii

Department of Chemistry and Materials Science, Tokyo Institute of Technology, 2 Ookayama, Meguro-ku, Tokyo 152-8551, Japan

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

Shenghan Gao, Thibault Broux, Susumu Fujii,Cédric Tassel,Kentaro Yamamoto, Yao Xiao,Itaru Oikawa,Hitoshi Takamura, Hiroki Ubukata,Yuki Watanabe,Kotaro Fujii,Masatomo Yashima

Nature communications, no. 1 (2021): 201

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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

Takayoshi Oshima, Tom Ichibha, Kenji Oqmhula, Keisuke Hibino, Hiroto Mogi, Shunsuke Yamashita,Kotaro Fujii, Yugo Miseki,Kenta Hongo,Daling Lu,Ryo Maezono,Kazuhiro Sayama

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, no. 24 (2020): 9736.0-9743

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Synthesis, structure, and luminescence properties of layered oxychloride Ba3Y2O5Cl2

Yuki Iwasa, Yu Su,Yoshinori Tsuchiya, Makoto Tatsuda,Kohji Kishio, Fumi Takada,Takayuki Yanagida,Taichiro Nishio,Yoshihiro Tsujimoto,Kotaro Fujii,Masatomo Yashima,Hiraku Ogino

Journal of Materials Chemistry C, (2020)

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

Kotaro Fujii, Yume Yoshida,Yue Jin Shan,Keitaro Tezuka,Yoshiyuki Inaguma,Masatomo Yashima

Chemical Communications, no. 69 (2020): 10042-10045

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Responsive Four-Coordinate Iron(II) Nodes in FePd(CN)4

Ryo Ohtani, Hiromu Matsunari,Takafumi Yamamoto,Koji Kimoto,Masaaki Isobe,Kotaro Fujii,Masatomo Yashima, Susumu Fujii,Akihide Kuwabara,Yuh Hijikata,Shin ichiro Noro,Masaaki Ohba

Angewandte Chemie, no. 43 (2020): 19254-19259

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Ionic conduction mechanism in Ca-doped lanthanum oxychloride

Kazuki Shitara,Akihide Kuwabara,Keisuke Hibino,Kotaro Fujii,Masatomo Yashima,James R Hester, Masanori Umeda,Naoyoshi Nunotani,Nobuhito Imanaka

Dalton transactions (Cambridge, England : 2003), (2020)

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

Takafumi Yamamoto,Akira Chikamatsu,Shunsaku Kitagawa, Nana Izumo, Shunsuke Yamashita,Hiroshi Takatsu,Masayuki Ochi, Takahiro Maruyama, Morito Namba, Wenhao Sun, Takahide Nakashima,Fumitaka Takeiri

Nature communications, no. 1 (2020): 5923

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Single-crystal growth, structure and luminescence properties of Cs2HfCl3Br3

Shohei Kodama,Shunsuke Kurosawa,Kotaro Fujii, Taito Murakami,Masatomo Yashima,Jan Pejchal, Robert Král,Martin Nikl,Akihiro Yamaji,Masao Yoshino,Satoshi Toyoda,Hiroki Sato

Optical Materials, (2020): 109942

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Synthesis and Photoluminescence Properties of Rare-Earth-Activated Sr 3- x A x AlO 4 H (A = Ca, Ba; x = 0, 1): New Members of Aluminate Oxyhydrides

Tong Wu,Kotaro Fujii, Taito Murakami,Masatomo Yashima,Satoru Matsuishi

Inorganic chemistry, no. 20 (2020): 15384-15393

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Cation- and anion-ordered rutile-type derivative LiTeO 3 (OH)

Kotaro Fujii, Yume Yoshida,Yue Jin Shan,Keitaro Tezuka,Yoshiyuki Inaguma,Masatomo Yashima

CHEMICAL COMMUNICATIONS, no. 69 (2020): 10042-10045

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

Yuji Masubuchi, Sota Ohtaki,Kotaro Fujii,Masatomo Yashima,Mikio Higuchi,Shinichi Kikkawa

JOURNAL OF THE EUROPEAN CERAMIC SOCIETY, no. 16 (2020): 6288-6292

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Synthesis of Three-Layer Perovskite Oxynitride K 2 Ca 2 Ta 3 O 9 N·2H 2 O and Photocatalytic Activity for H 2 Evolution under Visible Light

Ya Tang, Kosaku Kato,Takayoshi Oshima, Hiroto Mogi, Akinobu Miyoshi,Kotaro Fujii, Kei-Ichi Yanagisawa,Koji Kimoto,Akira Yamakata,Masatomo Yashima,Kazuhiko Maeda

Inorganic chemistry, (2020)

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

Ryo Ohtani, Hiromu Matsunari,Takafumi Yamamoto,Koji Kimoto, Masaaki Isobe,Kotaro Fujii,Masatomo Yashima, Susumu Fujii,Akihide Kuwabara, Yuh Hijikata,Shin-Ichiro Noro,Masaaki Ohba

Angewandte Chemie (International ed. in English), (2020)

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Oxide-ion conduction in the Dion-Jacobson phase CsBi 2 Ti 2 NbO 10-δ

Wenrui Zhang,Kotaro Fujii, Eiki Niwa,Masato Hagihala,Takashi Kamiyama,Masatomo Yashima

NATURE COMMUNICATIONS, no. 1 (2020): 1224

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

Masatomo Yashima, Takafumi Tsujiguchi,Kotaro Fujii, Eiki Niwa, Shunta Nishioka, Shunta Nishioka,James R. Hester,Kazuhiko Maeda

Journal of Materials Chemistry, (2019)

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Polymorphism and Temperature-Induced Phase Transitions of Na 2 CoP 2 O 7

Maxim Avdeev,Chin-Wei Wang,Prabeer Barpanda,Kotaro Fujii,Masatomo Yashima

Inorganic chemistry, no. 24 (2019): 16823-16830

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Crystal structure analysis and evidence of mixed anion coordination at the Ce3+ site in Y3Al2(Al,Si)3(O,N)12 oxynitride garnet phosphor

Kazuki Asami, Masahiro Shiraiwa,Jumpei Ueda,Kotaro Fujii,Kenta Hongo,Ryo Maezono,Mikhail G. Brik,Masatomo Yashima,Setsuhisa Tanabe

JOURNAL OF MATERIALS CHEMISTRY C, no. 5 (2019): 1330.0-1336.0

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Crystal structures of Ca4+x Y3–x Si7O15+x N5–x (0 ≤ x ≤ 1) comprising of an isolated [Si7(O,N)19] unit

Makoto Kobayashi, Takuya Yasunaga,Hideki Kato,Kotaro Fujii,Masatomo Yashima,Masato Kakihana

Acta Crystallographica Section E: Crystallographic Communications, no. 2 (2019): 260-263

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

Kazuki Asami,Jumpei Ueda, Masahiro Shiraiwa,Kotaro Fujii,Masatomo Yashima,Setsuhisa Tanabe

Optical Materials, (2019): 117-121

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Synthesis of Ba1−Sr YSi2O5N and discussion based on structure analysis and DFT calculation

Takuya Yasunaga,Makoto Kobayashi,Kenta Hongo,Kotaro Fujii,Shunsuke Yamamoto,Ryo Maezono,Masatomo Yashima,Masaya Mitsuishi,Hideki Kato,Masato Kakihana

Journal of Solid State Chemistry, (2019): 266-271

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Papers105 papers

Kotaro Fujii