Journal Paper

• Hayato Ishizaki, Hajime Yamamoto, Takumi Nishikubo, Yuki Sakai, Shogo Kawaguchi, Keisuke Yokoyama, Yoichi Okimoto, Shin-ya Koshihara, Takafumi Yamamoto, Masaki Azuma. Robust Giant Tetragonal Distortion Coupled with High-Spin Co3+ in Electron-Doped BiCoO3, Inorganic Chemistry, vol. 58, p. 16059-16064, Nov. 2019.
• Hiroaki Ito, Akira Miura, Yosuke Goto, Yoshikazu Mizuguchi, Chikako Moriyoshi, Yoshihiro Kuroiwa, Masaki Azuma, Jinjia Liu, Xiao-Dong Wen, Shunta Nishioka, Kazuhiko Maeda, Yuji Masubuchi, Nataly Carolina Rosero-Navarro, Kiyoharu Tadanaga, Maeda, Kazuhiko. An electronic structure governed by the displacement of the indium site in In–S₆ octahedra: LnOInS₂ (Ln = La, Ce, and Pr), Dalton Transactiions, 48, 32, 12272-12278, June 2019.  Official location  
• Zhao Pan, Jun Chen, Xingxing Jiang, Zheshuai Lin, Haibo Zhang, Yang Ren, Masaki Azuma, Xianran Xing. Enhanced tetragonality and large negative thermal expansion in a new Pb/Bi-based perovskite ferroelectric of (1 − x)PbTiO₃–xBi(Zn_1/2V_1/2)O₃, Inorganic Chemistry Frontiers, 6, 8, 1990-1995, May 2019.
• Blair Lebert, Hajime Yamamoto, Masaki Azuma, Rolf Heid, Satoshi Tsutsui, Hiroshi Uchiyama, Alfred Q.R Baron, Benoit Baptiste, Matteo d'Astuto. Phonon anomalies with doping in superconducting oxychlorides Ca_2-xCuO₂Cl₂, Apr. 2019.
• Md Saiduzzaman, Takahiro Takei, Sayaka Yanagida, Nobuhiro Kumada, Hena Das, Hirokazu Kyokane, Shogo Wakazaki, Masaki Azuma, Chikako Moriyoshi, Yoshihiro Kuroiwa. Hydrothermal Synthesis of Pyrochlore-Type Pentavalent Bismuthates Ca₂Bi₂O₇ and Sr₂Bi₂O₇, Inorganic Chemistry, Vol. 58, pp. 1759-1763, Jan. 2019.
• Keisuke Shimizu, Ryo Kawabe, Hajime Hojo, Haruki Shimizu, Hajime Yamamoto, Marin Katsumata, Kei Shigematsu, Ko Mibu, Yu Kumagai, Fumiyasu Oba, Masaki Azuma. Direct Observation of Magnetization Reversal by Electric Field at Room Temperature in Co-Substituted Bismuth Ferrite Thin Film, NANO LETT., Vol. 19, No. 3, pp. 1767–1773, Jan. 2019.
• Takahiro Ogata, Yuki Sakai, Hajime Yamamoto, Satyanarayan Patel, Peter Keil, Jurij Koruza, Shogo Kawaguchi, Zhao Pan, Takumi Nishikubo, Jürgen Rödel, Masaki Azuma. Melting of d_xy Orbital Ordering Accompanied by Suppression of Giant Tetragonal Distortion and Insulator-to-Metal Transition in Cr-Substituted PbVO₃, Chemistry of Materials, Vol. 31, pp. 1352-1358, Jan. 2019.
• Takahiro Ogata, Kengo Oka, Masaki Azuma. Negative thermal expansion in electron doped PbVO_3ーxF_x, Applied Physics Express, Vol. 12, No. 2, pp. 023005, Jan. 2019.

Other Publication

• Masaki Azuma, Hajime Yamamoto. 巨大負熱膨張への挑戦 電子ドープ強誘電体PbVO₃, 化学, Vol. 73, No. 10, pp. 68-69, Oct. 2019.
• Masaki Azuma, Kengo Oka, Hajime Yamamoto, Yuki Sakai. 相転移型巨大負熱膨張物質, 応用物理, Vol. 88, No. 3, Mar. 2019.

Patent

• Masaki Azuma. 負熱膨張性材料の製造方法. Patent. Published. 国立大学法人東京工業大学, 地方独立行政法人神奈川県立産業技術総合研究所（KISTEC）. 2019/12/06. 特願2019-220914. 2021/06/10. 特開2021-088495. 2021.
• Masaki Azuma, Kei Shigematsu, Keisuke Shimizu. 積層体. Patent. Published. 国立大学法人東京工業大学, 地方独立行政法人神奈川県立産業技術総合研究所（KISTEC）. 2019/09/25. 特願2019-174070. 2021/04/01. 特開2021-050116. 2021.
• Masaki Azuma. 樹脂組成物およびその樹脂成形体. Patent. Registered. 国立大学法人東京工業大学, キヤノン株式会社, 地方独立行政法人神奈川県立産業技術総合研究所（KISTEC）. 2019/07/23. 特願2019-135114. 2021/02/15. 特開2021-017514. 特許第7351477号. 2023/09/19 2023.
• Masaki Azuma, Takumi Nishikubo. 負熱膨張性材料、及び複合体. Patent. Registered. 国立大学法人東京工業大学, 地方独立行政法人神奈川県立産業技術総合研究所（KISTEC）, 学校法人中央大学. 2015/08/31. 特願2015-170990. 2017/03/09. 特開2017-048071. 特許第6555473号. 2019/07/19 2019.

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