Journal Paper

• Feiyu Qin, Lei Hu, Yingcai Zhu, Yuki Sakai, Shogo Kawaguchi, Akihiko Machida, Tetsu Watanuki, Yue-Wen Fang, Jun Sun, Xiangdong Ding, Masaki Azuma. Integrating abnormal thermal expansion and ultralow thermal conductivity into (Cd,Ni)₂Re₂O₇ via synergy of local structure distortion and soft acoustic phonons, Acta Materialia, 264, 119544, Nov. 2023.
• Gaku Okuma, Masaya Endo, Haruki Minagawa, Ryo Inoue, Hideki Kakisawa, Takuma Kohata, Toshio Osada, Takafumi Yamamoto, Masaki Azuma, Akihisa Takeuchi, Masayuki Uesugi, Olivier Guillon, Fumihiro Wakai. 3D Visualization of Morphological Evolution of Large Defects during Spark Plasma Sintering of Alumina Granules, Advanced Engineering Materials, Vol. 25, pp. 2201534, Sept. 2023.
• Haoting Zhao, Zhao Pan, Xi Shen, Jianfa Zhao, Dabiao Lu, Jie Zhang, Zhiwei Hu, Chang-Yang Kuo, Chien-Te Chen, Ting-Shan Chan, Christoph J. Sahle, Cheng Dong, Takumi Nishikubo, Takehiro Koike, Zun-Yi Deng, Jiawang Hong, Runze Yu, * Pu Yu, Masaki Azuma, Changqing Jin, Youwen Long. Antiferroelectricity-Induced Negative Thermal Expansion inDouble Perovskite Pb₂CoMoO₆, Small, 20, 2, 2305219, Sept. 2023.
• Takuya Ohmi, Iain W. H. Oswald, James R. Neilson, Nikolaj Roth, Shunta Nishioka, Kazuhiko Maeda, Kotaro Fujii, Masatomo Yashima, Masaki Azuma, Takafumi Yamamoto. Thiocyanate-Stabilized Pseudo-cubic Perovskite CH(NH2)2PbI3 from Coincident Columnar Defect Lattices, Journal of the American Chemical Society, 145, 19759-19767, Aug. 2023.  Official location  
• Ikeda M, Jalem R, Hasegawa G, Kuwata N, Liu Q, Yamamoto T, Shigematsu K., Tateyama Y, Azuma M. Theoretical Prediction and High-Pressure Synthesis of New LISICON-Type Solid-State Electrolyte Li_2.75[B_0.625P_0.125S_0.25]O_3.375, The Journal of Physical Chemistry C, 127, 29, 14117-14124, July 2023.
• Blair W. Lebert, Benjamin Bacq-Labreuil, Mark P. M. Dean, Kari Ruotsalainen, Alessandro Nicolaou, Simo Huotari, Ikuya Yamada, Hajime Yamamoto, Masaki Azuma, Nicholas B. Brookes, Flora Yakhou, Hu Miao, David Santos-Cottin, Benjamin Lenz, Silke Biermann, Matteo d’Astuto. Paramagnon dispersion and damping in doped Na_xCa_2-xCuO₂Cl₂, Physical Review B, 108, 2, 024506, July 2023.
• Jinya Suzuki, Hiroyasu Okochi, Naoki Matsui, Teppei Nagase, Haruki Tochizawa, Hiroki Sahara, Takumi Nishikubo, Yuki Sakai, Takuya Ohmi, Zhao Pan, Takashi Saito, Hiroyuki Saitoh, Atsunori Ikezawa, Hajime Arai, Ryoji Kanno, Takafumi Yamamoto, Masaki Azuma. Selective Synthesis of Perovskite Oxyhydrides Using a High-Pressure Flux Method, Journal of the American Chemical Society, American Chemical Society, Vol. 145, No. 30, pp. 16398-16405, July 2023.  Official location  
• Hajime Yamamoto, Sachiko Kamiyama, Takumi Nishikubo, Masaki Azuma, Ikuya Yamada, Hiroyuki Kimura. Large negative thermal expansion induced by cation dimerization in ilmenite-type vanadate ceramic, Applied Physics Letters, 120, 201901, May 2023.
• Masayuki Fukuda, Takumi Nishikubo, Hongwu Yu, Yoichi Okimoto, Shin-ya Koshihara, Kazunari Yamaura, Masaki Azuma. A-Site Columnar-Ordered Perovskite CaZnV₂O₆ as a Pauli-Paramagnetic Metal, Inorganic Chemistry, 62, 8372-8378, May 2023.
• Takuma Itoh, Kei Shigematsu, Takumi Nishikubo, MasakiAzuma. Out‑of‑plane polarization reversal and changes in in‑plane ferroelectric and ferromagnetic domains of multiferroic BiFe_0.9Co_0.1O₃ thin flms by water printing, Scientifc Reports, 13, 7236, May 2023.
• Zhao Pan, Xingxing Jiang, Runze Yu, Yang Ren, Zheshuai Lin, Jun Chen, Xianran Xing, Zhao Pan, Xingxing Jiang, Runze Yu, Yang Ren, Zheshuai Lin, Jun Chen, Masaki Azuma, Xianran Xing. Transformation of Thermal Expansion from Large Volume Contraction to Nonlinear Strong Negative Thermal Expansion in PbTiO₃-Bi(Co_1-xFe_x)O₃ Perovskites, Acs Applied Materials & Interfaces, 14, 20, 23610-23616, May 2023.
• Kei Shigematsu, Marin Katsumata, Takuma Itoh, Keita Ozawa, Haruki Shimizu, Keisuke Shimizu, Masaki Azuma. Magnetic Domain Change Induced by In-Plane Electric Polarization Switching in Bi(Fe, Co)O₃ Thin Film, Advanced Physics Research, 2, 220009, Apr. 2023.
• Takafumi Yamamoto, Shogo Kawaguchi, Taiki Kosuge, Akira Sugai, Naoki Tsunoda, Yu Kumagai, Kosuke Beppu, Takuya Ohmi, Teppei Nagase, Kotaro Higashi, Kazuo Kato, Kiyofumi Nitta, Tomoya Uruga, Seiji Yamazoe, Fumiyasu Oba, Tsunehiro Tanaka, Masaki Azuma, Saburo Hosokawa. Emergence of Dynamically‐Disordered Phases During Fast Oxygen Deintercalation Reaction of Layered Perovskite, Advanced Science, Vol. 10, 2301876, Apr. 2023.  Official location  
• Kengo. Oka, T. Ogawa, H. Yamamoto, Chika. Sakaguchi, R. Gallage, N. Kobayashi, Masaki Azuma. Compaction of α”-Fe₁₆N₂ particles by high-pressure treatment at several gigapascals, Scripta Materialia, 229, 115390, Mar. 2023.
• Yuki Sakai, Kana Matsuno, Takumi Nishikubo, Masayuki Fukuda, Shogo Wakazaki, Masahito Ikeda, Kazuki Takahashi, Zhao Pan, Lei Hu, Masaki Azuma. Two Types of Negative Thermal Expansion Observed in PbCr_1−xTi_xO₃, Chemistry of Materials, 35, 1008-1015, Jan. 2023.
• Ariunzaya Tsogoo, Ninjbadgar Tsedev, Alain Gibaud, Philippe Daniel, Abdelhadi Kassiba, Masayuki Fukuda, Yoshihiro Kusano, Masaki Azuma, Namsrai Tsogbadrakh, Galbadrakh Ragchaa, Rentsenmyadag Dashzeveg, Erdene-Ochir Ganbold. Experimental and ab initio studies on the structural, magnetic, photocatalytic, and antibacterial properties of Cu-doped ZnO nanoparticles, RSC Advances, 13, 1256-1266, Jan. 2023.
• Takumi Nishikubo, Takashi Imai, Yuki Sakai, Masaichiro Mizumaki, Shogo Kawaguchi, Norihiro Oshime, Ayumu Shimada, Kento Sugawara, Kenji Ohwada, Akihiko Machida, Tetsu Watanuki, Kosuke Kurushima, Shigeo Mori, Takashi Mizokawa, Masaki Azuma. Polar−Nonpolar Transition-Type Negative Thermal Expansion with 11.1% Volume Shrinkage by Design, Chemistry of Materials, 35, 870-878, Jan. 2023.

International Conference (Reviewed)

• Masaki Azuma. Magnetization reversal by electric field at room temperature in Co substituted bismuth ferrite thin film, Materials Science,Engineering and Technology2023, 2023.
• Masaki Azuma. Magnetization reversal by electric field at room temperature in Co substituted bismuth ferrite thin film, Materials Science,Engineering and Technology2023, 2023.
• Masaki Azuma. Magnetization reversal by electric field at room temperature in Co substituted bismuth ferrite thin film, The 14th APCTP Workshop on Multiferroics, 2023.
• Masaki Azuma, Kei Shigematsu, Hajime Hojo, Keisuke Shimizu, Ko Mibu. Magnetization Reversal by Electric Field in Co Substituted BiFeO₃, PACRIM15・CICC-13, 2023.
• Masaki Azuma. UNUSUAL CHARGE DISTRIBUTION AND PHYSICAL PROPERTIES INDUCED BY BI,PB 6S ELECTRONS, SIPS2023 Sustainability through Science &Technology, 2023.
• Masaki Azuma. Giant negative thermal expansion materials, THERMEC2023, 2023.

Domestic Conference (Reviewed)

• Qiumin Liu, Hena Das, Takumi Nishikubo, Yuki Sakai, Ko Mibu, Tomoko Onoue, Takateru Kawakami, Tetsu Watanuki, Akihiko Machida, Masaki Azuma. Phase transition of PbFeO₃ under high pressure, JSPM International Conference on Powder and powder Metallirgy（JSPMIC2023）, 2023.
• Koomok Lee, Kei Shigematsu, Hena Das, Naomi Kawamura, Masaichiro Mizumaki, Naoki Ishimatsu, Masaki Azuma. Emergence of weak ferromagnetism in High Spin Co³⁺ substituted BiFeO₃, The 14th APCTP Workshop on Multiferroics, 2023.
• Jun Miyake, Takehiro Koike, Takumi Nishikubo, Yuki Sakai, Masaki Azuma. 非晶質前駆体を用いたK₂NiF₄型負熱膨張材料の合成および探索, 粉体粉末冶金協会2023年度秋季大会, 2023.
• Daiki Ono, Takumi Nishikubo, Yuki Sakai, Kei Shigematsu, Masaki Azuma. マルチフェロイック物質 BiFeO₃ の 4d,5d 元素置換による弱強磁性化, 粉体粉末冶金協会2023年度秋季大会, 2023.
• 劉 丘民, 西久保 匠, Yuki Sakai, Hena Das, 壬生 攻, 尾上 智子, 川上 隆輝, 町田 晃彦, 綿貫 徹, Masaki Azuma. PbFeO₃の圧力誘起相転移, 第64回高圧討論会, 2023.
• Masaki Azuma. ビスマス、鉛-3d遷移金属ペロブスカイト酸化物の系統的な電荷分布変化, 第33回日本MRS年次大会, 2023.
• Yusuke Shibata, S. Yoshida, Takumi Nishikubo, Yuki Sakai, Masaki Azuma. 高エントロピー効果によるBサイト置換BiNiO₃の負熱膨張の拡大, 第33回日本MRS年次大会, 2023.
• LEE KOOMOK, Kei Shigematsu, Hena Das, Naomi Kawamura, Masaichiro Mizumaki, Naoki Ishimatsu, Masaki Azuma. Emergence of weak ferromagnetism in High Spin Co³⁺ substituted BiFeO₃ , MRM2023/IUMRS-ICA2023, 2023.
• Takumi Nishikubo, 今井孝, Yuki Sakai, 水牧仁一朗, 河口彰吾, 押目典宏, 島田歩, 菅原健人, 大和田謙二, 町田晃彦, 綿貫徹, 久留島康輔, 森茂生, 溝川貴司, Masaki Azuma. PbVO₃の圧力下巨大体積変化を活かした負熱膨張設計と分域構造の観察, 日本物理学会第78回年次大会, 2023.
• Kei Shigematsu, 勝俣 真綸, 伊藤 拓真, 小澤 慶太, 清水 陽樹, 清水 啓佑, Masaki Azuma. Bi(Fe, Co)O₃の面内電場印加によって生じる磁気ドメイン変化の観察, 第33回日本MRS学会, 2023.
• Masahito Ikeda, 劉 丘民, Masaki Azuma, Jalem Randy, 館山 佳尚, 桑田 直明. Li₃BO₃-Li₃PO₄-Li₂SO₄ 3 元系 LISICON 型固体電解質の合成と特性評価, 日本セラミックス協会第36回秋季シンポジウム, 2023.
• Yuki Sakai, 松野 夏奈, Takumi Nishikubo, Masaki Azuma. ペロブスカイト型酸化物 PbCr_1-xTi_xO₃ の負熱膨張, 粉体粉末冶金協会2023年度秋季大会, 2023.
• Yuki Sakai, 木原 汐里, 若崎 翔吾, Takumi Nishikubo, 福田 真幸, 水牧 仁一郎, Masaki Azuma. ペロブスカイト型酸化物Bi_0.5Pb_0.5MO₃（M = 3d遷移金属）の系統的な電荷分布変化, 第63回高圧討論会, 2023.
• Masaki Azuma. 巨大負熱膨張材料の高圧合成, 第9回愛媛大学先進超高圧科学研究拠点（PRIUS)シンポジウム, 2023.
• 劉 丘民, Takumi Nishikubo, Yuki Sakai, Hena Das, Kou Mibu, 尾上 智子, 川上 隆照, Akihiko Machida, Toru Watanuki, Masaki Azuma. PbFeO₃の圧力誘起相転移, 日本セラミックス協会2023年年会, 2023.
• Daiki Ono, Takumi Nishikubo, Yuki Sakai, Kei Shigematsu, Masaki Azuma. マルチフェロイック物質BiFeO₃の４ｄ、５ｄ元素置換による弱強磁性化, 日本セラミックス協会2023年年会, 2023.
• Kei Shigematsu, 長瀬泰仁, 伊藤拓真, Masaki Azuma. 陽極酸化アルミナマスクの孔径変化によるCo置換BiFeO₃の強誘電・強磁性ドメイン変化, 第40回強誘電体会議, 2023.
• Kazuki Takahashi, Yuki Sakai, Takumi Nishikubo, Masaki Azuma. PbTiO₃型巨大c/a相BiCoO₃の負熱膨張化の試み, 粉体粉末冶金協会2023年度春季, 2023.
• Shunnosuke Yoshida, Takumi Nishikubo, Yuki Sakai, Masaki Azuma. BiNiO₃系負熱膨張材料の動作温度範囲の制御, 粉体粉末冶金協会2023年度春季, 2023.
• 劉丘民, Takumi Nishikubo, Yuki Sakai, Hena Das, 壬生攻, 尾上智子, 川上隆輝, Akihiko Machida, 綿貫徹, Masaki Azuma. PbFeO₃の圧力誘起相転移, 粉体粉末冶金協会2023年度春季, 2023.
• Haruki Tochizawa, Takumi Nishikubo, Yuki Sakai, Kei Shigematsu, Masaki Azuma, Takafumi Yamamoto. 圧力を利用した酸水素化物におけるアニオン配列の制御, 日本セラミックス協会第35回秋季シンポジウム, 2023.
• Takumi Nishikubo, 今井 孝, Yuki Sakai, 水牧 仁一朗, 河口 彰吾, 押目 典宏, 島田 歩, 菅原 健人, 大和田 謙二, 町田 晃彦, 綿貫 徹, 久留島 康輔, Shigeo Mori, 溝川 貴司, Masaki Azuma. PbVO₃の圧力下巨大体積変化を活かした負熱膨張設計と分域構造の観察, 日本セラミックス協会第36回秋季シンポジウム, 2023.
• Kazuki Takahashi, Yuki Sakai, Takumi Nishikubo, Masaki Azuma. PbTiO₃型巨大正方晶歪みを持つ BiCoO₃の負熱膨張物質化, 日本セラミックス協会第36回秋季シンポジウム, 2023.
• Taiki Kosuge, 河口 彰吾, 小林 慎太郎, 横山 優一, 水牧 仁一朗, 細川 三郎, Masaki Azuma, Takafumi Yamamoto. 時分割 XRD 測定とベイズ推定を用いた SrCrO_3–δ における先端反応解析, 日本セラミックス協会第36回秋季シンポジウム, 2023.
• Teppei Nagase, Takumi Nishikubo, Yuki Sakai, Kei Shigematsu, Masaki Azuma, Takafumi Yamamoto. カチオン秩序型ペロブスカイト酸化物 SrV_0.3Fe_0.7O₃の合成と物性評価, 日本セラミックス協会第36回秋季シンポジウム, 2023.

Domestic Conference (Not reviewed / Unknown)

• Syunsuke Ueno, Tadahiko Ishikawa, Kou Takubo, Yoichi Okimoto, Shin-ya Koshihara, Takuma Ito, Daiki Ono, Kei Shigematsu, Masaki Azuma. Photoinduced dynamics of BiFeO3 thin film on SrTiO3 substrate probed by optical pump-probe measurement, 第33回日本MRS年次大会, Nov. 2023.
• Yuya Otsubo, Teppei Nagase, Masaki Azuma, Takafumi Yamamoto. (111)p酸素欠損面を持つペロブスカイト型酸化物 Ba₆Na₂Ta₂X₂O₁₇(X = P, V)の合成と構造解析, 日本セラミックス協会第36回秋季シンポジウム, 2023.
• Takumi Nishikubo, Yuki Sakai, Hena Das, Masaki Azuma. ペロブスカイトPbMnO₃の電荷秩序状態の解明, 第64回高圧討論会, 2023.
• Takumi Nishikubo, Yuki Sakai, 大和田謙二, 押目典宏, 久留島康輔, 森 茂生, Masaki Azuma. Domain Structure Observation of PbVO₃ based Negative Thermal Expansion Material, 日本MRS年次大会, 2023.
• Koomok Lee, Kei Shigematsu, Hena Das, Naomi Kawamura, Masaichiro Mizumaki, Naoki Ishimatsu, Masaki Azuma. Emergence of weak ferromagnetism in High Spin Co³⁺ substituted BiFeO₃, The 14th APCTP Workshop on Multiferroics, 2023.
• Kei Shigematsu, Marin Katsumata, Takuma Itoh, Keita Ozawa, Haruki Shimizu, Keisuke Shimizu, Masaki Azum. Magnetic Domain Change Induced by In-Plane Electric Polarization Switching in Bi(Fe、Co)O₃ Thin Film, The 14th APCTP Workshop on Multiferroics, 2023.
• Takuma Itoh, Kei Shigematsu, Peter Meisenheimer, Paul Stevenson, Ramamoorthy Ramesh, Masaki Azuma. Electric-field-driven reversal of ferromagnetism in (110)-oriented single phase multiferroic Co-substituted BiFeO₃ thin films, The 14th APCTP Workshop on Multiferroics, 2023.
• Teppei Nagase, Takumi Nishikubo, Masaki Azuma, Takafumi Yamamoto. 室温で磁気抵抗効果を示す SrV_0.3Fe_0.7O_2.8 における元素置換効果, 第61回セラミックス基礎討論会, 2023.
• Hiroyasu Okochi, Takumi Nishikubo, Yuki Sakai, Masaki Azuma, Takafumi Yamamoto. 高温高圧下のフラックス法を用いたバナジウム酸水素化物の単結晶育成, 第61回セラミックス基礎討論会, 2023.
• Ryotaro Hanabusa, Takumi Nishikubo, Masaki Azuma, Takafumi Yamamoto. ペロブスカイト型バナジウム酸窒化物のアニオン欠損面の制御, 第61回セラミックス基礎討論会, 2023.
• Takuya Ohmi, Masaki Azuma, Takafumi Yamamoto. The Effects on Substitution of Thiocyanate Anion for FAPbI₃, 日本化学会 第103春季年会(2023), 2023.

Other Publication

• Kei Shigematsu, 清水啓佑, 北條 元, Masaki Azuma. コバルト置換ビスマスフェライト薄膜における電場印加磁化反転, 日本物理学会誌, 78, 12, Dec. 2023.

Patent

• 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.

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