Journal Paper

• Koomok Lee, Hena Das, Yuki Sakai, Takumi Nishikubo, Kei Shigematsu, Daiki Ono, Takehiro Koike, Naomi Kawamura, Masaichiro Mizumaki, Naoki Ishimatsu, Masaki Azuma. High-spin C⁢o³⁺ as a trigger of weak ferromagnetism in Co-substituted BiFe⁢O₃, Physical Review B, 110, 2, 024422, July 2025.
• Masaki Azuma, Hajime Yamamoto. Paramagnon dispersion and damping in doped Na_xCa_2-xCuO₂Cl₂, Physical Review B, 108, 2, 024506, July 2025.
• Masaki Azuma. Emergence of dynamically-disordered phases during fast oxygen deintercalation reaction of layered perovskite, Advanced Science, Vol. 10, 2301876, Apr. 2025.  Official location  
• Masaki Azuma. Emergence of dynamically-disordered phases during fast oxygen deintercalation reaction of layered perovskite, Advanced Science, Vol. 10, 2301876, Apr. 2025.  Official location  
• Qiumin Liu, Takumi Nishikubo, Kazuki Takahashi, Seiho Higashi, Yusuke Shibata, Jun Miyake, Kano Hatayama, Yuki Sakai, Teppei Nagase, Koki Matsushima, Runze Yu, Takafumi Yamamoto, Masaki Azuma. Colossal Thermal Expansion in Ca-Substituted PbCrO₃, Chemistry of Materials, Mar. 2025.
• Masaki Azuma, Kengo. Oka, H. Yamamoto, N. Kobayashi. Compaction of α”-Fe₁₆N₂ particles by high-pressure treatment at several gigapascals, Scripta Materialia, 229, 115390, Mar. 2025.
• Wei-tin Chen, Takumi Nishikubo, Yuki Sakai, Hena Das, Masayuki Fukuda, Zhao Pan, Naoki Ishimatsu, Masaichiro Mizumaki, Naomi Kawamura, Saori I. Kawaguchi, Olga Smirnova, Mathew G. Tucker, Tetsu Watanuki, Akihiko Machida, Shigehiro Takajo, Yoshiya Uwatoko, Yuichi Shimakawa, Mikio Takano, Masaki Azuma, J. Paul Attfield. Pressure-induced charge amorphisation in BiNiO₃, Nature Communications, 16, 1, 2128, Mar. 2025.
• Zhao Pan, Sergey A. Nikolaev, Jie Zhang, Maocai Pi, Mengqi Ye, Qiumin Liu, Xubin Ye, Xiao Wang, Takumi Nishikubo, Shogo Kawaguchi, Masaki Azuma, Youwen Long. Extend the scope of negative thermal expansion in PbTiO₃-based perovskites, Applied Physics Letters, 126, 7, 071901, Feb. 2025.
• Masaki Azuma, Qiu min Liu, Hena Das, Takumi Nishikubo, Yuki Sakai, Masayuki Fukuda, Youwen Long. Pressure-induced amorphization of Pb²⁺ and Pb⁴⁺ in perovskite PbFeO₃, Chemistry of Materials, 36, 1899-1907, Feb. 2025.
• Masaki Azuma. Polar−Nonpolar Transition-Type Negative Thermal Expansion with 11.1% Volume Shrinkage by Design, Chemistry of Materials, 35, 3, 870-878, Jan. 2025.
• Masaki Azuma. Polar−Nonpolar Transition-Type Negative Thermal Expansion with 11.1% Volume Shrinkage by Design, Chemistry of Materials, 35, 3, 870-878, Jan. 2025.

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