"Wakazaki Shogo,Nishikubo Takumi,Sakai Yuki,Shigematsu Kei,Das Hena,Zhang Depei,Zhang Qiang,Matsuda Masaaki,Azuma Masaki","Stabilized Charge, Spin, and Orbital Ordering by the 6s<sup>2</sup> Lone Pair in Bi<sub>0.5</sub>Pb<sub>0.5</sub>MnO<sub>3</sub>",,"INORGANIC CHEMISTRY",,"  59","  18","  13390-13397",2020,Sept.
"Masayuki Fukuda,Takumi Nishikubo,Zhao Pan,Yuki Sakai,Mao-Hua Zhang,Shogo Kawaguchi,Hongwu Yu,Yoichi Okimoto,Shin-ya Koshihara,Mitsuru Itoh,J?rgen R?del,Masaki Azuma","Enhanced Spontaneous Polarization by V<sup>4+</sup> Substitution in a Lead-Free Perovskite CaMnTi<sub>2</sub>O<sub>6</sub>",,"INORGANIC CHEMISTRY",,"Volume 59","Issue 16","  11749?11756",2020,Aug.
"Yoshitaka Nakamura,Yuki Sakai,Masaki Azuma,Shin-ichi Ohkosh","Long-term heat-storage ceramics absorbing thermal energy from hot water",,"SCIENCE ADVANCES",,"Volume 6","Issue 27",,2020,July
"Mitsuru Nitta,Nobuaki Nagao,Yuki Nomura,Taku Hirasawa,Yuki Sakai,Takahiro Ogata,Masaki Azuma,Shuki Torii,Toru Ishigaki,Yasuhisa Inada","High-Brightness Red-Emitting Phosphor La<sub>3</sub>(Si,Al)<sub>6</sub>(O,N)<sub>11</sub>:Ce<sup>3+</sup> for Next-Generation Solid-State Light Sources",,"ACS APPLIED MATERIALS & INTERFACES",,"Volume 12","Issue 28","  31652?31658",2020,July
"Hajime Yamamoto,Kaoru Toda,Yuki Sakai,Takumi Nishikubo,Ikuya Yamada,Kei Shigematsu,Masaki Azuma,Hajime Sagayama,Masaichiro Mizumaki,Kiyofumi Nitta,Hiroyuki Kimura","Emergence of a Cubic Phase Stabilized by Intermetallic Charge Transfer in (1 ? x)PbVO<sub>3</sub>?xBiCoO<sub>3</sub> Solid Solutions",,"CHEMISTRY OF MATERIALS",,"  32","  16","  6892-6897",2020,July
"Hayato Ishizaki,Yuki Sakai,Takumi Nishikubo,Zhao Pan,Kengo Oka,Hajime Yamamoto,Masaki Azuma","Negative Thermal Expansion in Lead-Free La-Substituted Bi<sub>0.5</sub>Na<sub>0.5</sub>VO<sub>3</sub>",,"CHEMISTRY OF MATERIALS",,"  32","  11","  4832?4837",2020,June
"Masaki Ozeki,Victoria Warne-Lang,Hirofumi Tsukasaki,Yuki Sakai,Naoyuki Katayama,Yoshihiko Okamoto,Masaki Azuma,Shigeo Mori,Koshi Takenaka","Annealing effect on local structure and negative thermal expansion of antiperovskite manganese nitride fine particles",,"APPLIED PHYSICS EXPRESS",,"  13","  7",,2020,June
"Zhao Pan,Takumi Nishikubo,Yuki Sakai,Takafumi Yamamoto,Shogo Kawaguchi,Masaki Azuma","Observation of Stabilized Monoclinic Phase as a gBridgeh at the Morphotropic Phase Boundary between Tetragonal Perovskite PbVO<sub>3 and Rhombohedral BiFeO<sub>3</sub>",,"CHEMISTRY OF MATERIALS",,"Vol. 32","No. 8","pp. 3615-3620",2020,Apr.
"Zhehong Liu,Yuki Sakai,Junye Yang,Wenmin Li,Ying Liu,Xubin Ye,Shijun Qin,Jinming Chen,Stefano Agrestini,Kai Chen,Sheng-Chieh Liao,Shu-Chih Haw,Francois Baudelet,Hirofumi Ishii,Takumi Nishikubo,Hayato Ishizaki,Tatsuru Yamamoto,Zhao Pan,Masayuki Fukuda,Kotaro Ohashi,Kana Matsuno,Akihiko Machida,Tetsu Watanuki,Saori I. Kawaguchi,Angel M. Arevalo-Lopez,Changqing Jin,Zhiwei Hu,J. Paul Attfield,Masaki Azuma,Youwen Long","Sequential Spin State Transition and Intermetallic Charge Transfer in PbCoO<sub>3</sub>",,"JOURNAL OF THE AMERICAN CHEMICAL SOCIETY",,"  142","  12","  5731?5741",2020,Mar.