@article{CTT100886716, author = {Shiori Kihara and Yuki Sakai and Shogo Wakazaki and Takumi Nishikubo and Takehiro Koike and Ko Mibu and Hongwu Yu and Yoichi Okimoto and Shin-ya Koshihara and Masaki Azuma}, title = {Bi0.5Pb0.5FeO3 with Unusual Pb Charge Disproportionation: Indication of a Systematic Charge Distribution Change in Bi0.5Pb0.5MO3 (M: 3d Transition Metal)}, journal = {Inorganic Chemistry}, year = 2022, } @article{CTT100875182, author = {Teppei Nagase and Takumi Nishikubo and Masayuki Fukuda and Yuki Sakai and Kei Shigematsu and Yoichi Ikeda and Yusuke Nambu and Zhang Qiang and masaaki matsuda and Kou Mibu and Masaki Azuma and Takafumi Yamamoto}, title = {SrV0.3Fe0.7O2.8: A Vacancy-Ordered Fe-Based Perovskite Exhibiting Room-Temperature Magnetoresistance}, journal = {Inorganic Chemistry}, year = 2022, } @article{CTT100866909, author = {Xubin Ye and Jianfa Zhao and Hena Das and Denis Sheptyakov and Junye Yang and Yuki Sakai and Hajime Hojo and Zhehong Liu and Long Zhou and Lipeng Cao and Takumi Nishikubo and Shogo Wakazaki and Cheng Dong and Xiao Wang and Zhiwei Hu and Hong-Ji Lin and Chien-Te Chen and Christoph Sahle and Anna Efiminko and Huibo Cao and Stuart Calder and Ko Mibu and Michel Kenzelmann and Liu Hao Tjeng and Runze Yu and Masaki Azuma and Changqing Jin and Youwen Long}, title = {Observation of novel charge ordering and spin reorientation in perovskite oxide PbFeO3}, journal = {Nature Communications}, year = 2021, } @article{CTT100866908, author = {Xubin Ye and Jianfa Zhao and Hena Das and Denis Sheptyakov and Junye Yang and Yuki Sakai and Hajime Hojo and Zhehong Liu and Long Zhou and Lipeng Cao and Takumi Nishikubo and Shogo Wakazaki and Cheng Dong and Xiao Wang and Zhiwei Hu and Hong-Ji Lin and Chien-Te Chen and Christoph Sahle and Anna Efiminko and Huibo Cao and Stuart Calder and Ko Mibu and Michel Kenzelmann and Liu Hao Tjeng and Runze Yu and Masaki Azuma and Changqing Jin and Youwen Long}, title = {Observation of novel charge ordering and spin reorientation in perovskite oxide PbFeO3}, journal = {Nature Communications}, year = 2021, } @article{CTT100844724, author = {東 正樹 and 重松 圭 and 北條 元 and 壬生 攻}, title = {BiFe1-xCoxO3薄膜のスピン構造変化~電場による磁化の反転に成功、次世代低消費電力磁気メモリ実現の道拓く~}, journal = {文部科学省ナノテクノロジープラットホーム}, year = 2021, } @article{CTT100841547, author = {Kei Shigematsu and Haruki Shimizu and Marin Katsumata and Keisuke Shimizu and Hajime Yamamoto and Ko Mibu and Masaki Azuma}, title = {Stable electric polarization switching accompanied by magnetization reversal in B-site-substituted multiferroic BiFe0.9Co0.1O3 thin films}, journal = {APPLIED PHYSICS EXPRESS}, year = 2020, } @article{CTT100792728, author = {Keisuke Shimizu and Ryo Kawabe and Hajime Hojo and Haruki Shimizu and Hajime Yamamoto and Marin Katsumata and Kei Shigematsu and Ko Mibu and Yu Kumagai and Fumiyasu Oba and Masaki Azuma}, title = {Direct Observation of Magnetization Reversal by Electric Field at Room Temperature in Co-Substituted Bismuth Ferrite Thin Film}, journal = {NANO LETT.}, year = 2019, } @article{CTT100779903, author = {Kei Shigematsu and Takeshi Asakura and Hajime Yamamoto and Keisuke Shimizu and Marin Katsumata and Haruki Shimizu and Yuki Sakai and Hajime Hojo and Ko Mibu and Masaki Azuma}, title = {Room temperature ferromagnetism in BiFe1-xMnxO3 thin film induced by spin-structure manipulation}, journal = {Applied Physics Letters.}, year = 2018, } @article{CTT100760300, author = {H.Hojo and R.Kawabe and K.Shimizu and H. Yamamoto and K.Mibu and K.Samanta and T.Saha-Dasgupta and M.Azuma}, title = {Ferromagnetism at Room Temperature Induced by Spin Structure Change in BiFe1-xCoxO3 Thin Films}, journal = {Advanced materials}, year = 2017, } @article{CTT100737196, author = {Hajime Hojo and Ryo Kawabe and Keisuke Shimizu and Hajime Yamamoto and Ko Mibu and Kartik Samanta and Tanusri Saha‐Dasgupta and Masaki Azuma}, title = {Ferromagnetism at Room Temperature Induced by Spin Structure Change in BiFe1xCoxO3 Thin Films}, journal = {Advanced Materials}, year = 2016, } @article{CTT100711340, author = {Hajime Yamamoto and Takumi Kihara and Kengo Oka and Tokunaga Masashi and Ko Mibu and Masaki Azuma}, title = {Spin Structure Change in Co-Substituted BiFeO3 }, journal = {Journal of the Physical Society of Japan}, year = 2016, } @inproceedings{CTT100887606, author = {劉 丘民 and 西久保 匠 and 酒井 雄樹 and ヘナ ダス and 壬生 攻 and 尾上 智子 and 川上 隆照 and 町田 晃彦 and 綿貫 徹 and 東 正樹}, title = {PbFeO3の圧力誘起相転移}, booktitle = {}, year = 2023, } @inproceedings{CTT100867146, author = {長瀬 鉄平 and 西久保 匠 and 重松 圭 and 東 正樹 and 山本 隆文 and 壬生 攻 and 南部 雄亮 and 池田 陽一 and 松田 雅昌}, title = {(111)面に酸素欠損が秩序化したペロブスカイト型酸化物の合成・同定}, booktitle = {}, year = 2022, } @inproceedings{CTT100887616, author = {長瀬鉄平 and 西久保匠 and 酒井雄樹 and 重松圭 and 東正樹 and 山本隆文 and 壬生攻 and 南部雄亮 and 池田陽一 and 松田 雅昌}, title = {酸素欠損型ペロブスカイトSrV0.3Fe0.7O2.8における磁気抵抗効果}, booktitle = {}, year = 2022, } @inproceedings{CTT100887579, author = {Kei Shigematsu and Keisuke Shimizu and Ryo Kawabe and Hajime Hojo and Haruki Shimizu and Marin Katsumata and Hajime Yamamoto and Ko Mibu and Masaki Azuma}, title = {Magnetization Reversal in BiFe0.9Co0.1O3 Thin films 1 -Spin Structure and Magnetization Reversal by Electric Field at Room Temperature in Co-Substituted Bismuth Ferrite Thin Film}, booktitle = {}, year = 2022, } @inproceedings{CTT100867114, author = {東 正樹 and 清水啓佑 and 勝俣真綸 and 小澤慶太 and 重松 圭 and 北條 元 and 壬生 攻}, title = {Co置換BiFeO3薄膜における電場印加磁化反転}, booktitle = {}, year = 2021, } @inproceedings{CTT100867128, author = {Masaki Azuma and Kei Shigematsu and Keisuke Shimizu and Takuma Ito and Marin Katsumata and Keita Ozawa and Hajime Hojo and Ko Mibu}, title = {MAGNETIZATION REVERSAL BY ELECTRIC FIELD AT ROOM TEMPERATURE IN Co SUBSTITUTED BISMUTH FERRITE THIN FILM}, booktitle = {}, year = 2021, } @inproceedings{CTT100786660, author = {K. Shigematsu and T. Asakura and H. Yamamoto and K. Shimizu and M. Katsumata and H. Shimizu and Y. Sakai and H. Hojo and K. Mibu and M. Azuma}, title = {Room temperature ferromagnetism in BiFe1−xMnxO3 thin film induced by spin-structure manipulation}, booktitle = {}, year = 2018, } @inproceedings{CTT100786646, author = {浅倉 武志 and 山本 孟 and 清水 啓佑 and 重松 圭 and 北條 元 and 壬生 攻 and 東 正樹}, title = {BiFe1-xMn xO3のスピン構造変化}, booktitle = {}, year = 2017, } @inproceedings{CTT100786645, author = {浅倉武志 and 山本孟 and 清水啓佑 and 重松圭 and 北條元 and 壬生攻 and 東正樹}, title = {BiFe1-xMn xO3のスピン構造変化}, booktitle = {}, year = 2017, } @inproceedings{CTT100782048, author = {M. Azuma and H. Hojo and R. Kawabe and K. Shimizu and H. Yamamoto and K. Mibu and K. Samanta and T. Saha-Dasgupta}, title = {Room temperature ferromagnetism in Co substituted BiFeO3 induced by spin structure change}, booktitle = {}, year = 2017, }