Sakai Yuki 酒井雄樹

Researcher Number	80758798
Other IDs
Affiliation (Current)	2025: 一般財団法人総合科学研究機構, 中性子科学センター, 研究員
Affiliation (based on the past Project Information) *help	2024: 一般財団法人総合科学研究機構, 中性子科学センター, 研究員 2022 – 2023: 地方独立行政法人神奈川県立産業技術総合研究所, 次世代半導体用エコマテリアルグループ(東G), 研究員(任期有) 2019 – 2021: 地方独立行政法人神奈川県立産業技術総合研究所, 「次世代機能性酸化物材料」プロジェクト (東P), 研究員(任期有)
Review Section/Research Field	Principal Investigator Basic Section 26020:Inorganic materials and properties-related Except Principal Investigator Broad Section D
Keywords	Principal Investigator 高圧合成 / 放射光 / ペロブスカイト / スピン状態転移 / 負熱膨張 Except Principal Investigator 複合材料トポロジー最適化 / トポロジー最適化 / 局所構造解析 / 複合材料 / 相転移 … More / 強誘電転移 / 軌道秩序 / 電荷移動 / 負熱膨張 Less

Development of Negative Thermal Expansion Materials induced by Spin State Transition utilizing Precise Control of Structural DistortionPrincipal Investigator
- Principal Investigator
  
  酒井雄樹
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 26020:Inorganic materials and properties-related
- Research Institution
  Comprehensive Research Organization for Science and Society
Novel Negative Thermal Expansion Materials for Thermal Expansion Control
- Principal Investigator
  
  Azuma Masaki
- Project Period (FY)
  2019 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (S)
- Review Section
  
  Broad Section D
- Research Institution
  Tokyo Institute of Technology

All 2024 2023 2022 2021 2020 2019

All Journal Article Presentation Patent

[Journal Article] Pressure Induced Amorphization of Pb2+ and Pb4+ in Perovskite PbFeO32024
- Author(s)
  Liu Qiumin et al. (共著者：Lee Koomok)
- Journal Title
  
  Chemistry of Materials
  
  Volume: 36 Issue: 4 Pages: 1899-1907
- DOI
  10.1021/acs.chemmater.3c02569
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23KJ0919, KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625
[Journal Article] Two Types of Negative Thermal Expansion Observed in PbCr1-xTixO32023
- Author(s)
  Yuki Sakai, Kana Matsuno, Takumi Nishikubo, Masayuki Fukuda, Shogo Wakazaki, Masahito Ikeda, Kazuki Takahashi, Zhao Pan, Lei Hu, and Masaki Azuma
- Journal Title
  
  Chemistry of Materials
  
  Volume: 35 Issue: 3 Pages: 1008-1008
- DOI
  10.1021/acs.chemmater.2c02896
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625
[Journal Article] Polar-Nonpolar Transition-Type Negative Thermal Expansion with 11.1% Volume Shrinkage by Design2023
- Author(s)
  Nishikubo Takumi、Imai Takashi、Sakai Yuki、Mizumaki Masaichiro、Kawaguchi Shogo、Oshime Norihiro、Shimada Ayumu、Sugawara Kento、Ohwada Kenji、Machida Akihiko、Watanuki Tetsu、Kurushima Kosuke、Mori Shigeo、Mizokawa Takashi、Azuma Masaki
- Journal Title
  
  Chemistry of Materials
  
  Volume: 35 Issue: 3 Pages: 870-878
- DOI
  10.1021/acs.chemmater.2c02304
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-18H05518, KAKENHI-PLANNED-19H05819, KAKENHI-PROJECT-23K23244, KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625
[Journal Article] Bi0.5Pb0.5FeO3 with Unusual Pb Charge Disproportionation: Indication of a Systematic Charge Distribution Change in Bi0.5Pb0.5MO3 (M: 3d Transition Metal)2022
- Author(s)
  Shiori Kihara, Yuki Sakai, Shogo Wakazaki, Takumi Nishikubo, Takehiro Koike, Ko Mibu, Hongwu Yu, Yoichi Okimoto, Shin-ya Koshihara, and Masaki Azuma
- Journal Title
  
  Inorganic Chemistry
  
  Volume: 61 Issue: 32 Pages: 12822-12822
- DOI
  10.1021/acs.inorgchem.2c01911
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625, KAKENHI-PROJECT-23K22424
[Journal Article] Magnetization controlled by crystallization in soft magnetic Fe-Si-B-P-Cu alloys2022
- Author(s)
  Nakajima Hiroshi、Osako Akihiro、Yodoshi Noriharu、Yamada Yoshiharu、Tsukasaki Hirofumi、Harada Ken、Sakai Yuki、Shigematsu Kei、Nishikubo Takumi、Azuma Masaki、Mori Shigeo
- Journal Title
  
  Microscopy
  
  Volume: 72 Issue: 4 Pages: 274-278
- DOI
  10.1093/jmicro/dfac042
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K20555, KAKENHI-PROJECT-21K14538, KAKENHI-PROJECT-19H05625
[Journal Article] Realization of Negative Thermal Expansion in Lead-Free Bi0.5K0.5VO3 by the Suppression of Tetragonality2022
- Author(s)
  Zhao Pan, Takehiro Koike, Takumi Nishikubo, Lei Hu, Qiumin Liu, Yuki Sakai, Shogo Kawaguchi, Masaki Azuma
- Journal Title
  
  Inorganic Chemistry
  
  Volume: 61 Issue: 8 Pages: 3730-3735
- DOI
  10.1021/acs.inorgchem.1c03960
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625
[Journal Article] Functional Transition Metal Perovskite Oxides with 6s2 Lone Pair Activity Stabilized by High-Pressure Synthesis2021
- Author(s)
  Masaki Azuma, Hajime Hojo, Kengo Oka, Hajime Yamamoto, Keisuke Shimizu, Kei Shigematsu, and Yuki Sakai
- Journal Title
  
  Annual Review of Materials Research
  
  Volume: 51 Issue: 1 Pages: 329-349
- DOI
  10.1146/annurev-matsci-080819-011831
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K21092, KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625
[Journal Article] Intermetallic Charge Transfer in V-Substituted PbCrO32021
- Author(s)
  T. Ogata, Y. Sakai, T. Nishikubo, T. Mizokawa, M. Mizumaki, K. Lee, Q.M. Liu, and M. Azuma
- Journal Title
  
  Inorganic Chemistry
  
  Volume: 60 Issue: 13 Pages: 9427-9431
- DOI
  10.1021/acs.inorgchem.1c00460
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625
[Journal Article] Observation of novel charge ordering and spin reorientation in perovskite oxide PbFeO32021
- Author(s)
  Ye Xubin、Zhao Jianfa、Das Hena、Sheptyakov Denis、Yang Junye、et. al.
- Journal Title
  
  Nature Communications
  
  Volume: 12 Issue: 1 Pages: 1917-1917
- DOI
  10.1038/s41467-021-22064-9
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K05246, KAKENHI-PROJECT-20K21092, KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625
[Journal Article] Origin and Absence of Giant Negative Thermal Expansion in Reduced and Oxidized Ca<sub>2</sub>RuO<sub>4</sub>2021
- Author(s)
  Hu Lei、Zhu Yingcai、Fang Yue-Wen、Fukuda Masayuki、Nishikubo Takumi、Pan Zhao、Sakai Yuki、Kawaguchi Shogo、Das Hena、Machida Akihiko、Watanuki Tetsu、Mori Shigeo、Takenaka Koshi、Azuma Masaki
- Journal Title
  
  Chemistry of Materials
  
  Volume: 33 Issue: 19 Pages: 7665-7674
- DOI
  10.1021/acs.chemmater.1c01619
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19F19057, KAKENHI-PROJECT-21J12469, KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625
[Journal Article] Polarization- and Strain-Mediated Control of Negative Thermal Expansion and Ferroelasticity in BiInO3-BiZn1/2Ti1/2O32021
- Author(s)
  Nishikubo Takumi、Ogata Takahiro、Venkataraman Lalitha Kodumudi、Isaia Daniel、Pan Zhao、Sakai Yuki、Hu Lei、Kawaguchi Shogo、Machida Akihiko、Watanuki Tetsu、Yu Hongwu、Okimoto Yoichi、Koshihara Shin-ya、Mori Shigeo、Rudel Jorgen、Azuma Masaki
- Journal Title
  
  Chemistry of Materials
  
  Volume: 33 Issue: 4 Pages: 1498-1505
- DOI
  10.1021/acs.chemmater.0c04049
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01827, KAKENHI-PROJECT-19F19057, KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625
[Journal Article] Polarization Rotation at Morphotropic Phase Boundary in New Lead-Free Na1/2Bi1/2V1?xTixO3 Piezoceramics2021
- Author(s)
  Pan Zhao、Zhang Mao-Hua、Nishikubo Takumi、Sakai Yuki、Yamamoto Hajime、Hojo Hajime、Fukuda Masayuki、Hu Lei、Ishizaki Hayato、Kaneko Satoru、Kawaguchi Shogo、Koruza Jurij、Rodel Jurgen、Azuma Masaki
- Journal Title
  
  ACS Applied Materials & Interfaces
  
  Volume: 13 Issue: 4 Pages: 5208-5215
- DOI
  10.1021/acsami.0c18482
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19F19057, KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625
[Journal Article] Annealing effect on local structure and negative thermal expansion of anitperovskite manganese nitride fine particles2020
- Author(s)
  M. Ozeki, V. Warne-Lang, H. Tsukasaki, Y. Sakai, N. Katayama, Y. Okamoto, M. Azuma, S. Mori, and K. Takenaka
- Journal Title
  
  Applied Physics Express
  
  Volume: 13 Issue: 7 Pages: 075501-075501
- DOI
  10.35848/1882-0786/ab92f0
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H02763, KAKENHI-PROJECT-19H05625
[Journal Article] Negative Thermal Expansion in Lead-Free La-Substituted Bi0.5Na0.5VO32020
- Author(s)
  Ishizaki Hayato、Sakai Yuki、Nishikubo Takumi、Pan Zhao、Oka Kengo、Yamamoto Hajime、Azuma Masaki
- Journal Title
  
  Chemistry of Materials
  
  Volume: 32 Issue: 11 Pages: 4832-4837
- DOI
  10.1021/acs.chemmater.0c01709
- Peer Reviewed
- Data Source
  KAKENHI-PUBLICLY-19H04706, KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625
[Journal Article] Enhanced Spontaneous Polarization by V4+ Substitution in a Lead-Free Perovskite CaMnTi2O62020
- Author(s)
  Fukuda Masayuki、Nishikubo Takumi、Pan Zhao、Sakai Yuki、Zhang Mao-Hua、Kawaguchi Shogo、Yu Hongwu、Okimoto Yoichi、Koshihara Shin-ya、Itoh Mitsuru、Rudel Jorgen、Azuma Masaki
- Journal Title
  
  Inorganic Chemistry
  
  Volume: 59 Issue: 16 Pages: 11749-11756
- DOI
  10.1021/acs.inorgchem.0c01697
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01827, KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625
[Journal Article] Development of Giant Negative Thermal-Expansion Materials Utilizing Pressure-Induced Phase Transitions2020
- Author(s)
  東正樹, 酒井雄樹, 西久保匠, 岡研吾, 山本孟
- Journal Title
  
  The Review of High Pressure Science and Technology
  
  Volume: 30 Issue: 3 Pages: 187-194
- DOI
  10.4131/jshpreview.30.187
- NAID
  130007976706
- ISSN
  0917-639X, 1348-1940
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H05625
[Journal Article] Stabilized Charge, Spin, and Orbital Ordering by the 6s2 Lone Pair in Bi0.5Pb0.5MnO32020
- Author(s)
  Wakazaki Shogo、Nishikubo Takumi、Sakai Yuki、Shigematsu Kei、Das Hena、Zhang Depei、Zhang Qiang、Matsuda Masaaki、Azuma Masaki
- Journal Title
  
  Inorganic Chemistry
  
  Volume: 59 Issue: 18 Pages: 13390-13397
- DOI
  10.1021/acs.inorgchem.0c01748
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K05246, KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625
[Journal Article] Emergence of a Cubic Phase Stabilized by Intermetallic Charge Transfer in (1-x)PbVO3-xBiCoO3 Solid Solutions2020
- Author(s)
  Yamamoto Hajime、Toda Kaoru、Sakai Yuki、Nishikubo Takumi、Yamada Ikuya、Shigematsu Kei、Azuma Masaki、Sagayama Hajime、Mizumaki Masaichiro、Nitta Kiyofumi、Kimura Hiroyuki
- Journal Title
  
  Chemistry of Materials
  
  Volume: 32 Issue: 16 Pages: 6892-6897
- DOI
  10.1021/acs.chemmater.0c01934
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K15280, KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625
[Journal Article] Strain Manipulation of Magnetic Anisotropy in Room-Temperature Ferrimagnetic Quadruple Perovskite CeCu3Mn4O122019
- Author(s)
  Kei Shigematsu, Keisuke Shimizu, Kazumasa Yamamoto, Takumi Nishikubo, Yuki Sakai, Sergey A. Nikolaev, Hena Das, and Masaki Azuma
- Journal Title
  
  ACS Appl. Electron. Mater.
  
  Volume: 1 Issue: 12 Pages: 2514-2521
- DOI
  10.1021/acsaelm.9b00547
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K05246, KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625, KAKENHI-PROJECT-17K14105
[Journal Article] Enhanced Negative Thermal Expansion Induced by Simultaneous Charge Transfer and Polar-Nonpolar Transitions2019
- Author(s)
  Takumi Nishikubo, Yuki Sakai, Kengo Oka, Tetsu Watanuki, Akihiko Machida, Masaichiro Mizumaki, Koki Maebayashi, Takashi Imai, Takahiro Ogata, Keisuke Yokoyama, Yoichi Okimoto, Shin-ya Koshihara, Hajime Hojo, Takashi Mizokawa and Masaki Azuma
- Journal Title
  
  J. Am. Chem. Soc.
  
  Volume: 141 Issue: 49 Pages: 19397-19403
- DOI
  10.1021/jacs.9b10336
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625, KAKENHI-PROJECT-17H04952, KAKENHI-PROJECT-16K05731
[Journal Article] Robust Giant Tetragonal Distortion Coupled with High-Spin Co3+ in Electron-Doped BiCoO32019
- Author(s)
  Hayato Ishizaki, Hajime Yamamoto, Takumi Nishikubo, Yuki Sakai, Shogo Kawaguchi, Keisuke Yokoyama, Yoichi Okimoto, Shin-ya Koshihara, Takafumi Yamamoto and Masaki Azuma
- Journal Title
  
  Inorg. Chem.
  
  Volume: 58 Issue: 23 Pages: 16059-16064
- DOI
  10.1021/acs.inorgchem.9b02381
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625
[Journal Article] Pronounced Negative Thermal Expansion in Lead-Free BiCoO3-Based Ferroelectrics Triggered by the Stabilized Perovskite Structure2019
- Author(s)
  Zhao Pan, Xingxing Jiang, Takumi Nishikubo, Yuki Sakai, Hayato Ishizaki, Kengo Oka, Zheshuai Lin and Masaki Azuma
- Journal Title
  
  Chem. Mater.
  
  Volume: 31 Issue: 16 Pages: 6187-6192
- DOI
  10.1021/acs.chemmater.9b01969
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05208, KAKENHI-PROJECT-19H05625
[Patent] 負熱膨張材料および複合体2023
- Inventor(s)
  東正樹、高橋一樹、酒井雄樹
- Industrial Property Rights Holder
  東京工業大学、神奈川県立産業技術総合研究所
- Industrial Property Rights Type
  特許
- Industrial Property Number
  2023-128495
- Filing Date
  2023
- Data Source
  KAKENHI-PROJECT-19H05625
[Patent] 分極金属およびコンデンサ2021
- Inventor(s)
  酒井雄樹、東　正樹、潘　昭、西久保匠
- Industrial Property Rights Holder
  神奈川県立産業技術総合研究所
- Industrial Property Rights Type
  特許
- Industrial Property Number
  2021-057553
- Filing Date
  2021
- Data Source
  KAKENHI-PROJECT-19H05625
[Patent] 負熱膨張性材料の製造方法、負熱膨張性材料の反応前駆体の製造方法、負熱膨張性材料の反応前駆体、および負熱膨張性材料2021
- Inventor(s)
  酒井雄樹、東正樹、西久保匠、松野夏奈他2名
- Industrial Property Rights Holder
  神奈川県立産業技術総合研究所、国立大学法人東京工業大学
- Industrial Property Rights Type
  特許
- Filing Date
  2021
- Overseas
- Data Source
  KAKENHI-PROJECT-19H05625
[Patent] 負熱膨張粒子、熱可塑性樹脂組成物、複合材料2020
- Inventor(s)
  小嶋貴博、東正樹、酒井雄樹、他4名
- Industrial Property Rights Holder
  神奈川県立産業技術総合研究所、東京工業大学、キヤノン株式会社
- Industrial Property Rights Type
  特許
- Filing Date
  2020
- Overseas
- Data Source
  KAKENHI-PROJECT-19H05625
[Patent] 圧電体2020
- Inventor(s)
  東　正樹、酒井　雄樹、潘　昭，山本　孟、レーデル　ユルゲン
- Industrial Property Rights Holder
  東京工業大学、神奈川県立産業技術総合研究所
- Industrial Property Rights Type
  特許
- Industrial Property Number
  2020-044500
- Filing Date
  2020
- Data Source
  KAKENHI-PROJECT-19H05625
[Patent] 垂直磁化薄膜2019
- Inventor(s)
  東　正樹、重松　圭、清水啓佑、山本一理、酒井雄樹
- Industrial Property Rights Holder
  東京工業大学、神奈川県立産業技術総合研究所
- Industrial Property Rights Type
  特許
- Industrial Property Number
  2019-174070
- Filing Date
  2019
- Data Source
  KAKENHI-PROJECT-19H05625
[Patent] 負熱膨張性材料の製造方法2019
- Inventor(s)
  東正樹、西久保匠、酒井雄樹、ポッペルマイヤー　ケネス、他１名
- Industrial Property Rights Holder
  東京工業大学、神奈川県立産業技術総合研究所
- Industrial Property Rights Type
  特許
- Industrial Property Number
  2020-032076
- Filing Date
  2019
- Data Source
  KAKENHI-PROJECT-19H05625
[Patent] 負熱膨張性材料の製造方法2019
- Inventor(s)
  東　正樹、酒井　雄樹
- Industrial Property Rights Holder
  東京工業大学、神奈川県立産業技術総合研究所
- Industrial Property Rights Type
  特許
- Industrial Property Number
  2019-220914
- Filing Date
  2019
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] K2NiF4 型化合物 Sr2CrO4・Sr2CoO4 の高圧合成と熱膨張評価2024
- Author(s)
  小池剛大、西久保匠，酒井雄樹，東正樹
- Organizer
  第62回セラミックス基礎科学討論会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] 非晶質前駆体を用いた K2NiF4型負熱膨張材料の探索2024
- Author(s)
  三宅潤、小池剛大，池田政仁，西久保匠，酒井雄樹，東正樹
- Organizer
  第62回セラミックス基礎科学討論会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] 新規アニオン欠損秩序型ペロブスカイトBiNi1-xFexO2.8の構造と特異な電荷秩序2024
- Author(s)
  西久保匠,酒井雄樹、東正樹
- Organizer
  日本セラミックス協会2024年年会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] ペロブスカイト型酸化物PbCoO3の温度誘起相転移2024
- Author(s)
  酒井雄樹、Sergey A. Nikolaev、西久保匠、中島宏、森茂生、町田晃彦、綿貫徹、沖本洋一、松田雅昌、東正樹
- Organizer
  日本セラミックス協会2024年年会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] 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2023
- Author(s)
  西久保匠、今井孝、酒井雄樹、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、東正樹
- Organizer
  日本物理学会2023年秋季大会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] ペロブスカイト型酸化物PbCoO3の温度誘起相転移2023
- Author(s)
  酒井雄樹、Sergey A. Nikolaev、西久保匠、中島宏、森茂生、町田晃彦、綿貫徹、沖本洋一、松田雅昌、東正樹
- Organizer
  第64回高圧討論会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] Domain structure observation and design of phase transition-type negative thermal expansion materials2023
- Author(s)
  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
- Organizer
  The_4th International Symposium on Negative Thermal Expansion and Related Materials (ISNTE-4)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] A-site and B-site charge ordering in perovskite-type PbCoO32023
- Author(s)
  Yuki Sakai, Masaki Azuma
- Organizer
  Spin-Orbital-Lattice correlations induced phenomena in emerging materials (SOLC23)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] 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2023
- Author(s)
  柴田勇介、吉田駿之介、西久保匠、酒井雄樹、東正樹
- Organizer
  日本MRS年次大会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] Domain Structure Observation and Design of Phase Transition-type PbVO3 Based Negative Thermal Expansion Materials2023
- Author(s)
  Takumi Nishikubo, Yuki Sakai, Masaichiro Mizumaki, Shogo Kawaguchi, Norihiko Oshime, Kento Sugawara, Ayumi Shimada, Kenji Ohwada, Akihiko Machida, Tetsu Watanuki, Kosuke Kurushima, Shigeo Mori, Takashi Miokawa, Masaki Azuma
- Organizer
  International Conference on Powder and Powder Metallurgy, 2023, Kyoto(JSPMIC2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] Systematic charge distribution change in perovskite-type Bi0.5Pb0.5MO3 (M = 3d transition metal)2023
- Author(s)
  Yuki Sakai, Shiori Kihara, Shogo Wakazaki, Takumi Nishikubo, Masayuki Fukuda, Hena Das, Masaichiro Mizumaki, Ko Mibu, Akihiko Machida, Tetsu Watanuki, Masaki Azuma
- Organizer
  The_4th International Symposium on Negative Thermal Expansion and Related Materials (ISNTE-4)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] PbTiO3型巨大c/a相BiCoO3の負熱膨張化の試み2023
- Author(s)
  高橋一樹、酒井雄樹、西久保匠、東正樹
- Organizer
  粉体粉末冶金協会2023年度春季大会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] BiNiO3系負熱膨張材料の動作温度範囲の制御2023
- Author(s)
  吉田駿之介、西久保匠、酒井雄樹、東正樹
- Organizer
  粉体粉末冶金協会2023年度春季大会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] Unusual Charge Distribution and Physical Properties Induced By Bi, Pb 6s Electrons2023
- Author(s)
  Takumi Nishikubo, Yuki Sakai, Masaki Azuma
- Organizer
  3rd International Symposium on Solid State Chemistry: Applications & Sustainable Development
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] PbFeO3の圧力誘起相転移2023
- Author(s)
  劉丘民、西久保匠、酒井雄樹、Hena Das、壬生攻、尾上智子、川上隆輝、町田晃彦、綿貫徹、東正樹
- Organizer
  第64回高圧討論会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] PbFeO3の圧力誘起相転移2023
- Author(s)
  劉丘民、西久保匠、酒井雄樹、Hena Das、壬生攻、尾上智子、川上隆輝、町田晃彦、綿貫徹、東正樹
- Organizer
  粉体粉末冶金協会2023年度春季大会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] PbVO3ベース負熱膨張物質の立方晶-正方晶相間ドメイン構造の観察2023
- Author(s)
  西久保匠、酒井雄樹、大和田謙二、押目典宏、久留島康輔、森茂生、東正樹
- Organizer
  日本MRS年次大会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] ペロブスカイト型酸化物 PbCr1-xTixO3 の負熱膨張2023
- Author(s)
  酒井雄樹、松野夏奈、西久保匠、東正樹
- Organizer
  粉体粉末冶金協会2023年度秋季大会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] Systematic charge distribution changes in Bi、Pb-3d transition metal perovskite oxides2023
- Author(s)
  Takumi Nishikubo, Yuki Sakai, Kengo Oka, Masaichiro, Mizumaki, Tetsu Watanuki, Takashi Mizokawa, Masaki Azuma
- Organizer
  Spin-Orbital-Lattice correlations induced phenomena in emerging materials (SOLC23)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] 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2023
- Author(s)
  三宅潤、小池剛大、西久保匠、酒井雄樹、東正樹
- Organizer
  粉体粉末冶金協会2023年度秋季大会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] PbTiO3型巨大正方晶歪みを持つ BiCoO3の負熱膨張物質化2023
- Author(s)
  高橋一樹、酒井雄樹、西久保匠、東正樹
- Organizer
  日本セラミックス協会第36回秋季シンポジウム
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] 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2023
- Author(s)
  東正樹、酒井雄樹、西久保匠、岡研吾、山本孟
- Organizer
  日本MRS年次大会
- Invited
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] Phase transition of PbFeO3 under high pressure2023
- Author(s)
  Qiumin Liu, Hena Das, Takumi Nishikubo, Yuki Sakai, Ko Mibu, Tomoko Onoue, Takateru Kawakami, Tetsu Watanuki, Akihiko Machida, Masaki Azuma
- Organizer
  International Conference on Powder and Powder Metallurgy, 2023, Kyoto(JSPMIC2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] 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2023
- Author(s)
  西久保匠、今井孝、酒井雄樹、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、東正樹
- Organizer
  日本セラミックス協会第36回秋季シンポジウム
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] ペロブスカイトPbMnO3の電荷秩序状態の解明2023
- Author(s)
  西久保匠、酒井雄樹、DAS Hena、東正樹
- Organizer
  第64回高圧討論会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] ペロブスカイト型酸化物Bi0.5Pb0.5MO3（M = 3d遷移金属）の系統的な電荷分布変化2022
- Author(s)
  酒井雄樹、木原汐里、若崎翔吾、西久保匠、福田真幸、水牧仁一郎、東正樹）
- Organizer
  第63回高圧討論会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] 放射光を用いたペロブスカイト型酸化物Bi1-xPbxNiO3の負熱膨張メカニズムの解明2022
- Author(s)
  酒井雄樹、西久保匠、ダスヘナ、東正樹、水牧仁一郎、溝川貴司、町田晃彦、綿貫徹、沖本洋一
- Organizer
  日本セラミックス協会第35回秋季シンポジウム
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] ペロブスカイト型酸化物 Bi0.5Pb0.5MO3(M=3d 遷移金属)の電荷分布変化2022
- Author(s)
  酒井雄樹、木原汐里、若崎翔吾、西久保匠、福田真幸、水牧仁一郎、東正樹
- Organizer
  日本物理学会第77回年次大会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] ブラッグコヒーレント X線回折イメージングの開発と負熱膨張粉体の非破壊一粒子内部観察への適用2022
- Author(s)
  綿貫徹, 大和田謙二, 押目典宏, 町田晃彦, 菅原健人, 島田歩, 黒岩芳弘, 西久保匠, 酒井雄樹, 東正樹
- Organizer
  粉体粉末冶金協会2022年度秋季大会
- Invited
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] PbTiO3 型ペロブスカイト酸化物Bi0.5+xNa0.5-xVO3の負熱膨張2022
- Author(s)
  小池剛大、西久保匠、酒井雄樹、東正樹
- Organizer
  日本セラミックス協会第35回秋季シンポジウム
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] PbTiO3 型ペロブスカイト酸化物Bi0.5+xNa0.5-xVO3の負熱膨張2022
- Author(s)
  小池剛大、東正樹、西久保匠、酒井雄樹
- Organizer
  粉体粉末冶金協会2022年度春季大会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] Design and Domain Structure Observation of Phase Transition-type Negative Thermal Expansion Materials2022
- Author(s)
  西久保匠、若崎翔吾、山本樹、酒井雄樹、DAS Hena、町田晃彦、綿貫徹、東正樹
- Organizer
  第32回日本MRS年次大会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] ペロブスカイト PbMnO3の局所構造と電荷秩序状態の解明2022
- Author(s)
  西久保匠、若崎翔吾、山本樹、酒井雄樹、DAS Hena、町田晃彦、綿貫徹、東正樹
- Organizer
  日本セラミックス協会第35回秋季シンポジウム
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] Domain Structure Observation and Design of Phase Transition-type Negative Thermal Expansion Materials2022
- Author(s)
  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
- Organizer
  15th International Symposium on Ferroic Domains & Micro- to Nano-scopic Structures (ISFD-15)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] 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2022
- Author(s)
  西久保匠、今井孝、酒井雄樹、水牧仁一朗、大和田謙二、町田晃彦、綿貫徹、押目典宏、島田歩、菅原健人、久留島康輔、森茂生、溝川貴司、東正樹
- Organizer
  日本物理学会第77回年次大会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] 複数メカニズムの共存による負熱膨張特性の強化2022
- Author(s)
  西久保匠、酒井雄樹、東正樹
- Organizer
  粉体粉末冶金協会2022年度秋季大会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] Bi、Pb-3d 遷移金属ペロブスカイトの圧力誘起相転移と負熱膨張2021
- Author(s)
  東正樹、西久保匠、酒井雄樹、山本孟、岡研吾
- Organizer
  第62回高圧討論会
- Invited
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] ペロブスカイトBi0.5Pb0.5MO3(M=3d遷移金属)の電荷分布変化2021
- Author(s)
  木原汐里、酒井雄樹、東正樹、西久保匠、若崎翔吾
- Organizer
  日本セラミックス協会秋季シンポジウム
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] 巨大負熱膨張材料の研究2021
- Author(s)
  東　正樹、岡　研吾、山本　孟、酒井雄樹
- Organizer
  粉体粉末冶金2021年度秋季大会
- Invited
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] PbCrO3 の立方晶―立方晶転移における局所構造の変化2021
- Author(s)
  酒井雄樹、松野夏奈、西久保匠、森茂生、中島宏、久留島康輔、町田晃彦、綿貫徹、東正樹
- Organizer
  日本結晶学会令和3年度年会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] 分極・歪みによるBiInO3-BiZn1/2Ti1/2O3の負熱膨張と強弾性の制御2021
- Author(s)
  西久保匠、酒井雄樹、Lalitha K.V.、Jurgen Rodel、東正樹
- Organizer
  日本結晶学会令和3年度年会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] 巨大な体積変化を伴う負熱膨張物質の設計2021
- Author(s)
  西久保匠、酒井雄樹、水牧仁一朗、今井孝、東正樹
- Organizer
  第62回高圧討論会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] 逆ペロフスカイト型マンガン窒化物微粒子の局所構造と熱膨張特性に対するアニール効果2020
- Author(s)
  尾関将樹、岡本佳比古、片山尚幸、竹中康司、酒井雄樹、東正樹、塚崎裕文、森茂生
- Organizer
  日本物理学会第75回年次大会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] Bi0.5Pb0.5MnO3 における電荷秩序と孤立電子対効果2020
- Author(s)
  若崎翔吾,西久保匠,酒井雄樹,松田雅昌,Das Hena,東正樹
- Organizer
  第61回高圧討論会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] Optimized negative thermal expansion induced by gradual intermetallic charge transfer in Bi1-x Sbx NiO32020
- Author(s)
  西久保匠,酒井雄樹, 岡研吾, 水牧仁一朗, 綿貫徹, 町田晃彦, 前島尚行、上田茂典, 溝川貴司, 東正樹
- Organizer
  第81回応用物理学会秋季学術講演会
- Invited
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] 非鉛強誘電体CaMnTi2O6のV4+置換による自発分極の変化2020
- Author(s)
  福田真幸, 西久保匠, PAN Zhao, 酒井雄樹, ZHANG Mao-hua, 河口彰吾, YU Hongwu, 沖本洋一, 腰原伸也,伊藤満, RODEL Jurgen, 東正樹
- Organizer
  日本セラミックス協会第33回秋季シンポジウム
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] PbCrO3のTi置換による負熱膨張化の試み2020
- Author(s)
  松野夏奈, 西久保匠, 東正樹、酒井雄樹
- Organizer
  2020年度秋季大会　粉体粉末治金協会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] 新規Aサイト柱状秩序ダブルペロブスカイトCaZnV2O6の高圧合成2020
- Author(s)
  福田真幸、西久保匠、Hongwu Yu、沖本洋一、腰原伸也、東正樹、酒井雄樹
- Organizer
  2021年会セラミックス協会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] Bi0.5 Pb 0.5 MnO3 における電荷秩序と孤立電子対効果2019
- Author(s)
  若崎翔吾・西久保匠・今井孝・東正樹・酒井雄樹
- Organizer
  粉体粉末治金協会2019年度春季大会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] Destabilization of giant tetragonal distortion of BiCoO3 by means of electron doping through Ti substitution2019
- Author(s)
  Hayato Ishizaki , Hajime Yamamoto, Yuki Sakai, Yoichi Okimoto , Shinya Koshihara , Masaki Azuma
- Organizer
  PACRIM13
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] Negative thermal expansion in ferroelectric-palaelectric transition driven by intermetallic charge transfer in BiNi1-xFexO32019
- Author(s)
  NISHIKUBO, Takumi; SAKAI, Yuki; OKA, Kengo;MACHIDA, Akihiko; WATANUKI, Tetsu; MIZUMAKI,Masaichiro; HOJO, Hajime ;MIZOKAWA, Takashi; AZUMA,Masaki
- Organizer
  PACRIM13
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] Negative thermal expansion in Bi1-xPbxNiO3 (0.6 ≦ x ≦ 0.8) induced by polar-nonpolar transition2019
- Author(s)
  Yuki Sakai, Takumi Nishikubo, Masaichiro Mizumaki, Takashi Mizokawa, Akihiko Machida, Tetsu Watanuki, Yoichi Okimoto, Shin-ya Koshihara, Masaki Azuma
- Organizer
  STAC-11［the Science and Technology for Advanced Ceramics]
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] Negative thermal expansion in electron doped PbVO3-xFx2019
- Author(s)
  OGATA, Takahiro; AZUMA, Masaki; YAMAMOTO, Hajime;OKA, Kengo; SAKAI, Yuki
- Organizer
  PACRIM13
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] 逆ペロフスカイト型マンガン窒化物微粒子の負熱膨張と局所構造の相関2019
- Author(s)
  尾関将樹、岡本佳比古、片山尚幸、竹中康司、酒井雄樹、東正樹、塚崎裕文、森茂生
- Organizer
  日本物理学会2019年秋季大会
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] Destabilization of giant tetragonal distortion of BiCoO3 by means of electron doping through Ti substitution2019
- Author(s)
  Hayato Ishizaki , Hajime Yamamoto , Yuki Sakai , Masaki Azuma
- Organizer
  STAC-11［the Science and Technology for Advanced Ceramics]
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] Negative thermal expansion in ferroelectric-palaelectric transition driven by　intermetallic charge transfer in BiNi1-xFexO32019
- Author(s)
  Takumi Nishikubo, Yuki Sakai, Akihiko Machida , Tetsu Watanuki , Hajime Hojo , Takashi Mizokawa , Masaki Azuma
- Organizer
  STAC-11［the Science and Technology for Advanced Ceramics]
- Data Source
  KAKENHI-PROJECT-19H05625
[Presentation] PbMnO3の電荷分布再検討2019
- Author(s)
  若崎翔吾, Hena Das, 山本樹, 酒井雄樹, 西久保匠, 東正樹, 町田晃彦, 綿貫徹
- Organizer
  日本物理学会　2019年秋季大会（物性）
- Data Source
  KAKENHI-PROJECT-19H05625

1. Azuma Masaki (40273510)

# of Collaborated Projects: 1 results

# of Collaborated Products: 66 results
2. 竹中康司 (60283454)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
3. 森茂生 (20251613)

# of Collaborated Projects: 1 results

# of Collaborated Products: 13 results
4. 竹澤晃弘 (10452608)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 綿貫徹 (30343932)

# of Collaborated Projects: 1 results

# of Collaborated Products: 23 results
6. 壬生攻 (40222327)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
7. 重松圭 (40754578)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. Das Hena (60836170)

# of Collaborated Projects: 1 results

# of Collaborated Products: 13 results
9. OKIMOTO Yoichi

# of Collaborated Projects: 0 results

# of Collaborated Products: 5 results
10. OKAMOTO Yoshihiko

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
11. 羽田真毅

# of Collaborated Projects: 0 results

# of Collaborated Products: 6 results
12. 腰原伸也

# of Collaborated Projects: 0 results

# of Collaborated Products: 3 results
13. 片山尚幸

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
14. 北條元

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
15. 岡研吾

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
16. HU LEI

# of Collaborated Projects: 0 results

# of Collaborated Products: 6 results
17. 山本孟

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
18. 町田晃彦

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
19. 原田研

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Sakai Yuki 酒井 雄樹

Research Projects

Research Products

Co-Researchers

Development of Negative Thermal Expansion Materials induced by Spin State Transition utilizing Precise Control of Structural DistortionPrincipal Investigator

Principal Investigator

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Research Category

Review Section

Research Institution

Novel Negative Thermal Expansion Materials for Thermal Expansion Control

Principal Investigator

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Review Section

Research Institution

[Journal Article] Pressure Induced Amorphization of Pb2+ and Pb4+ in Perovskite PbFeO32024

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[Journal Article] Two Types of Negative Thermal Expansion Observed in PbCr1-xTixO32023

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[Journal Article] Polar-Nonpolar Transition-Type Negative Thermal Expansion with 11.1% Volume Shrinkage by Design2023

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[Journal Article] Bi0.5Pb0.5FeO3 with Unusual Pb Charge Disproportionation: Indication of a Systematic Charge Distribution Change in Bi0.5Pb0.5MO3 (M: 3d Transition Metal)2022

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[Journal Article] Magnetization controlled by crystallization in soft magnetic Fe-Si-B-P-Cu alloys2022

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[Journal Article] Realization of Negative Thermal Expansion in Lead-Free Bi0.5K0.5VO3 by the Suppression of Tetragonality2022

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[Journal Article] Functional Transition Metal Perovskite Oxides with 6s2 Lone Pair Activity Stabilized by High-Pressure Synthesis2021

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[Journal Article] Intermetallic Charge Transfer in V-Substituted PbCrO32021

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[Journal Article] Observation of novel charge ordering and spin reorientation in perovskite oxide PbFeO32021

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[Journal Article] Origin and Absence of Giant Negative Thermal Expansion in Reduced and Oxidized Ca<sub>2</sub>RuO<sub>4</sub>2021

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[Journal Article] Polarization- and Strain-Mediated Control of Negative Thermal Expansion and Ferroelasticity in BiInO3-BiZn1/2Ti1/2O32021

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[Journal Article] Polarization Rotation at Morphotropic Phase Boundary in New Lead-Free Na1/2Bi1/2V1?xTixO3 Piezoceramics2021

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[Journal Article] Annealing effect on local structure and negative thermal expansion of anitperovskite manganese nitride fine particles2020

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Sakai Yuki 酒井雄樹