学術論文、学会発表、特許など

2023年度

受賞

• マンガンケイ化物に関する論文が、ACS Applied Energy MaterialsのCoverに選出されました。(2023年12月)
  
• 菅野 楽人　The 19th European Conference on Thermoelectrics (ECT2023)
  The Award for Outstanding Poster Presentation
  "Preparation and thermoelectric properties of nonstoichiometric full‐Heusler Mn_2+xV_1-xAl alloys"
• マンガンケイ化物の熱電特性と機械的特性に関する論文が、ACS Applied Energy MaterialsのCoverに選出されました。(2023年3月)
  

学術論文

• "Understanding Anisotropy and Its Relations with Sintering Conditions on Thermoelectric Transport Properties of n-Type Mg₃Sb₂-Based Materials"
  Xingchen Gao, Lianglu Hu, Nagendra Singh Chauhan, Zhaohui Shan, Qiang Zhang, Jianfeng Fan and Yuzuru Miyazaki
  ACS Applied Energy Materials, 7(3), 862 (2024).
• "Odd-Stoichiometry and Secondary Phase Relations in Higher Manganese Silicides"
  Nagendra Singh Chauhan, Shivalingam Goud Sara, Amrita Bhattacharya, Takao Mori and Yuzuru Miyazaki
  Advanced Functional Materials, online first (2024).
• "Enhancement of the thermoelectric performance of half-metallic full-Heusler Mn₂VAl alloys via antisite defect engineering and Si partial substitution"
  Hezhang Li, Kei Hayashi, Zhicheng Huang, Hiroto Takeuchi, Gakuto Kanno, Jing-Feng Li and Yuzuru Miyazaki
  Journal of Materiomics, online first (2023).
• "Bi-Deficiency Leading to High-Performance in Mg₃(Sb,Bi)₂-Based Thermoelectric Materials"
  Jing-Wei Li, Weishu Liu, Wei Xu, Hua-Lu Zhuang, Zhijia Han, Feng Jiang, Peng Zhang, Haihua Hu, Hanbin Gao, Yilin Jiang, Bowen Cai, Jun Pei, Bin Su, Qian Li, Kei Hayashi, Hezhang Li, Yuzuru Miyazaki, Xingzhong Cao, Qiang Zheng and Jing-Feng Li
  Advanced Materials, 35(23), 2209119 (2023).
• "Higher manganese silicides: A Nowotny chimney ladder phase for thermoelectric applications"
  Nagendra Singh Chauhan and Yuzuru Miyazaki
  Chemical Physics Reviews, 4, 041304 (2023).
• "Discordant Doping and Labile Silicon Atoms in Higher Manganese Silicide"
  Nagendra Singh Chauhan and Yuzuru Miyazaki
  ACS Appllied Energy Materials, 6(23), 11828 (2023).
• "Graphene-assisted synergistic electronic DOS modulation and phonon scattering to improve the thermoelectric performance of Mg₃Sb₂-based materials"
  Qiang Zhang, Jiadang Li, Nagendra S. Chauhan, Lifei Wang, Zhicheng Huang, Wenhao Fan, Kei Hayashi, Shaoping Chen, Jianfeng Fan and Yuzuru Miyazaki
  Journal of Materials Chemistry A, 11, 18811 (2023).
  
• "Lattice anharmonicity in charge compensated higher manganese silicide single crystals"
  Nagendra Singh Chauhan, Ichiro Ono, and Yuzuru Miyazaki
  Journal of Materials Chemistry A, 11, 19107 (2023).
• "Charge-Compensated (V, Ru) Co-Substitution in Higher Manganese Silicide Single Crystals for Enhanced Thermoelectric and Mechanical Performance"
  Nagendra Singh Chauhan, Ichiro Ono, Kei Hayashi, and Yuzuru Miyazaki
  ACS Applied Energy Materials, 6(7), 3714 (2023).
• "Effects of Oxygen on Lattice Defects in Single-Crystalline Mg₂Si Thermoelectrics"
  Kei Hayashi, Sota Kawamura, Yusuke Hashimoto, Noboru Akao, Zhicheng Huang, Wataru Saito, Kaichi Tasaki, Koichi Hayashi, Tomohiro Matsushita and Yuzuru Miyazaki
  Nanomaterials, 13(7), 1222 (2023).

解説

• "格子欠陥の導入による高性能の熱電単結晶の開発"
  林　慶
  日本結晶成長学会誌, 50, 3(2023).

講演

第55回排熱発電コンソーシアム(1月19日, 2024年, 東京)

• "格子欠陥を導入したMg2Sn単結晶の熱電性能"
  林　慶

The 15th Pacific Rim Conference of Ceramic Societies (PACRIM15) & The 13th Int'l Conference on High-Performance Ceramics (CICC-13) (5-9 Nobember 2023, Shenzhen)

• "Lattice Defect Engineering to Develop Highly-efficient Thermoelectric Single Crystals"
  Kei Hayashi (Invited lecture)

第54回排熱発電コンソーシアム(11月6-7日, 2023年, 仙台市)

• "精密結晶構造解析に基づく熱電材料の開発"
  宮﨑　讓

科研費新学術領域「ハイパーマテリアル」第31回ハイパーマテリアル・セミナー(9月13日, 2023年, オンライン)

• "非整合複合結晶の特徴と熱電材料への応用"
  宮﨑　讓

第28回日本熱電学会研究会「シリコンおよびケイ化物系熱電変換材料研究の最前線と新展開」 (7月28日, 2023年, 東京)

• "高マンガンケイ化物の結晶構造と熱電特性"
  宮﨑　讓

8th Annual Conference of Analytix-2023 (17-19 May 2023, Osaka)

• "Superspace Approach to the Incommensurate Crystal Structure of Higher Manganese Silicide-Based Thermoelectric Materials"
  Yuzuru Miyazaki (Invited lecture)

International Workshop Thermoelectric Materials: from materials chemistry and physics to devices (IWT2023)(April 12-14, 2023, Caen)

• "Incommensurate Nowotny Chimney-ladder Phases - Potential Thermoelectric Materials"
  Y. Miyazak, N. S. Chauhan, T. Kurosawa, and K. Hayashi (Invited lecture)

学会発表

MRM2023-IUMRS-ICA2023 (11-16 December 2023, Kyoto)

• "Thermoelectric properties of Sr-substituted [Ca₂(Co_0.65Cu_0.35)₂O₄]_pCoO₂
  Y. Shimizu, K. Hayashi, Y. Miyazaki (Poster)

2023年応用物理学会東北支部 第78回学術講演会(12月6-7日, 2023年, 盛岡市)

• "近赤外光吸収材料 (Mn,Fe,V)Si_γ 単結晶の作製"
  千葉 俊明, 林 慶, 宮﨑 讓 (口頭発表)

The 15th Pacific Rim Conference of Ceramic Societies (PACRIM15) & The 13th Int'l Conference on High-Performance Ceramics (CICC-13) (5-9 Nobember 2023, Shenzhen)

• "Enhancing Thermoelectric Properties of P-type Mg₂Sn Single Crystals through Li/Si Co-Doping and Introduction of Lattice Defects"
  Z. Huang, K. Hayashi, Y. Miyazaki (Oral)
• "High Temperature X-ray Diffraction Study on Incommensurate Composite Crystal (Mn,Fe,V)Si_γ"
  T. Chiba, K. Hayashi, Y. Miyazaki (Oral)

The 19th European Conference on Thermoelectrics (ECT2023) (17-21 September 2023, Prague)

• "Single‐phase synthesis and thermoelectric properties of nowotony chimney‐ladder FeGe_γ"
  T. Kurosawa, K. Hayashi, Y. Miyazaki (Poster)
• "Preparation and thermoelectric properties of nonstoichiometric full‐Heusler Mn_2+xV_1-xAl alloys"
  G. Kanno, K. Hayashi, Z. Huang, H. Li, Y. Miyazaki (Poster)
• "Analysis of crystal structure and Thermoelectric properties of Sr‐substituted [Ca₂CoO₃]_pCoO₂
  Y. Shimizu, K. Hayashi, Y. Miyazaki (Oral)

The 39th Annual International cinference on Thermoelectrics (ICT2023) (21-25 June 2023, Seatle)

• Advancing the thermoelectric performance of single crystals: a case study of p-type Mg₂Sn through lattice defect engineering"
  K. Hayashi, Z. Huang, W. Saito, J. Pei, J.F. Li, Y. Miyazaki (Oral)
• "Boron doping in n-type and p-type Mg₂Sn on the generation of lattice defects leading to improved thermoelectric properties"
  Z. Huang, K. Hayashi, W. Saito, H. Takeuchi, Y. Miyazaki (Oral)

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