Session Details

[P2]Sm-based Magnets & Nitrides

Tue. Jul 29, 2025 4:35 PM - 6:00 PM JST
Tue. Jul 29, 2025 7:35 AM - 9:00 AM UTC
Blue zone, Conference rooms 101 and 102(1F)

[P2-35]Nanoscale Structural and Chemical Insights into the Magnetic Performance of SmCo Permanent Magnets

*Esmaeil Adabifiroozjaei1, Stefan Giron7, Nikita Polin2, Yangyiwei Yang8, Fernando Maccari7, Andras Kovács3, Trever Almeida4, Dominik Ohmer5, Kaan Üstünerg5, Aparna Saksena2, Matthias Katter5, Iliya Angelov Radulov7, Christoph Freysoldt2, Rafal E. Dunin-Borkowski3, Bai-Xiang Xu8, Oliver Gutfleisch7, Baptiste Gault2,6, Konstantin P Skokov7, Leopoldo Molina-Luna1 (1. Advanced Electron Microscopy Division, Institute of Material Science, Technical University of Darmstadt, 64287 Darmstadt, Germany (Germany), 2. Max Planck Institute for Sustainable Materials, Düsseldorf 40237, Germany (Germany), 3. Ernst Ruska-Centre for Microscopy and Spectroscopy with Electrons and Peter Grünberg Institute, Forschungszentrum Jülich, Jülich 52425, Germany. (Germany), 4. SUPA, School of Physics and Astronomy, University of Glasgow, Glascow G12 8QQ, United Kingdom (UK), 5. VACUUMSCHMELZE GmbH & Co. KG, 63450 Hanau, Germany (Germany), 6. Department of Materials, Royal School of Mines, Imperial College London, London, United Kingdom (UK), 7. Institute of Materials Science, Technische Universität Darmstadt, 64287 Darmstadt, Germany (Germany), 8. Mechanics of Functional Materials Division, Institute of Materials Science, Technische Universität Darmstadt, Darmstadt 64287, Germany (Germany))

[P2-36]Microstructural Building Blocks Governing the High-Coercivity State in SmCo-Based Magnets: Searching for the “Weak Link” and the “Perfect Defect”

*Konstantin P Skokov1, Alex Aubert1, Burcak Ekitli1, Esmaeil Adabifiroozjaei1, Leopoldo Molina-Luna1, Yangiywei Yang1, Baixiang Xu1, Nikita Polin2, Baptiste Gault2, Michael Farle3, Oliver Gutfleisch1 (1. Technische Universität Darmstadt (Germany), 2. Max-Planck Institute for Sustainable Materials (Germany), 3. University of Duisburg-Essen (Germany))

[P2-37]Enhancing ferromagnetism in the Sm(Co, Mn)5 system: Impact on phase stability and magnetic properties

*Hongguo Zhang1, Panlong Chen1, Boteng Song1, Yuqing Li1, Xiaoming Zhang2, Weiqiang Liu1, Qiong Wu1, Ming Yue1, Qinglin Zeng4, Jinghui Di3 (1. Beijing University of Technology (China), 2. Hebei University of Technology (China), 3. Hangzhou Magmax Technology Co., Ltd. (China), 4. High Mag Technology (Shenzhen) Co., Ltd. (China))

[P2-38]The effect of Fe, Ni substitution on Structural and Magnetic Properties of SmCo5 Magnets

*Enbang Ti1, Richard Stuart Sheridan1, Mangaliso Chaka Obi Brown1 (1. University of Birmingham (UK))

[P2-39]Magnetic properties of (Sm,Y)Fe2Co2B melt-spun ribbons

*Tetsuji Saito1 (1. Chiba Institute of Technology (Japan))

[P2-40]Study on the reduction of high-temperature flux loss in Sm2Co17 permanent magnets

*Bo Zhou1, Lei Liu1,2, Yong Ding1,2, Yingli Sun1,2, Aru Yan1,2 (1. Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences (China), 2. University of Chinese Academy of Sciences (China))

[P2-41]Strip Casting of SmCo Alloys to Reduce Manufacture Costs of Sm2(Co,Fe,Zr,Cu)17 Permanent Magnets

*Charlie Lyle Gormly Gardner1, Oliver Peter Brooks 1, Zakareya Nashwan1, Richard Stuart Sheridan1 (1. University of Birmingham (UK))

[P2-42]Effects of Thermal Damage and Thermal Demagnetisation on the Hydrogen Decrepitation Behaviour of Sm2TM17 Sintered Magnets

*James Thomas Griffiths1, Oliver Peter Brooks1, Gokul Subramanian1, Viktoria Kozak1, Alexander Campbell2, Alexis Lambourne2, Richard Stuart Sheridan1 (1. University of Birmingham (UK), 2. Rolls-Royce Groups plc (UK))

[P2-43]Maximizing the extrinsic magnetic properties of SmCoB-based compounds

Konstantinos Grammatikakis1, Alex Aubert1, Konstantin Skokov1, Esmaeil Adabifiroozjaei2, Leopoldo Molina-Luna2, Oliver Gutfleisch1, *Pelin Tozman1 (1. Functional Materials, Technische Universität Darmstadt, Germany (Germany), 2. Advanced Electron Microscopy Division, Institute of Material Science, Technical University of Darmstadt, 64287 Darmstadt (Germany))

[P2-44]High-performance Exchange-coupled Rare-earth Hard Magnetic Nano-composite Ribbons: Processing, Properties and Applications

*SHAMPA AICH1, Akila Raja2, Shrantik K Dey1, Gautam Sinha3 (1. Indian Institute of Technology (IIT) Kharagpur, WB-721302 (India), 2. Ames National Laboratory, IOWA, IA 50011 (United States of America), 3. Raja Ramanna Centre for Advanced Technology (RRCAT), Indore, MP-452013 (India))

[P2-45]Expansion of the STEP method to magnetically isotropic magnets

*Kurima Kobayashi1, Tomoko Kuno1, Hiroshi Fujiwara1 (1. Ritsumeikan University (Japan))

[P2-46]The correlation between the coercivity and microstructure of the novel 1-12-type sintered magnet under high molding pressure

*Tomoko Kuno1, Kurima Kobayashi1, Hiroshi Fujiwara1 (1. Ritsumeikan University (Japan))

[P2-47]Investigation of Multiscale Structural and Compositional Optimization on Magnetic Properties in ThMn12-type Permanent Magnets

*Hui-Dong Qian1, Jingzhi Han1, Tao Zhu1, Qiang Gao1, Jinbo Yang1,2,3,4 (1. Institute of Condensed Matter and Material Physics, School of Physics, Peking University (China), 2. State Key Laboratory for Mesoscopic Physics and School of Physics, Peking University (China), 3. Beijing Key Laboratory for Magnetoelectric Materials and Devices (China), 4. Peking University Yangtze Delta Institute of Optoelectronics (China))

[P2-48]A novel approach to fabricate Sm-Co micro-magnets and its microstructure

Muni Bhaskar Siva Kumar1, *Taisuke Sasaki1, Ryogen Fujiwara2, Hossein Sepehri-Amin1, Mio Otsuru2, Yoshinori Fujikawa2, Tadakatsu Ohkubo1 (1. National Institute for Materials Science (Japan), 2. TDK Corporation (Japan))

[P2-49]Fabrication of Sm-Co-Fe-Cu-Zr and SrFe12O19 based permanent magnets by PIM-technology and stereolithography methods

*Bogdan Dmitrievich Chernyshev1,2, Igor Viktorovich Shchetinin2 (1. Giredmet JSC (Russia), 2. NUST MISIS (Russia))

[P2-50]Ultrafine Sm2Fe17N3 hard magnetic particles synthesized by mechanochemical process

*Zhi Yang1, Hongguo Zhang1 (1. Beijing University of Technology (China))

[P2-51]Production of Sm2Fe17N3 magnets from fine powder produced from reduction diffusion method

*Akihide Hosokawa1, Yusuke Hirayama1, Shusuke Okada1, Yuta Iida1,2 (1. National Institute of Advanced Industrial Science and Technology (Japan), 2. Niterra Co., Ltd. (Japan))

[P2-52]Effect of Sm2Fe17N3 fine powder obtained by jet milling on magnetic properties

*Teruta Inoue1, Yuta Iida1,2, Akihide Hosokawa2, Wataru Yamaguchi2, Yusuke Hirayama2 (1. Niterra Co., Ltd. (Japan), 2. National Institute of Advanced Industrial Science and Technology (AIST) (Japan))

[P2-53]Effect of Bi addition on Decomposition Temperature of Sm-Fe-N

*Shusuke Okada1, Kenta Takagi1 (1. National Institute of Advanced Industrial Science and Technology (AIST) (Japan))

[P2-54]Temperature-Mediated In Situ Synthesis of Γ-FeZn Phase and Its Coercivity Enhancement Mechanism in Sm-Fe-N Magnets

*Dongsheng Shi1, Jingwu Zheng1, Wei Cai1, Liang Qiao1, Yao Ying1, Shenglei Che1 (1. Research Center of Magnetic and Electronic Materials, College of Materials Science and Engineering, Zhejiang University of Technology, Hangzhou 310014, China (China))

[P2-55]An attempt to lower melting point of sintering aids for low temperature sintering of Sm2Fe17N3 magnets

*Tatsuya Shiratori1, Yuta Iida1, Teruta Inoue1, Akihide Hosokawa2, Wataru Yamaguchi2, Yusuke Hirayama2 (1. Niterra Co., Ltd. (Japan), 2. AIST (Japan))

[P2-56]Rapid Preparation of Sm2Fe17N3 Fine Powder by Cryo-milling

*Qiang Gao1, Dong Liang1, Hui-Dong Qian1, Tao Zhu1, Jingzhi Han1,2, Changsheng Wang1,2, Wenyun Yang1,2, Jinbo Yang1,2,3,4 (1. Institute of Condensed Matter and Material Physics, School of Physics, Peking University (China), 2. Beijing Key Laboratory for Magnetoelectric Materials and Devices (China), 3. State Key Laboratory for Mesoscopic Physics and School of Physics, Peking University (China), 4. Peking University Yangtze Delta Institute of Optoelectronics (China))

[P2-57]Surface engineering to improve coercivity of Sm2Fe17N3 powder

*Wataru Yamaguchi1, Jian Wang1, Akihide Hosokawa1, Kenta Takagi1, Yusuke Hirayama1 (1. AIST (Japan))

[P2-58]Crystal structure and Magnetic properties of Yb2Fe17 and Yb2Fe17Nx

*Tao Zhu1, Qiang Gao1,2, Jinbo Yang1,2 (1. State Key Laboratory for Mesoscopic Physics and School of Physics, Peking University (China), 2. Institute of Condensed Matter and Material Physics, School of Physics, Peking University (China))

[P2-60]Influence of Cobalt on the Coercivity of Sm(Fe,Ti,V)12-based Magnets

*Toni Subagja1,2, Jiasheng Zhang1, Andres Martin-Cid1, Anton Bolyachkin1, Nikita Kulesh1, Xin Tang1, Hossein Sepehri-Amin1,2 (1. National Institute for Materials Science (Japan), 2. Graduate School of Science and Technology, University of Tsukuba (Japan))