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ボリャーチキン アントーン

ボリャーチキン アントーン (BOLYACHKIN, Anton) 0000-0003-0420-1806

TEL
0298513354
Address
305-0047 茨城県つくば市千現1-2-1 [アクセス]

[論文] | [書籍] | [会議録] | [口頭発表] | [その他の文献] | [公開特許出願]

論文 TSV

2025
  1. A.K. Srinithi, A. Bolyachkin, Xin Tang, H. Sepehri-Amin, S. Dieb, A.T. Saito, T. Ohkubo, K. Hono. Data-driven compositional optimization of La(Fe,Si)13-based magnetocaloric compounds for cryogenic applications. Scripta Materialia. 258 (2025) 116486 10.1016/j.scriptamat.2024.116486
2024
  1. Anton Bolyachkin, Ekaterina Dengina, Nikita Kulesh, Xin Tang, Hossein Sepehri-Amin, Tadakatsu Ohkubo, Kazuhiro Hono. Tomography-based digital twin of Nd-Fe-B permanent magnets. npj Computational Materials. 10 [1] (2024) 34 10.1038/s41524-024-01218-5 Open Access
  2. Z. Wang, E. Dengina, Anna Kosogor, T. Hiroto, Xin Tang, N. Kulesh, A. Bolyachkin, T. Ohkubo, H. Sepehri-Amin. Insights into reduction of hysteresis in (Mn, Fe)2(P, Si) compounds by experimental approach and Landau theory. Materialia. 37 (2024) 102195 10.1016/j.mtla.2024.102195
  3. N. Kulesh, A. Bolyachkin, E. Dengina, Xin Tang, T. Ohkubo, T. Kajiwara, H. Miyawaki, H. Sepehri-Amin, K. Hono. Coercivity limits in Nd-Fe-B hot-deformed magnets with ultrafine microstructure. Acta Materialia. 276 (2024) 120159 10.1016/j.actamat.2024.120159
  4. Anton Bolyachkin, Ekaterina Dengina, Hossein Sepehri-Amin, Tadakatsu Ohkubo, Kazuhiro Hono. Micromagnetic simulations of Nd-Fe-B hot-deformed magnets subjected to eutectic grain boundary diffusion process. Scripta Materialia. 247 (2024) 116095 10.1016/j.scriptamat.2024.116095 Open Access
  5. P. Tozman, S. Isogami, I. Suzuki, A. Bolyachkin, H. Sepehri-Amin, S.J. Greaves, H. Suto, Y. Sasaki, T.Y. Chang, Y. Kubota, P. Steiner, P.W. Huang, K. Hono, Y.K. Takahashi. Dual-layer FePt-C granular media for multi-level heat-assisted magnetic recording. Acta Materialia. 271 (2024) 119869 10.1016/j.actamat.2024.119869 Open Access
  6. SEPEHRI AMIN, Hossein, BOLYACHKIN, Anton, TANG, Xin, Sepehri-Amin H.. High coercivity permanent magnets without reliance on scarce elements. 応用物理. 93 [8] (2024) 466-471 10.11470/oubutsu.93.8_466
  7. Daisuke Ogawa, Anton Bolyachkin, Angayarkanni R. Dilipan, Nikita Kulesh, Hossein Sepehri-Amin, Yukiko K. Takahashi. Exchange-coupled Fe - Pt / Ru / Fe - Pt nanogranular films as potential heat-assisted-magnetic-recording media with reduced writing temperature. Physical Review Applied. 22 [5] (2024) 054060 10.1103/physrevapplied.22.054060 Open Access
2023
  1. Xin Tang, Jiangnan Li, Hossein Sepehri-Amin, Anton Bolyachkin, Andres Martin-Cid, Shintaro Kobayashi, Yoshinori Kotani, Motohiro Suzuki, Asako Terasawa, Yoshihiro Gohda, Tadakatsu Ohkubo, Tetsuya Nakamura, Kazuhiro Hono. Unveiling the origin of the large coercivity in (Nd, Dy)-Fe-B sintered magnets. NPG Asia Materials. 15 [1] (2023) 50 10.1038/s41427-023-00498-5 Open Access
  2. N. Kulesh, A. Bolyachkin, I. Suzuki, Y.K. Takahashi, H. Sepehri-Amin, K. Hono. Data-driven optimization of FePt heat-assisted magnetic recording media accelerated by deep learning TEM image segmentation. Acta Materialia. 255 (2023) 119039 10.1016/j.actamat.2023.119039
2022
  1. Makoto Takeuchi, Motohiro Suzuki, Shintaro Kobayashi, Yoshinori Kotani, Tetsuya Nakamura, Nobuaki Kikuchi, Anton Bolyachkin, Hossein Sepehri-Amin, Tadakatsu Ohkubo, Kazuhiro Hono, Yasuhiro Une, Satoshi Okamoto. Real picture of magnetic domain dynamics along the magnetic hysteresis curve inside an advanced permanent magnet. NPG Asia Materials. 14 [1] (2022) 70 10.1038/s41427-022-00417-0 Open Access
  2. J.S. Zhang, Xin Tang, A. Bolyachkin, A.K. Srinithi, T. Ohkubo, H. Sepehri-Amin, K. Hono. Microstructure and extrinsic magnetic properties of anisotropic Sm(Fe,Ti,V)12-based sintered magnets. Acta Materialia. 238 (2022) 118228 10.1016/j.actamat.2022.118228
  3. E. Dengina, A. Bolyachkin, H. Sepehri-Amin, K. Hono. Machine Learning Approach for Evaluation of Nanodefects and Magnetic Anisotropy in FePt Granular Films. Scripta Materialia. 218 (2022) 114797 10.1016/j.scriptamat.2022.114797 Open Access
  4. Jiawei Lai, A. Bolyachkin, N. Terada, S. Dieb, Xin Tang, T. Ohkubo, H. Sepehri-Amin, K. Hono. Machine learning assisted development of Fe2P-type magnetocaloric compounds for cryogenic applications. Acta Materialia. 232 (2022) 117942 10.1016/j.actamat.2022.117942
  5. P. Tozman, T. Fukazawa, D. Ogawa, H. Sepehri-Amin, A. Bolyachkin, T. Miyake, S. Hirosawa, K. Hono, Y.K. Takahashi. Peculiar behavior of V on the Curie temperature and anisotropy field of SmFe12-xVx compounds. Acta Materialia. 232 (2022) 117928 10.1016/j.actamat.2022.117928 Open Access
  6. Xin Tang, H. Sepehri-Amin, A. Bolyachkin, T. Ohkubo, K. Hono. (Nd,La,Ce)-Fe-B hot-deformed magnets for application of variable-magnetic-force motors. Acta Materialia. 228 (2022) 117747 10.1016/j.actamat.2022.117747 Open Access
  7. A. Bolyachkin, H. Sepehri-Amin, M. Kambayashi, Y. Mori, T. Ohkubo, Y.K. Takahashi, T. Shima, K. Hono. Coercivity engineering in Sm(Fe0.8Co0.2)12B0.5 thin films by Si grain boundary diffusion. Acta Materialia. 227 (2022) 117716 10.1016/j.actamat.2022.117716 Open Access
  8. A. Bolyachkin, H. Sepehri-Amin, I. Suzuki, H. Tajiri, Y.K. Takahashi, K. Srinivasan, H. Ho, H. Yuan, T. Seki, A. Ajan, K. Hono. Transmission electron microscopy image based micromagnetic simulations for optimizing nanostructure of FePt-X heat-assisted magnetic recording media. Acta Materialia. 227 (2022) 117744 10.1016/j.actamat.2022.117744 Open Access
2021
  1. Nagarjuna Asam, Hirofumi Suto, Shingo Tamaru, Hossein Sepehri-Amin, Anton Bolyachkin, Tomoya Nakatani, Weinan Zhou, Hitoshi Kubota, Yuya Sakuraba. Analysis method of a spin-torque oscillator using dc resistance change during injection locking to an external microwave magnetic field. Applied Physics Letters. 119 [14] (2021) 142405 10.1063/5.0058847
  2. Hirofumi Suto, Hossein Sepehri-Amin, Nagarjuna Asam, Weinan Zhou, Anton Bolyachkin, Masayuki Takagishi, Naoyuki Narita, Shingo Tamaru, Tomoya Nakatani, Yuya Sakuraba. Analysis of an all-in-plane spin-torque oscillator using injection locking to an external microwave magnetic field. Applied Physics Express. 14 [5] (2021) 053001 10.35848/1882-0786/abf667 Open Access

書籍 TSV

会議録 TSV

口頭発表 TSV

2024
  1. SEPEHRI AMIN, Hossein, GAUTAM, Ravi, S. Hiramoto, BOLYACHKIN, Anton, KULESH, Nikita, MAMIYA, Hiroaki, S. Okamoto, OHKUBO, Tadakatsu. Effect of nanostructure on the core loss of soft magnetic materials. The 48th Annual Conference on Magnetics in Japan（第48回日本磁気学会学術講演会）. 2024 招待講演 Open Access
  2. BOLYACHKIN, Anton, SUBAGJA, Toni, LI, Jiangnan, ZHANG, Jiasheng, ASHOK KRISHNASWAMY, Srinithi, ABE, Taichi, TANG, Xin, TOZMAN KARANIKOLAS, Pelin, KULESH, Nikita, SEPEHRI AMIN, Hossein, OHKUBO, Tadakatsu, HONO, Kazuhiro. Machine Learning Assisted Optimization of SmFe12-based Alloys. IEEE Magnetic Frontiers 2024. 2024 Open Access
  3. TANG, Xin, WANG, Zexuan, BOLYACHKIN, Anton, SEPEHRI AMIN, Hossein, OHKUBO, Tadakatsu, HONO, Kazuhiro. Magnetocaloric materials for cryogenic application. 10th IIR Conference on Caloric Cooling and Applications of Caloric Materials (THERMAG 2024). 2024 招待講演 Open Access
  4. BOLYACHKIN, Anton, DENGINA, Ekaterina, SEPEHRI AMIN, Hossein, OHKUBO, Tadakatsu, HONO, Kazuhiro. Coercivity Engineering in Nd-Fe-B Hot-deformed Magnets by Grain Boundary Infiltration: Micromagnetic Viewpoint. The 5th International Symposium on Advanced Magnetic Materials and Applications (ISAMMA2024). 2024 Open Access
2023
  1. BOLYACHKIN, Anton, SEPEHRI AMIN, Hossein, DENGINA, Ekaterina, KULESH, Nikita, TANG, Xin, TAKAHASHI, Yukiko, OHKUBO, Tadakatsu, HONO, Kazuhiro. Digital twins of magnetic materials: revealing microstructure-properties correlations. The 11th Pacific Rim International Conference on Advanced Materials and Processing (PRICM 11). 2023 招待講演 Open Access
  2. BOLYACHKIN, Anton, DENGINA, Ekaterina, KULESH, Nikita, TANG, Xin, SEPEHRI AMIN, Hossein, OHKUBO, Tadakatsu, HONO, Kazuhiro. Tomography-based Micromagnetic Simulations of Hot-Deformed Nd-Fe-B Magnets. JIMM Fall Meeting 2023. 2023 招待講演
  3. BOLYACHKIN, Anton, DENGINA, Ekaterina, KULESH, Nikita, TANG, Xin, SEPEHRI AMIN, Hossein, OHKUBO, Tadakatsu, HONO, Kazuhiro. Tomography-based Micromagnetic Simulations of Nd-Fe-B Magnets: the Role of Intergranular Phase Nonuniformities. 27th International workshop on rare earth and future permanent magnets and their applications (REPM). 2023 Open Access
  4. SEPEHRI AMIN, Hossein, Y. Mori, BOLYACHKIN, Anton, TAKAHASHI, Yukiko, OHKUBO, Tadakatsu, HONO, Kazuhiro, T. Shima. Exploring coercivity limit in SmFe12-based thin films . REPM 2023 BIRMINGHAM. 2023 招待講演
  5. SEPEHRI AMIN, Hossein, TANG, Xin, ZHANG, Jiasheng, BOLYACHKIN, Anton, OHKUBO, Tadakatsu, HONO, Kazuhiro. Development of high performance permanent magnets; elements criticality, new demands, and extrinsic magnetic properties. 13th Joint European Magnetic Symposia (JEMS). 2023 招待講演 Open Access
  6. SEPEHRI AMIN, Hossein, TANG, Xin, ZHANG, Jiasheng, BOLYACHKIN, Anton, OHKUBO, Tadakatsu, HONO, Kazuhiro. Development of High-Performance Permanent Magnets without Reliance on Scarce Elements. IcAUMS 2023. 2023 招待講演
  7. BOLYACHKIN, Anton, DENGINA, Ekaterina, KULESH, Nikita, TANG, Xin, SEPEHRI AMIN, Hossein, OHKUBO, Tadakatsu, HONO, Kazuhiro. Tomography-based Micromagnetic Simulations of Nd-Fe-B Hot-Deformed Magnets. 13th International Symposium on Hysteresis Modeling and Micromagnetics (HMM 2023). 2023 Open Access
  8. BOLYACHKIN, Anton, DENGINA, Ekaterina, KULESH, Nikita, TANG, Xin, SEPEHRI AMIN, Hossein, OHKUBO, Tadakatsu, HONO, Kazuhiro. Tomography-based Digital Twins of Nd-Fe-B Magnets for Micromagnetic Simulations. INTERMAG 2023. 2023
  9. BOLYACHKIN, Anton, DENGINA, Ekaterina, KULESH, Nikita, TANG, Xin, SEPEHRI AMIN, Hossein, OHKUBO, Tadakatsu, HONO, Kazuhiro. Digital Twins of Nd-Fe-B Magnets: Tomography-Based Micromagnetic Simulations. 第1回マテリアル革新力強化に向けた総合シンポジウム. 2023
2022
  1. SEPEHRI AMIN, Hossein, TANG, Xin, LAI, Jiawei, BOLYACHKIN, Anton, OHKUBO, Tadakatsu, HONO, Kazuhiro. Development of Magnetic Refrigeration Materials for Cryogenic Applications. 2022 MRS Fall Meeting & Exhibit. 2022 招待講演
  2. TOZMAN KARANIKOLAS, Pelin, SEPEHRI AMIN, Hossein, ABE, Taichi, BOLYACHKIN, Anton, Fukazawa Taro, Miyake Takashi, HIROSAWA, Satoshi, HONO, Kazuhiro, TAKAHASHI, Yukiko. The role of V on the Magnetic Properties of Sm(Fe,V)12 compounds. 日本電子材料技術協会 2022年度第59回秋期講演大会. 2022
  3. TOZMAN KARANIKOLAS, Pelin, SEPEHRI AMIN, Hossein, ABE, Taichi, BOLYACHKIN, Anton, Taro Fukazawa, Takashi Miyake, HIROSAWA, Satoshi, HONO, Kazuhiro, TAKAHASHI, Yukiko. Investigation of the effect of V on the intrinsic and extrinsic magnetic properties of Sm(Fe,V)12 by model thin film. The 67th Annual Conference on Magnetism and Magnetic Materials (MMM 2022) . 2022 招待講演
  4. SEPEHRI AMIN, Hossein, ZHANG, Jiasheng, TANG, Xin, ASHOK KRISHNASWAMY, Srinithi, TOZMAN KARANIKOLAS, Pelin, BOLYACHKIN, Anton, OHKUBO, Tadakatsu, HONO, Kazuhiro. Development of rare-earth lean SmFe12-based permanent magnets. The 67th Annual Conference on Magnetism and Magnetic materials (MMM 2022). 2022 招待講演
  5. BOLYACHKIN, Anton, SEPEHRI AMIN, Hossein, OHKUBO, Tadakatsu. Data-Driven Development of Magnetic Materials. The 238th Topical Symposium of the Magnetics Society of Japan. 2022 招待講演 Open Access
  6. KULESH, Nikita, BOLYACHKIN, Anton, SUZUKI, Ippei, TAKAHASHI, Yukiko, SEPEHRI AMIN, Hossein. Deep learning TEM image segmentation for automated microstructural analysis of FePt-C recording media. 日本金属学会　2022年秋季（第171回）講演大会. 2022
  7. BOLYACHKIN, Anton, LAI, Jiawei, DENGINA, Ekaterina, TERADA, Noriki, DIEB, Sae, TANG, Xin, OHKUBO, Tadakatsu, SEPEHRI AMIN, Hossein, HONO, Kazuhiro. Machine learning assisted development of Fe2P-type magnetocaloric compounds for cryogenic applications. 日本金属学会 2022年秋期第171回講演大会　JIM Autumn Meeting. 2022
  8. KULESH, Nikita, BOLYACHKIN, Anton, SUZUKI, Issei, TAKAHASHI, Yukiko, SEPEHRI AMIN, Hossein. U-Net image segmentation for statistical analysis of granular FePt recording media and automated dataset generation. The 46th Annual Conference on MAGUNETICS in Japan. 2022
  9. SEPEHRI AMIN, Hossein, BOLYACHKIN, Anton, DENGINA, Ekaterina, TAKAHASHI, Yukiko, HONO, Kazuhiro. Machine Learning Approach for Evaluation of Nanodefects and Magnetic Anisotropy in FePt granular media. The 33rd Magnetic Recording Conference (TMRC 2022) . 2022 招待講演
  10. SUTO, Hirofumi, ASAM, Nagarjuna, 田丸 慎吾, SEPEHRI AMIN, Hossein, BOLYACHKIN, Anton, ZHOU, Weinan, NAKATANI, Tomoya, 久保田 均, SAKURABA, Yuya. Analysis of a spin-torque oscillator using injection locking to an external microwave field. 24th International Colloquium on Magnetic Films and Surfaces (ICMFS2022) https://icmfs2022.jp/. 2022
  11. TOZMAN KARANIKOLAS, Pelin, FUKAZAWA Taro, OGAWA, Daisuke, SEPEHRI AMIN, Hossein, BOLYACHKIN, Anton, MIYAKE Takahashi, HIROSAWA, Satoshi, HONO, Kazuhiro, TAKAHASHI, Yukiko. The Curie temperature enhancement and anisotropy preservation in SmFe12-xVx compounds by V substitution. 日本金属学会 2022年春期第170回講演大会. 2022
2021
  1. TOZMAN KARANIKOLAS, Pelin, Taro Fukazawa, OGAWA, Daisuke, SEPEHRI AMIN, Hossein, BOLYACHKIN, Anton, Takeshi Miyake, HIROSAWA, Satoshi, HONO, Kazuhiro, TAKAHASHI, Yukiko. Understanding the Effect of V on the Intrinsic Magnetic Properties of Sm(Fe,V)12 for Permanent Magnet Applications. 24th International Colloquium on Magnetic Films and Surfaces (ICMFS-2022) https://icmfs2022.jp/. 2021 招待講演
  2. 首藤 浩文, アサム ナガルシュナ, 田丸　慎吾, セペリ アミン ホセイン, ボリャーチキン アントーン, 中谷 友也, 周 偉男, 久保田 均, 桜庭 裕弥. マイクロ波磁界印加によるinjection lockingを利用した スピントルク発振素子の磁化ダイナミクス解析. 磁気記録・情報ストレージ研究会（MRIS） https://www.ieice.org/ken/program/index.php?tgs_regid=6347033ba7e2cf709429158c719c1c41328bf92a66c8a0cac8b7b5c1a9b99ca8&tgid=IEICE-MRIS. 2021
  3. BOLYACHKIN Anton, LI Jiangnan, ASHOK KRISHNASWAMY Srinithi, ZHANG Jiasheng, TANG Xin, TOZMAN KARANIKOLAS Pelin, SEPEHRI AMIN Navid, OHKUBO Tadakatsu, HONO Kazuhiro. Compositional optimization of SmFe12-based alloys accelerated by machine learning. 日本金属学会2021年秋期（第169回）講演大会　JIM Autumn Meeting. 2021
  4. 首藤 浩文, アサム ナガルシュナ, 田丸　慎吾, セペリ アミン ホセイン, ボリャーチキン アントーン, 周 偉男, 中谷 友也, 久保田 均, 桜庭 裕弥. マイクロ波磁界印加によるinjection lockingを利用したスピントルク発振素子の磁化ダイナミクス解析. 第45回日本磁気学会学術講演会. 2021
  5. 首藤 浩文, アサム ナガルシュナ, 田丸 慎吾, セペリ アミン 那仁, ボリャーチキン アントーン, 中谷 友也, 周 偉男, 久保田 均, 桜庭 裕弥. Analysis of a spin-torque oscillator using injection locking to an external microwave field. The 32nd Magnetic Recording Conference (TMRC2021). 2021 招待講演

その他の文献 TSV

公開特許出願 TSV

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