研究成果 Research Achievements

Solute segregation in a rapidly solidified Hastelloy-X Ni-based superalloy during laser powder bed fusion investigated by phase-field and computational thermal-fluid dynamics simulations

Masayuki Okugawa*, Kenji Saito, Haruki Yoshima, Katsuhiko Sawaizumi, Sukeharu Nomoto, Makoto Watanabe, Takayoshi Nakano, Yuichiro Koizumi*:
Solute segregation in a rapidly solidified Hastelloy-X Ni-based superalloy during laser powder bed fusion investigated by phase-field and computational thermal-fluid dynamics simulations,
Additive Manufacturing, 84, (2024), 104079, 1-13.
https://doi.org/10.1016/j.addma.2024.104079

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Comparison of in-plane compression of additively manufactured Ti6Al4V 2D auxetic structures: Lattice design, manufacturing speed, and failure mode

Zana Eren, Ozkan Gokcekaya, Demet Balkan, Takayoshi Nakano, Zahit Mecitoğlu:
Comparison of in-plane compression of additively manufactured Ti6Al4V 2D auxetic structures: Lattice design, manufacturing speed, and failure mode,
Materials & Design, 241, (2024), 112885, 1-19.
https://doi.org/10.1016/j.matdes.2024.112885

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日本金属学会2024年春期講演(第174回)大会

2024年3月12日~15日

東京理科大学

企画シンポジウム 2件

一般講演 11件

ポスター発表 7件

Peculiar microstructural evolution and hardness variation depending on laser powder bed fusion-manufacturing condition in Ti-6Al-2Sn-4Zr-6Mo

Prince Valentine Cobbinah*, Sae Matsunaga, Yoshiaki Toda, Ryosuke Ozasa, Masayuki Okugawa, Takuya Ishimoto, Yuheng Liu, Yuichiro Koizumi, Pan Wang, Takayoshi Nakano*, Yoko Yamabe-Mitarai*:
Peculiar microstructural evolution and hardness variation depending on laser powder bed fusion-manufacturing condition in Ti-6Al-2Sn-4Zr-6Mo,
Smart Materials in Manufacturing, 2, (2024), 100050, 1-10.
https://doi.org/10.1016/j.smmf.2024.100050

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金属Additive Manufacturingによるチタンおよびチタン合金の相変態と組織制御

小笹良輔、松垣あいら、石本卓也、中野貴由:
金属Additive Manufacturingによるチタンおよびチタン合金の相変態と組織制御、
金属、94[3]、(2024)、224-232

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Development of an equiatomic octonary TiNbTaZrMoHfWCr super high-entropy alloy for biomedical applications, Materials Chemistry and Physics

Tadaaki Matsuzaka, Akira Hyakubu, Yong Seong Kim, Aira Matsugaki, Takeshi Nagase, Takuya Ishimoto, Ryosuke Ozasa, Hyoung Seop Kim, Tomoji Mizuguchi, Ozkan Gokcekaya, Takayoshi Nakano:
Development of an equiatomic octonary TiNbTaZrMoHfWCr super high-entropy alloy for biomedical applications,
Materials Chemistry and Physics, 316, (2024), 129120; 1-7.
DOIhttps://doi.org/10.1016/j.matchemphys.2024.129120

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2024年2月29日 日刊工業新聞

阪大、8元素混合成功 生体用ハイエントロピー合金

日刊工業新聞、2024年2月29日、25面、 科学技術・大学欄トップ記事

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An investigation over microstructure and HIP processing effects on wear performance of pure chromium parts fabricated by laser powder bed fusion

Asli Gunay Bulutsuz*, Buse Gulec, Ozkan Gokcekaya*, Johannes Gardstam, Takayoshi Nakano, Hakan Yilmazer:
An investigation over microstructure and HIP processing effects on wear performance of pure chromium parts fabricated by laser powder bed fusion,
International Journal of Refractory Metals and Hard Materials, 120, (2024), 106616, 1-10.
DOIhttps://doi.org/10.1016/j.ijrmhm.2024.106616

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傾斜機能材料ハンドブック

萩原幸司、徳永透子、中野貴由(分担):
第II編 第1章 第2節 超高温耐用複相シリサイド合金の開発、
傾斜機能材料ハンドブック、株式会社エヌ・ティー・エス、pp152-165、2024年2月15日発刊、ISBN: 978-4-86043-776-3

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金属3Dプリンティングによる集合組織制御と高機能化~近未来の新設計に向けて~

中野貴由:
金属3Dプリンティングによる集合組織制御と高機能化~近未来の新設計に向けて~、
熱処理技術セミナー(2023年度第4回)-熱処理応用講座―、粉末會舘(東京)、2024年1月29日10:00~11:30.
招待講演

新・力を診る

中野貴由(分担執筆):新・力を診る、(編著)市川哲夫、森本達也、熊谷真一医歯薬出版株式会社、2024年1月25日出版
ISBN978-4-263-46177-8
澤瀬隆、黒嶋伸一郎、中野貴由:骨のバイオロジー、pp.76~82.

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PBF-LB fabrication of microgrooves for induction of osteogenic differentiation of human mesenchymal stem cells

Aira Matsugaki, Tadaaki Matsuzaka, Toko Mori, Mitsuka Saito, Kazuma Funaoku, Riku Yamano, Ozkan Gokcekaya, Ryosuke Ozasa, Takayoshi Nakano:
PBF-LB fabrication of microgrooves for induction of osteogenic differentiation of human mesenchymal stem cells,
International Journal of Bioprinting, 10(1), (2024), 406-416
https://doi.org/10.18063/ijb.1425

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Wire-EDM performance and surface integrity of Inconel 718 with unique microstructural features fabricated by laser powder bed fusion

Ozkan Gokcekaya*, Ali Günen, Ferhat Ceritbinmez, Abdollah Bahador, Takayoshi Nakano, Melik Çetin:
Wire-EDM performance and surface integrity of Inconel 718 with unique microstructural features fabricated by laser powder bed fusion,
The International Journal of Advanced Manufacturing Technology, (2024), 1-16
https://doi.org/10.1007/s00170-023-12924-7

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金属3D プリンティングの特異界面形成によるカスタム力学機能制御学の構築 ~階層化異方性骨組織に学びつつ~

中野貴由*、石本卓也、松垣あいら、小笹良輔、ゴクチェカヤオズカン、安田弘行、趙研、小泉雄一郎、奥川将行、吉矢真人、藤井進、多根正和、三好英輔、東野昭太:
金属3D プリンティングの特異界面形成によるカスタム力学機能制御学の構築 ~階層化異方性骨組織に学びつつ~、
まてりあ、63[1], (2024), pp.36-41

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Advances in Metal 3D Printing Technology for Tailored Self-Catalytic Reactor Design

Hyo-Jin Kim, Kohsuke Mori, Takayoshi Nakano, Hromi Yamashita:
Advances in Metal 3D Printing Technology for Tailored Self-Catalytic Reactor Design,
ChemCatChem, (2023), 1-7
https://doi.org/10.1002/cctc.202301380

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Digital Twin Science of Powder Bed Fusion Metal Additive Manufacturing and Creation of Materials by Super-Thermal Field

Digital Twin Science of Powder Bed Fusion Metal Additive Manufacturing and Creation of Materials by Super-Thermal Field, Yuichiro Koizumi, Masayuki Okugawa, Yuheng Liu, Takayoshi Nakano, MRM2023/IUMRS-ICA2023 Grand Meeting, December 11-16, 2023, Kyoto, Japan, Invited Talk

令和5年度 大阪大学賞(若手教員部門)

松垣あいら:
骨基質3D配向化制御の生物学的機序解明とその人為的制御に関する研究、
令和5年度 大阪大学賞(若手教員部門)、2023年11月22日
https://www.osaka-u.ac.jp/ja/news/topics/2023/11/27001

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Microstructure evolution of gas-atomized β-solidifying γ-TiAl alloy powder during subsequent heat treatment

Sung-Hyun Park, Ozkan Gokcekaya, Ryosuke Ozasa, Ken Cho, Hiroyuki Y. Yasuda, Myung-Hoon Oh, Takayoshi Nakano*:
Microstructure evolution of gas-atomized β-solidifying γ-TiAl alloy powder during subsequent heat treatment,
Crystals, 13, (2023), 1629; 1-10.
https://doi.org/10.3390/cryst13121629

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Effect of cooling rate on powder characteristics and microstructural evolution of gas atomized β-solidifying γ-TiAl alloy powder

Sung-Hyun Park, Ryosuke Ozasa, Ozkan Gokcekaya, Ken Cho, Hiroyuki Y. Yasuda, Myung-Hoon Oh, Young-Won Kim, Takayoshi Nakano*:
Effect of cooling rate on powder characteristics and microstructural evolution of gas atomized β-solidifying γ-TiAl alloy powder,
Materials Transactions, (2023), 1-35
https://doi.org/10.2320/matertrans.MT-M2023174

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In-plane quasi-static compression deformation of Ti6Al4V double arrow-headed lattices fabricated by electron beam powder bed fusion process: Build orientation, scan speed and failure mechanism

Zana Eren*, Ozkan Gokcekaya*, Takayoshi Nakano, Zahit Mecitoğlu:
In-plane quasi-static compression deformation of Ti6Al4V double arrow-headed lattices fabricated by electron beam powder bed fusion process: Build orientation, scan speed and failure mechanism,
Journal of Materials Research and Technology, 27, (2023), 6192-6210.
https://doi.org/10.1016/j.jmrt.2023.11.027

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