研究成果 Research Achievements

Impact of gas flow direction on the crystallographic texture evolution in laser powder bed fusion

Hiroki Amano, Takuya Ishimoto, Koji Hagihara, Ryoya Suganuma, Keisuke Aiba, Shi-Hai Sun, Pan Wang, Takayoshi Nakano*:
Impact of gas flow direction on the crystallographic texture evolution in laser powder bed fusion,
Virtual and Physical Prototyping, (2023), online.

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Laser Powder Bed Fusion Additive Manufacturing of Recycled Zircaloy‑4

Soung Yeoul Ahn, Sang Guk Jeong, Eun Seong Kim, Suk Hoon Kang, Jungho Choe, Joo Young Ryu, Dae Woon Choi, Jin Seok Lee, Jung‑Wook Cho, Takayoshi Nakano, Hyoung Seop Kim:
Laser Powder Bed Fusion Additive Manufacturing of Recycled Zircaloy‑4,
Metals and Materials International, (2023), online.
DOIhttps://doi.org/10.1007/s12540-023-01400-2

生体環境適用に向けた3Dプリンティングによる骨細胞制御

松垣あいら*、松坂匡晃、田中健嗣、三浦涼靖、大原秀真、丹羽陽一朗、小笹良輔、Ozkan Gokcekaya、中野貴由*:
生体環境適用に向けた3Dプリンティングによる骨細胞制御、
スマートプロセス学会誌、12 [4], (2023), in press.

レーザ粉末床溶融結合法における溶融池形状制御によるニッケル単結晶の造形

北嶋 具教、ジョディ デニス、小泉 雄一郎、中野 貴由、渡邊 誠:
レーザ粉末床溶融結合法における溶融池形状制御によるニッケル単結晶の造形、
日本ガスタービン学会誌、(2023)、in press.

Effect of scan speed on microstructure and tensile properties of Ti-48Al-2Cr-2Nb alloys fabricated via additive manufacturing

Ken Cho, Masahiro Sakata, Hiroyuki Yasuda*, Mitsuharu Todai, Minoru Ueda, Masao Takeyama, Takayoshi Nakano:
Effect of scan speed on microstructure and tensile properties of Ti-48Al-2Cr-2Nb alloys fabricated via additive manufacturing,
Materials Transactions, (2023), in press.

2023年1月13日 日刊工業新聞朝刊

初期高強度化 仕組み解明 脊椎スペーサー 阪大など 身体・金銭面負担軽く

日刊工業新聞、2023113日朝刊、科学技術・大学欄(19面)

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Research and Development of Titanium-Containing Biomedical High Entropy Alloys (BioHEAs) Utilizing Rapid Solidification via Laser-Powder Bed Fusion

Ryosuke Ozasa, Aira Matsugaki, Takuya Ishimoto, Takayoshi Nakano*:
Review — Research and Development of Titanium-Containing Biomedical High Entropy Alloys (BioHEAs) Utilizing Rapid Solidification via Laser-Powder Bed Fusion
Materials Transactions, 64 [1], (2023), 31-36.
DOIhttps://doi.org/10.2320/matertrans.MT-MLA2022011
解説はこちら
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Metal Additive Manufacturing of Titanium Alloys for Control of Hard Tissue Compatibility Materials Transactions

Aira Matsugaki*, Tadaaki Matsuzaka, Takayoshi Nakano:
Review–Metal Additive Manufacturing of Titanium Alloys for Control of Hard Tissue Compatibility
Materials Transactions, 64 [1], (2023), 25-30.
DOIhttps://doi.org/10.2320/matertrans.MT-MLA2022012
解説はこちら
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Residual Stress and Phase Stability of Titanium Alloys Fabricated by Laser and Electron Beam Powder Bed Fusion Techniques

Aya Takase*:
Residual Stress and Phase Stability of Titanium Alloys Fabricated by Laser and Electron Beam Powder Bed Fusion Techniques
Materials Transactions, 64 [1], (2023), 17-24.
DOIhttps://doi.org/10.2320/matertrans.MT-MLA2022004
解説はこちら
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Microstructural Control and Functional Enhancement of Light Metal Materials via Metal Additive Manufacturing

Takuya Ishimoto, Takayoshi Nakano*:
Review — Microstructural Control and Functional Enhancement of Light Metal Materials via Metal Additive Manufacturing
Materials Transactions, 64 [1], (2023), 10-16.
DOIhttps://doi.org/10.2320/matertrans.MT-MLA2022007
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Importance of Atmospheric Gas Selection in Metal Additive Manufacturing: Effects on Spatter, Microstructure, and Mechanical Properties

Hiroki Amano*, Takuya Ishimoto, Takayoshi Nakano:
Review — Importance of Atmospheric Gas Selection in Metal Additive Manufacturing: Effects on Spatter, Microstructure, and Mechanical Properties,
Materials Transactions, 64 [1], (2023), 2-9.
DOIhttps://doi.org/10.2320/matertrans.MT-MLA2022005
解説はこちら
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Microstructure Evolution and High-Temperature Mechanical Properties of Ti-6Al-4Nb-4Zr Fabricated by Selective Laser Melting

Tomoki Kuroda, Haruki Masuyama, Yoshiaki Toda, Tetsuya Matsunaga, Tsutomu Ito, Makoto Watanabe, Ryosuke Ozasa, Takuya Ishimoto, Takayoshi Nakano, Masayuki Shimojo, Yoko Yamabe-Mitarai:
Microstructure Evolution and High-Temperature Mechanical Properties of Ti-6Al-4Nb-4Zr Fabricated by Selective Laser Melting
Materials Transactions, 64 [1], (2023), 95-103.
DOIhttps://doi.org/10.2320/matertrans.MT-MLA2022021
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Influence of Input Energy Density on Morphology of Unique Layered Microstructure of γ-TiAl Alloys Fabricated by Electron Beam Powder Bed Fusion

Ken Cho, Naohide Morita, Hiromasa Matsuoka, Hiroyuki Y. Yasuda*, Mitsuharu Todai, Minoru Ueda, Masao Takeyama, Takayoshi Nakano:
Influence of Input Energy Density on Morphology of Unique Layered Microstructure of γ-TiAl Alloys Fabricated by Electron Beam Powder Bed Fusion
Materials Transactions, 64 [1], (2023), 44-49.
DOIhttps://doi.org/10.2320/matertrans.MT-MLA2022015
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Raking Process for Powder Bed Fusion of Ti-6Al-4V Alloy Powder Analyzed by Discrete Element Method Materials Transactions

Masayuki Okugawa, Yusuke Isono, Yuichiro Koizumi*, Takayoshi Nakano:
Raking Process for Powder Bed Fusion of Ti-6Al-4V Alloy Powder Analyzed by Discrete Element Method
Materials Transactions, 64 [1], (2023), 37-43.
DOIhttps://doi.org/10.2320/matertrans.MT-MLA2022010
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粉末床溶融結合型金属付加製造のデジタルツイン科学と超温度場材料創成学

日本鉄鋼協会会報「ふぇらむ」2022年12月号

Microstructure and Solute Segregation Around the Melt Pool Boundary of Orientation-Controlled 316L Austenitic Stainless Steel Produced by Laser Powder Bed Fusion

Kazuhisa Sato*, Shunya Takagi, Satoshi Ichikawa, Takuya Ishimoto, Takayoshi Nakano:
Microstructure and Solute Segregation Around the Melt Pool Boundary of Orientation-Controlled 316L Austenitic Stainless Steel Produced by Laser Powder Bed Fusion,
Materials, 16(1), (2023), 218; 1-10.
DOIhttps://doi.org/10.3390/ma16010218

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2022年12月16日 日経産業新聞

3Dプリンターで人工骨素材

日経産業新聞、1216日、7面イノベーション欄

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材料工学に基づく骨基質配向性と金属3Dプリンティングによる脊椎スペーサーへの展開

中野貴由:
材料工学に基づく骨基質配向性と金属3Dプリンティングによる脊椎スペーサーへの展開、
整形外科バイオマテリアル研究会~人によりそう生体材料の開発と応用の最前線~、
生体関連セラミックス検討会共同シンポジウム、福井パピリンホール、2022年12月10日(土)9:10~(招待講演)

2022年12月8日 日刊工業新聞朝刊

3D造形で骨代替材 阪大が開発 インプラント向け

日刊工業新聞、12月8日朝刊、21面科学技術・大学欄

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Innovative design of bone quality-targeted intervertebral spacer: Accelerated functional fusion guiding oriented collagen/apatite microstructure without autologous bone graft

Aira Matsugaki, PhD, Manabu Ito, MD, PhD, Yoshiya Kobayashi, Meng, Tadaaki Matsuzaka, Meng, Ryosuke Ozasa, PhD, Takuya Ishimoto, PhD, Hiroyuki Takahashi, PhD, Ryota Watanabe, Meng, Takayuki Inoue, PhD, Katsuhiko Yokota, BA, Yoshio Nakashima, Meng, Takashi Kaito, MD, PhD, Seiji Okada, MD, PhD, Takao Hanawa, PhD, Yukihiro Matsuyama, MD, PhD, Morio Matsumoto, MD, PhD, Hiroshi Taneichi, MD, PhD, Takayoshi Nakano*, PhD:
Innovative design of bone quality-targeted intervertebral spacer: Accelerated functional fusion guiding oriented collagen/apatite microstructure without autologous bone graft,
The Spine Journal, 23, (2023), 609-620.
DOIhttps://doi.org/10.1016/j.spinee.2022.12.011
論文はこちら
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