論文

Integrated Computational and Experimental Study on Rapid Heating and Cooling Conditions in Powder-Bed Fusion of Al-Si Hypoeutectic Alloys

Masayuki Okugawa, Yuya Furushiro, Seori Motoyama, Yuheng Liu, Takayoshi Nakano, Yuichiro Koizumi :
Integrated Computational and Experimental Study on Rapid Heating and Cooling Conditions in Powder-Bed Fusion of Al-Si Hypoeutectic Alloys, Vol. 67, No. 4 (2026) pp. 535 to 542

DOI: http://doi.org/10.2320/matertrans.MT-M2025132

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論文

Porphyrin-Embedded Organosilica Photocatalysts for Efficient Hydrogen Peroxide Production,

Yoshifumi Kondo,Shiori Mizutani,Yasutaka Kuwahara,Kohsuke Mori,Tohru Sekino,Ting Zhang,Zhenfeng Bian,Hexing Li, Hiromi Yamashita：
Porphyrin-Embedded Organosilica Photocatalysts for Efficient Hydrogen Peroxide Production,
Chemistry – A European Journal, (2026) e00026

DOI:https://doi.org/10.1002/chem.202600026

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論文

Data-Selective Machine Learning Framework (DSML) for Defect-Aware, Interpretable Yield-Strength Prediction for LPBF Fabricated AlSi10Mg Alloys

Jeong Ah Lee, Yeon Woo Kim, Takayoshi Nakano, Hyomoon Joo, Jeong Min Park*, Hyoung Seop Kim*:
Data-Selective Machine Learning Framework (DSML) for Defect-Aware, Interpretable Yield-Strength Prediction for LPBF Fabricated AlSi10Mg Alloys, Acta Materialia, 309 (2026) 122101.

DOI: https://doi.org/10.1016/j.actamat.2026.122101

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Dual-linker incorporating hydrophobic metal–organic frameworks for photosynthesis of hydrogen peroxide

Yoshifumi Kondo,Kotaro Honda,Shiori Mizutani,Yasutaka Kuwahara,Kohsuke Mori,Tohru Sekino,Hiromi Yamashita:
Dual-linker incorporating hydrophobic metal–organic frameworks for photosynthesis of hydrogen peroxide,
Applied Catalysis B: Environment and Energy, Volume 391, (2026), 126632.

DOI:https://doi.org/10.1016/j.apcatb.2026.126632

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Single-track investigation of rapid solidification conditions of Hastelloy-X Ni-based superalloy in laser powder-bed fusion and applicability of columnar equiaxed transition criteria

Masayuki Okugawa, Haruki Yoshima, Yuheng Liu, Pan Wang, Yuichiro Koizumi, Takayoshi Nakano:
Single-track investigation of rapid solidification conditions of Hastelloy-X Ni-based superalloy in laser powder-bed fusion and applicability of columnar equiaxed transition criteria, Virtual and Physical Prototyping, 21 (2026) e2639906.

DOI: https://doi.org/10.1080/17452759.2026.2639906

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Microstructural evolution and wear resistance enhancement of electron-beam-fabricated nickel titanium coatings on titanium by heat treatment

Lei Wang, Masayuki Okugawa*, Yuheng Liu, Ken Cho, Yuichiro Koizumi*, Hiroyuki Y. Yasuda and Takayoshi Nakano:
Microstructural Evolution and Wear Resistance Enhancement of Electron-Beam-Fabricated Nickel Titanium Coatings on Titanium by Heat Treatment,
Materials Transactions, 67 (2026) 771-782.

DOI: https://doi.org/10.2320/matertrans.MT-M2025170

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In situ Alloyed Refractory High Entropy Alloy by Laser Powder Bed Fusion

Yong Seong Kim, Ozkan Gokcekaya, Ryosuke Ozasa, Takayoshi Nakano:
In situ Alloyed Refractory High Entropy Alloy by Laser Powder Bed Fusion, Materials Science Forum, 1175 (2026) 105-110.

DOI: 10.4028/p-0OnKo3

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論文

Influence of Hierarchical Structure on Mechanical Properties of Additive Manufactured IN718 Alloys

Kippei Yamashita, Ken Cho, Takuma Saito, Taisuke Sasaki, Katsuhiko Sawaizumi, Masayuki Okugawa, Yuichiro Koizumi, Takayoshi Nakano, Hiroyuki Y. Yasuda:
Influence of Hierarchical Structure on Mechanical Properties of Additive Manufactured IN718 Alloys, Materials Science Forum, 1175 (2026) 129-134.

DOI: 10.4028/p-1DlHhB