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

論文はこちら
PDFはこちら

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, in press (2026).

論文

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, Hiroyuki Y. Yasuda, Takayoshi Nakano, Yuichiro Koizumi: Microstructural evolution and wear resistance enhancement of electron-beam-fabricated nickel titanium coatings on titanium by heat treatment, Materials Transactions, (2026), in press.

論文

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

論文はこちら
PDFはこちら

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