Ultrafine nanoporous intermetallic catalysts by high-temperature liquid metal dealloying for electrochemical hydrogen production R Song, J Han, M Okugawa, R Belosludov, T Wada, J Jiang, D Wei, ... Nature Communications 13 (1), 5157, 2022 | 63 | 2022 |
Equiaxed grain formation by intrinsic heterogeneous nucleation via rapid heating and cooling in additive manufacturing of aluminum-silicon hypoeutectic alloy M Okugawa, Y Ohigashi, Y Furishiro, Y Koizumi, T Nakano Journal of Alloys and Compounds 919, 165812, 2022 | 31 | 2022 |
Inverse columnar-equiaxed transition (CET) in 304 and 316L stainless steels melt by electron beam for additive manufacturing (AM) Y Miyata, M Okugawa, Y Koizumi, T Nakano Crystals 11 (8), 856, 2021 | 31 | 2021 |
Crystallization of sputter-deposited amorphous Ge films by electron irradiation: Effect of low-flux pre-irradiation M Okugawa, R Nakamura, M Ishimaru, H Yasuda, H Numakura Journal of Applied Physics 120 (13), 2016 | 26 | 2016 |
Structural transition in sputter-deposited amorphous germanium films by aging at ambient temperature M Okugawa, R Nakamura, M Ishimaru, K Watanabe, H Yasuda, ... Journal of Applied Physics 119 (21), 2016 | 23 | 2016 |
Digital twin science of metal powder bed fusion additive manufacturing: A selective review of simulations for integrated computational materials engineering and science Y Koizumi, M Okugawa ISIJ International 62 (11), 2183-2196, 2022 | 20 | 2022 |
Thermal crystallization of sputter-deposited amorphous Ge films: Competition of diamond cubic and hexagonal phases M Okugawa, R Nakamura, M Ishimaru, H Yasuda, H Numakura AIP Advances 6 (12), 2016 | 17 | 2016 |
Simulations of non-equilibrium and equilibrium segregation in nickel-based superalloy using modified Scheil-Gulliver and phase-field methods M Okugawa, D Izumikawa, Y Koizumi Materials Transactions 61 (11), 2072-2078, 2020 | 16 | 2020 |
Effect of Rapid Heating and Cooling Conditions on Microstructure Formation in Powder Bed Fusion of Al-Si Hypoeutectic Alloy: A Phase-Field Study M Okugawa, Y Furushiro, Y Koizumi Materials 15 (17), 6092, 2022 | 13 | 2022 |
Direct observations of crystallization processes of amorphous GeSn during thermal annealing: A temperature window for suppressing Sn segregation M Higashiyama, M Ishimaru, M Okugawa, R Nakamura Journal of Applied Physics 125 (17), 2019 | 10 | 2019 |
The relation between amorphous structure and explosive crystallization of sputter-deposited amorphous germanium thin films M Okugawa, R Nakamura, H Numakura, A Heya, N Matsuo, H Yasuda Japanese Journal of Applied Physics 58 (4), 045501, 2019 | 9 | 2019 |
Low-temperature synthesis of crystalline GeSn with high Sn concentration by electron excitation effect T Kimura, M Ishimaru, M Okugawa, R Nakamura, H Yasuda Japanese Journal of Applied Physics 56 (10), 100307, 2017 | 9 | 2017 |
Dual crystallization modes of sputter-deposited amorphous SiGe films M Okugawa, R Nakamura, H Numakura, M Ishimaru, H Yasuda Journal of Applied Physics 128 (1), 2020 | 8 | 2020 |
Structure of crystallized particles in sputter-deposited amorphous germanium films M Okugawa, R Nakamura, A Hirata, M Ishimaru, H Yasuda, H Numakura Journal of Applied Crystallography 51 (5), 1467-1473, 2018 | 8 | 2018 |
Discussion of “On the Boltzmann–Matano Analysis of Diffusion in a Semi-infinite Medium” M Okugawa, H Numakura Metallurgical and Materials Transactions A 46, 3813-3814, 2015 | 8 | 2015 |
Fabrication and process monitoring of 316L stainless steel by laser powder bed fusion with µ-helix scanning strategy and narrow scanning line intervals Y Liu, K Nose, M Okugawa, Y Koizumi, T Nakano Materials Transactions 64 (6), 1135-1142, 2023 | 7 | 2023 |
Spinodal decomposition in plastically deformed Fe–Cr–Co magnet alloy H Iwaizako, M Okugawa, K Saito, Y Koizumi, A Chiba, Y Tachiya, ... ISIJ International 62 (6), 1268-1274, 2022 | 7 | 2022 |
Melting and solidification behavior of 316L steel induced by electron-beam irradiation for additive manufacturing M Okugawa, Y Miyata, L Wang, K Nose, Y Koizumi, T Nakano Sumato Purosesu Gakkai-Shi (Online) 10 (4), 208-213, 2021 | 4 | 2021 |
Raking Process for Powder Bed Fusion of Ti–6Al–4V Alloy Powder Analyzed by Discrete Element Method M Okugawa, Y Isono, Y Koizumi, T Nakano Materials Transactions 64 (1), 37-43, 2023 | 3 | 2023 |
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 … M Okugawa, K Saito, H Yoshima, K Sawaizumi, S Nomoto, M Watanabe, ... Additive Manufacturing 84, 104079, 2024 | 2 | 2024 |