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Influence of particle size distribution on the powder bed quality in the powder bed fusion additive manufacturing process
Seungkyun Yim, Koki Minowa, Kenta Yamanaka, Akihiko Chiba
Journal of Materials Research and Technology 2025/07
DOI：
10.1016/j.jmrt.2025.06.136
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Unveiling the influence of printing surfaces in powder bed fusion electron beam melting through multiphysics simulation
Seungkyun Yim, Tack Lee, Keiji Yanagihara, Kenta Aoyagi, Kenta Yamanaka, Akihiko Chiba
Additive Manufacturing 102 104738-104738 2025/03
Publisher:
Elsevier BV
DOI：
10.1016/j.addma.2025.104738
ISSN：
2214-8604
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Comparative evaluation of powder spreading strategies to enhance powder bed quality in powder bed fusion additive manufacturing: A DEM simulation study
Seungkyun Yim, Hao Wang, Kenta Aoyagi, Kenta Yamanaka, Akihiko Chiba
Powder Technology 453 120614-120614 2025/03
Publisher:
Elsevier BV
DOI：
10.1016/j.powtec.2025.120614
ISSN：
0032-5910
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Multi-material additive manufacturing of steel/Al alloy by controlling the liquid/solid interface in laser beam powder bed fusion
Yujie Cui, Jiaxiang Li, Seungkyun Yim, Kenta Yamanaka, Kenta Aoyagi, Hao Wang, Akihiko Chiba
Additive Manufacturing 96 2024/09/25
DOI：
10.1016/j.addma.2024.104529
eISSN：
2214-8604
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Role of gravity magnitude on flowability and powder spreading in the powder bed fusion additive manufacturing process: Towards additive manufacturing in space
Seungkyun Yim, Hao Wang, Kenta Aoyagi, Kenta Yamanaka, Akihiko Chiba
Additive Manufacturing 94 104441-104441 2024/08
Publisher:
Elsevier BV
DOI：
10.1016/j.addma.2024.104441
ISSN：
2214-8604
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In-situ observation of powder spreading in powder bed fusion metal additive manufacturing process using particle image velocimetry
Seungkyun Yim, Jiayu Sun, Koki Minowa, Hao Wang, Kenta Aoyagi, Kenta Yamanaka, Akihiko Chiba
Additive Manufacturing 78 2023/09/25
DOI：
10.1016/j.addma.2023.103823
eISSN：
2214-8604
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Cracking behavior of Ti-48Al-2Cr-2Nb alloy in powder bed fusion electron beam melting process
Seungkyun Yim, Kenta Aoyagi, Huakang Bian, Keiji Yanagihara, Yuchao Lei, Shin-ichi Kitamura, Hironobu Manabe, Yohei Daino, Kenta Yamanaka, Akihiko Chiba
Journal of Materials Processing Technology 320 2023/07
DOI：
10.1016/j.jmatprotec.2023.118104
ISSN：
0924-0136
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Effect of powder morphology on flowability and spreading behavior in powder bed fusion additive manufacturing process: A particle-scale modeling study
Seungkyun Yim, Huakang Bian, Kenta Aoyagi, Kenta Yamanaka, Akihiko Chiba
Additive Manufacturing 72 2023/06
DOI：
10.1016/j.addma.2023.103612
eISSN：
2214-8604
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Influence of linear energy on side surface roughness in powder bed fusion electron beam melting process: Coupled experimental and simulation study
Haejin Lee, Yeonghwan Song, Seungkyun Yim, Kenta Aoyagi, Akihiko Chiba, Byoungsoo Lee
Powder Technology 418 118292-118292 2023/03
DOI：
10.1016/j.powtec.2023.118292
ISSN：
0032-5910
eISSN：
1873-328X
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Effect of mechanical ball milling on the electrical and powder bed properties of gas-atomized Ti–48Al–2Cr–2Nb and elucidation of the smoke mechanism in the powder bed fusion electron beam melting process
Seungkyun Yim, Kenta Aoyagi, Keiji Yanagihara, Huakang Bian, Akihiko Chiba
Journal of Materials Science & Technology 137 36-55 2023/02
DOI：
10.1016/j.jmst.2022.07.024
ISSN：
1005-0302
eISSN：
1941-1162
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Factors determining the flowability and spreading quality of gas-atomized Ti-48Al-2Cr-2Nb powders in powder bed fusion additive manufacturing
Seungkyun Yim, Kenta Aoyagi, Huakang Bian, Yujie Cui, Akihiko Chiba
Powder Technology 412 117996-117996 2022/10
DOI：
10.1016/j.powtec.2022.117996
ISSN：
0032-5910
eISSN：
1873-328X
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Ball-milling treatment of gas-atomized Ti-48Al-2Cr-2Nb powder and its effect on preventing smoking during electron beam powder bed fusion building process
Seungkyun Yim, Huakang Bian, Kenta Aoyagi, Keiji Yanagihara, Shin-ichi Kitamura, Hironobu Manabe, Yohei Daino, Yuichiro Hayasaka, Kenta Yamanaka, Akihiko Chiba
Additive Manufacturing 51 102634-102634 2022/03
DOI：
10.1016/j.addma.2022.102634
ISSN：
2214-8604
eISSN：
2214-7810
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Spreading behavior of Ti-48Al-2Cr-2Nb powders in powder bed fusion additive manufacturing process: Experimental and discrete element method study
Seungkyun Yim, Huakang Bian, Kenta Aoyagi, Kenta Yamanaka, Akihiko Chiba
Additive Manufacturing 49 102489-102489 2022/01
Publisher:
Elsevier {BV}
DOI：
10.1016/j.addma.2021.102489
ISSN：
2214-8604
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Effect of multi-stage heat treatment on mechanical properties and microstructure transformation of Ti–48Al–2Cr–2Nb alloy
Seungkyun Yim, Huakang Bian, Kenta Aoyagi, Akihiko Chiba
Materials Science and Engineering: A 816 141321-141321 2021/06
DOI：
10.1016/j.msea.2021.141321
ISSN：
0921-5093
eISSN：
1873-4936
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Sintering behavior, mechanical properties, and biocompatibility of TiO2–Co-calcium phosphates composites prepared by AROS process
Seungkyun Yim, Ilsong Park, Jeshin Park
Materials Chemistry and Physics 252 123255-123255 2020
DOI：
10.1016/j.matchemphys.2020.123255
ISSN：
0254-0584
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Effects of Co content in TiO2–Co composite prepared by alloying–recomposition–oxidation–sintering process on its mechanical properties and microstructure
Seungkyun Yim, Ilsong Park, Jeshin Park
Journal of Composite Materials 002199831984293-002199831984293 2019/10/10
Publisher:
{SAGE} Publications
DOI：
10.1177/0021998319842930
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Sintered TiO 2 powder containing metallic Co binder prepared via mechanical carbonization, and its mechanical properties
Peer-reviewed
Seungkyun Yim
Ceramics International 12 (44) 14044-14052 2018/06/25
DOI：
10.1016/j.ceramint.2018.05.001
ISSN：
0272-8842
https://orcid.org/0000-0001-7577-9926