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Yoon Seok Ko

Korea Institute of Science and Technology (KIST)

14 gil 5 Hwarangno, Seongbuk-gu

Seoul, 02792

Korea, Republic of (South Korea)

  • Korea Institute of Science and Technology (KIST)

SCHOLARLY PAPERS

4

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226

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0

Scholarly Papers (4)

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1.

Application of Various Nitriding Processes to Improve the Electrical Resistance of Al-Added 52100 Bearing Steel

Number of pages: 23 Posted: 19 May 2023
Dong-Jun Choi, Yoon Seok Ko, Jae-Hyeok Shim, Young-Su Lee, Minwoo Kang, Donghwi Kim, Heung Nam Han, Seung-Hyun Hong and Dong-Ik Kim
Seoul National University, Korea Institute of Science and Technology (KIST), Korea Institute of Science and Technology (KIST) - High Temperature Energy Materials Research Center, Korea Institute of Science and Technology (KIST), affiliation not provided to SSRN, affiliation not provided to SSRN, Seoul National University - Research Institute of Advanced Materials, affiliation not provided to SSRN and Korea Institute of Science and Technology (KIST)
Downloads 79 (816,709)

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Nitriding, Bearing steel, Electrical resistivity, Microstructure

2.

Effects of Spatial Uniformity of Continuous and Pulse Laser Irradiation on the Microstructure and Mechanical Properties of Ti-6Al-4V in Powder Bed Fusion

Number of pages: 35 Posted: 08 Feb 2025
Seunghwan Moon, Seungmuk Ji, Yoon Seok Ko, Min-Su Lee, Tae-Sung Jun, Dong-Ik Kim and Jong-Souk Yeo
Yonsei University, Yonsei University, Korea Institute of Science and Technology (KIST), Incheon National University, Incheon National University, Korea Institute of Science and Technology (KIST) and Yonsei University
Downloads 69 (891,180)

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laser beam powder bed fusion, continuous wave, pulse width modulation, volumetric energy density, spatial uniformity

3.

Role of Alloy Grain Boundaries in the High-Temperature Oxidation and Cr Volatilization of 22 Wt.% Cr Ferritic Stainless Steel for Sofc Applications

Number of pages: 64 Posted: 06 Aug 2022
Byung Kyu Kim, Yoon Seok Ko, In-Ho Jung, Heung Nam Han, Kyung-Woo Yi and Dong-Ik Kim
Korea Institute of Science and Technology (KIST), Korea Institute of Science and Technology (KIST), Seoul National University - Department of Materials Science and Engineering, Seoul National University - Research Institute of Advanced Materials, Seoul National University and Korea Institute of Science and Technology (KIST)
Downloads 56 (1,020,567)

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A. Stainless steel, B. SEM, B. TEM, C. Oxidation

4.

Effect of Cu Addition on High-Temperature Oxidation Behavior of 25cr-20ni Austenitic Stainless Steel

Number of pages: 36 Posted: 13 Dec 2024
Gunjick Lee, Heechan Jung, Yoon Seok Ko, Dong-Ik Kim, Seok Su Sohn and Jae-Hyeok Shim
affiliation not provided to SSRN, Korea University, Korea Institute of Science and Technology (KIST), Korea Institute of Science and Technology (KIST), Korea University - Department of Materials Science and Engineering and Korea Institute of Science and Technology (KIST) - High Temperature Energy Materials Research Center
Downloads 22 (1,436,435)

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Austenitic stainless steel, oxidation, transmission Kikuchi diffraction, oxide layer, corundum oxide, spinel oxide