Ho Yong Um
Ho Yong Um
Senior Research Engineer, Hyundai Steel
hyundai-steel.com의 이메일 확인됨
Exceptional phase-transformation strengthening of ferrous medium-entropy alloys at cryogenic temperatures
JW Bae, JB Seol, J Moon, SS Sohn, MJ Jang, HY Um, BJ Lee, HS Kim
Acta Materialia 161, 388-399, 2018
Large deformation behavior of twin-induced plasticity steels under high-pressure torsion
BH Park, HY Um, JG Kim, HY Jeong, S Lee, HS Kim
Metals and Materials International 22 (6), 1003-1008, 2016
Microstructure evolution and mechanical properties of pure aluminum deformed by equal channel angular pressing and direct extrusion in one step through an integrated die
MI Abd El Aal, HY Um, EY Yoon, HS Kim
Materials Science and Engineering: A 625, 252-263, 2015
Hollow cone high-pressure torsion: Microstructure and tensile strength by unique severe plastic deformation
HY Um, EY Yoon, DJ Lee, CS Lee, LJ Park, S Lee, HS Kim
Scripta Materialia 71, 41-44, 2014
The possibility of enhanced hydrogen embrittlement resistance of medium-Mn steels by addition of micro-alloying elements
TM Park, HJ Kim, HY Um, NH Goo, J Han
Materials Characterization 165, 110386, 2020
Influence of high-pressure torsion and hot rolling on the microstructure and mechanical properties of aluminum–fullerene composites
A Roh, HY Um, D Kim, S Nam, HS Kim, H Choi
Journal of Materials Science 52 (20), 11988-12000, 2017
Mechanical and biological behavior of ultrafine-grained Ti alloy aneurysm clip processed using high-pressure torsion
HY Um, BH Park, DH Ahn, MIA El Aal, J Park, HS Kim
Journal of the mechanical behavior of biomedical materials 68, 203-209, 2017
Circumferential shear strain in torsion-based severe plastic deformation
HY Um, HJ Jeong, HY Kim, LJ Park, S Lee, HS Kim
Scripta Materialia 82, 41-44, 2014
Quantitative study on yield point phenomenon of low carbon steels processed by compact endless casting and rolling
JG Kim, HY Um, JY Kang, HJ Jeong, KH Choi, SH Lee, SY Kim, JS Chung, ...
Materials Science and Engineering: A 734, 408-415, 2018
Finite Element and Experimental Analyses on the Formability of Steel Sheets Produced by Compact Endless Cast and Rolling
JW Bae, HY Um, SH Lee, BJ Min, SY Kim, JS Chung, KS Park, MH Seo, ...
Metallurgical and Materials Transactions A 48 (3), 1021-1032, 2017
Effect of Homogenization Treatment on the Microstructure and Mechanical Property Evolutions of As-Cast Al–Cu Alloy during High-Pressure Torsion
MI Abd El Aal, HY Um, KH Choi, HS Kim
Materials Transactions 55 (9), 1405-1413, 2014
Torsional extreme-plastic processing method of conic metal pipe
HS Kim, HY Um, EY Yoon, D Lee, S Lee
US Patent 9,447,487, 2016
Torsional severe plastic deformation method for metal bar, employing surface polishing to improve mechanical properties of metal bar
HS Kim, JH Moon, HY Um, J YOON, B Seung-Mi
US Patent App. 16/495,394, 2020
Localized torsional severe plastic deformation method for conical tube metals
S Lee, SH Yang, P Lee-Ju, KIM Hak-Jun, HS Kim, LEE See-Am, HY Um
US Patent 10,661,335, 2020
HC-HPT 및 CEM 공정으로 제작된 금속 소재의 기계적 성질 분석
포항공과대학교, 2017
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