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LEE, SUNG HAK(이성학)

Department: Dept of Materials Science & Engineering(신소재공학과)

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Subject : MICROSTRUCTURE Subject : MECHANICAL-PROPERTIES

Article

Ultrasonic nanocrystal surface modification for strength improvement and suppression of hydrogen permeation in multi-layered steelSCIESCOPUS

JOURNAL OF ALLOYS AND COMPOUNDS, vol. 885, 2021-12

Article

Strength-ductility enhancement in multi-layered sheet with high-entropy alloy and high-Mn twinning-induced plasticity steelSCIESCOPUS

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, vol. 822, 2021-08

Article

Effects of Nb or (Nb plus Mo) alloying on Charpy impact, bending, and delayed fracture properties in 1.9-GPa-grade press hardening steelsSCIESCOPUS

MATERIALS CHARACTERIZATION, vol. 176, 2021-06

Article

Suppression of adiabatic shear band formation by martensitic transformation of retained austenite during split Hopkinson pressure bar test for a high-strength bainitic steelSCIESCOPUS

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, vol. 814, 2021-05

Article

Cryogenic-temperature fracture toughness analysis of non-equi-atomic V10Cr10Fe45Co20Ni15 high-entropy alloySCIESCOPUS

JOURNAL OF ALLOYS AND COMPOUNDS, vol. 809, 2019-11

Article

Ultrastrong duplex high-entropy alloy with 2 GPa cryogenic strength enabled by an accelerated martensitic transformationSCIESCOPUS

SCRIPTA MATERIALIA, vol. 171, page. 67 - 72, 2019-10

Article

Excellent combination of cryogenic-temperature strength and ductility of high-entropy-alloy-cored multi-layered sheetSCIESCOPUS

Journal of Alloys and Compounds, vol. 797, no. 15, page. 465 - 470, 2019-08

Article

Utilization of brittle sigma phase for strengthening and strain hardening in ductile VCrFeNi high-entropy alloySCIESCOPUS

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, vol. 743, page. 665 - 674, 2019-01

Article

FCC to BCC transformation-induced plasticity based on thermodynamic phase stability in novel V10Cr10Fe45CoxNi35-x medium-entropy alloysSCIESCOPUS

Scientific Reports, vol. 9, no. 1, page. 2948, 2019-01

Article

Effect of secondary phase particles on the tensile behavior of Mg-Zn-Ca alloySCIESCOPUS

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, vol. 735, page. 288 - 294, 2018-09

Article

Role of brittle sigma phase in cryogenic-temperature-strength improvement of non-equi-atomic Fe-rich VCrMnFeCoNi high entropy alloysSCIESCOPUS

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, vol. 724, page. 403 - 410, 2018-05

Article

Understanding the physical metallurgy of the CoCrFeMnNi high-entropy alloy: an atomistic simulation studySCIESCOPUS

npj Computational Materials, vol. 4, no. 1, page. 1 - 9, 2018-01

Article

Deep drawing behavior of twinning-induced plasticity-cored three-layer steel sheetSCIESCOPUS

INTERNATIONAL JOURNAL OF MATERIAL FORMING, vol. 11, no. 1, page. 11 - 18, 2017-12

Article

Effects of untransformed ferrite on Charpy impact toughness in 1.8-GPa-grade hot-press-forming steel sheetsSCIESCOPUS

MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, vol. 707, page. 65 - 72, 2017-11

Article

Design of new face-centered cubic high entropy alloys by thermodynamic calculationSCIESCOPUSKCI

METALS AND MATERIALS INTERNATIONAL, vol. 23, no. 5, page. 839 - 847, 2017-09

Article

Novel twin-roll-cast Ti/Al clad sheets with excellent tensile propertiesSCIESCOPUS

Scientific Reports, vol. 7, 2017-08

Article

Effects of Ni and Mn addition on critical crack tip opening displacement (CTOD) of weld-simulated heat-affected zones of three high-strength low-alloy (HSLA) steelsSCIESCOPUS

Materials Science and Engineering A, vol. 697, page. 55 - 65, 2017-06

Article

Cryogenic strength improvement by utilizing room-temperature deformation twinning in a partially recrystallized VCrMnFeCoNi high-entropy alloySCIESCOPUS

Nature Communications, vol. 8, 2017-06

Article

Effects of coiling temperature and pipe-forming strain on yield strength variation after ERW pipe forming of API X70 and X80 linepipe steelsSCIESCOPUS

Metallurgical and Materials Transactions A, vol. 682, page. 304 - 311, 2017-01

Article

Effects of Cr and Nb addition on high-temperature tensile properties in austenitic cast steels used for turbo-charger applicationSCIESCOPUS

Materials Science and Engineering A, vol. 677, page. 316 - 324, 2016-11-20

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