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LEE, SUNG HAK (이성학)

Dept of Materials Science & Engineering(신소재공학과)

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BEHAVIOR:80||MICROSTRUCTURE:70||MECHANICALPROPERTIES:55||DEFORMATION:34||STEEL:27||ALLOY:22||TEMPERATURE:21||MICROSTRUCTURES:21||PHASE:20||TOUGHNESS:20||COMPOSITES:20||METALLICGLASS:18||ACICULAR FERRITE:18||DEFORMATIONBEHAVIOR:18||surface composite:17||highenergy electron beam irradiation:16||PLASTICITY:16||LOWCARBON:15||TRANSFORMATION:15||BULK METALLICGLASS:15||CARBON STEELS:15||wear resistance:14||MORPHOLOGY:13||STACKINGFAULT ENERGY:13||ALLOYS:13||amorphous alloy:13||fracture toughness:13||MATRIX COMPOSITES:12||TENSILE PROPERTIES:11||PLASTICDEFORMATION:11||FRACTURE:10||API X80 linepipe steel:10||STRENGTH:10||composite:10||dynamic torsional test:10||EXTRUSION:9||WEARRESISTANCE:9||FLOW:9||SUPERCOOLED LIQUID:9||GRAINSIZE:9||DUCTILITY:9||RESISTANCE:8||TITANIUM:8||STRAIN:8||AUSTENITE:8||STRAINRATE:8||hardness:8||FRACTURETOUGHNESS:8||IMPROVEMENT:8||Ti6Al4V alloy:8||BULK METALLIC GLASSES:8||TRIP/TWIP STEELS:8||RETAINED AUSTENITE:7||adiabatic shear band:7||COATINGS:7||surface alloyed material:7||ADIABATIC SHEAR BANDS:7||highenergy electron beam:7||NUCLEATION:7||mechanical properties:7||liquid pressing process:7||ALUMINUM:7||MICROSTRUCTURAL EVOLUTION:7||TiC:6||metals:6||TITANIUMALLOYS:6||effective grain size:6||rolling:6||EVOLUTION:6||Tensile properties:6||MARTENSITICTRANSFORMATION:6||bulk amorphous alloy:6||Fracture toughness:6||crystalline phase particle:6||TI6AL4V ALLOY:6||shear band:6||high speed steel roll:6||COPPER:6||SEVERE PLASTICDEFORMATION:5||STRESS:5||ZR41.2TI13.8CU12.5NI10.0BE22.5:5||highenergy electronbeam irradiation:5||hot rolling:5||STEELS:5||plain carbon steel:5||Amorphous alloy:5||STAINLESSSTEEL:5||Composite:5||SYSTEM:5||sintering:5||MECHANISMS:5||EMBRITTLEMENT:5||CRACKGROWTH:5||GRAINREFINEMENT:5||Microstructure:5||Strain hardening:5||atmospheric plasma spraying:5||Heat affected zone:4||NANOCRYSTALLINE POWDERS:4||TORSIONAL DEFORMATION:4||PHASES:4||Highpressure torsion:4||WEAR:4||retained austenite:4||surface alloying:4||crystallization:4||vanadium carbide:4||PRINCIPLES:4||fracture:4||tungsten heavy alloy:4||microstructure:4||PREDICTION:4||HARDNESS:4||METALS:4||plasma spray coating:4||HIGHPRESSURE TORSION:4||FINITEELEMENTANALYSIS:4||TRIP STEELS:4||ZR:4||hightemperature hardness:4||CARBON:4||highcycle fatigue:4||DISPERSIONS:4||COOLING RATE:4||DUALPHASE STEELS:4||sticking:4||equal channel angular pressing (ECAP):4||impact test:4||metamorphic alloy:4||Ti6A14V:4||Severe plastic deformation:4||CLEAVAGE FRACTURE:4||SHEET:4||Amorphous matrix composite:4||AMORPHOUS ALLOY:4||FRICTION:4||Highstrength bainitic steel:4||EQUATION:4||IRON:4||corrosion resistance:4||AMORPHOUSALLOYS:4||surface roughness:3||strain rate:3||metamorphic powder:3||tempering:3||ELASTOSTATIC STRESS:3||KINETICS:3||DUALPHASE STEEL:3||equiaxed microstructure:3||elasticplastic cleavage fracture toughness:3||SCATTER:3||VANADIUM CARBIDE:3||DESIGN:3||heat affected zone:3||Image analysis:3||casting:3||PROPERTY:3||electron beam:3||SOLIDIFICATION:3||glass transition temperature:3||RCURVE BEHAVIOR:3||API X70 pipeline steel:3||HIGHPRESSURE:3||NB:3||annealing:3||SHEETS:3||Twin:3||TI6AL4V:3||SHEAR:3||spark plasma sintering:3||TENSILE DEFORMATION:3||TENSILE DUCTILITY:3||SEGREGATION:3||Ductility:3||ADDITIONS:3||dynamic deformation:3||SUPERCOOLED LIQUID REGION:3||ferritic stainless steel:3||AUTOMOTIVE INDUSTRY:3||tensile test:3||INSITU:3||TRIP:3||TEMPERATURES:3||GLASS:3||charpy impact properties:3||GLASSFORMING ABILITY:3||DIGITAL IMAGE CORRELATION:3||Martensite:3||MARTENSITE:3||Dendrite:3||TWIP steel:3||space frame:3||eutectic silicon particle:3||consolidation:3||boride:3||FRACTURE PROPERTIES:3||Rcurve:3||TUNGSTEN:3||tensile properties:3||charpy impact test:3||flux:3||stainless steel:3||SHEAR BAND FORMATION:3||Zrbased amorphous alloy:3||CERAMICS:3||Plasticity:3||AUSTENITIC STEEL:3||Bainite:3||DEPENDENCE:3||Complex oxides:3||SHEAR BANDS:2||HYDROSTATICPRESSURE:2||Torsion:2||ARB PROCESS:2||Duplex lightweight steel:2||MICROALLOYED STEELS:2||DEGRADATION:2||Dynamic deformation:2||Thermomechanical processing:2||Hardening:2||BACKPRESSURE:2||CRYSTALLIZATION:2||Cup forming test:2||DELAYED FRACTURE:2||METAL:2||molybdenum blend coating:2||ALUMINUM BRONZE:2||THERMALEXPANSION:2||powder metallurgy:2||microfracture mechanism:2||gray cast iron:2||eutectic Si particle:2||MG:2||MGAL2O4 SPINEL:2||STABILITY:2||PIPELINE STEELS:2||Continuous fiber:2||scanning electron microscopy (SEM):2||ductility:2||MARTENSITE MORPHOLOGY:2||complex oxides:2||CNT COMPOSITES:2||grain refinement:2||CRACK INITIATION:2||energy transition temperature:2||LIQUID:2||bulk metallic glass alloy:2||Al2O3ZrO2 oxide:2||stainless steel blend coating:2||martensite volume fraction:2||hightoughness pipeline steel:2||welding pores:2||TITANIUMALLOY:2||TRANSITIONS:2||INITIATION:2||Steel:2||Twinning induced plasticity steels:2||INDUCED NANOCRYSTALLIZATION:2||Surfaces and Interfaces:2||C STEEL:2||Ultrafine grained microstructure:2||HYDROGEN EMBRITTLEMENT:2||DEFORMATION TWINS:2||Delayed fracture:2||REACTION LAYERS:2||PERFORMANCE:2||SILICON:2||CORROSION:2||AL:2||grain size:2||kappacarbide:2||DUCTILE:2||surface hardening:2||crack deflection:2||nanopowder:2||Al2O3TiO2 oxide:2||LOCALIZATION:2||step quenching:2||Deformation:2||Bonding strength:2||Sheet forming:2||HOMOGENEITY:2||PRESSURE:2||DAMAGE:2||PHASE DENDRITE DISPERSIONS:2||INDUCED MARTENSITICTRANSFORMATION:2||C ALLOYS:2||Bulk metallic glass:2||stability:2||SLIDING WEAR:2||Widmanstatten microstructure:2||ASTM E1921 standard test method:2||Mossbauer spectroscopy:2||superplasticity:2||thermomechanical processing:2||colony boundary:2||bainitic steels:2||strength:2||PURE ALUMINUM:2||POLYMER:2||API X70 linepipe steel:2||API 5L3 specification:2||TRANSITIONTEMPERATURE REGION:2||pore:2||LAYERS:2||Manganese:2||entropy:2||FRACTURE MECHANISMS:2||Characterization and Evaluation of Materials:2||NANOCRYSTALLINE MATERIALS:2||Twinning induced plasticity (TWIP):2||Tension test:2||SHEARBAND FORMATION:2||Grain boundary segregation:2||Charpy impact energy:2||304L STAINLESSSTEEL:2||ALUMINUMALLOY:2||cold working:2||Twist extrusion:2||scanning electron microscopy:2||oxide:2||MODEL:2||fracture behavior:2||IRONALLOYS:2||high strain rate:2||Febased metamorphic powder:2||toughness impact test heat affected zone:2||Mechanical properties:2||plastic deformation mechanisms:2||Liquid pressing process:2||FABRICATION:2||SINTERING TEMPERATURE:2||NANOCOMPOSITES:2||thermal simulation:2||PIPELINES:2||AISI 4340 STEEL:2||BOUNDARIES:2||strip casting:2||spray distance:2||inverse fracture:2||dendrite:2||BARRIER COATINGS:2||INTERMETALLIC COMPOSITES:2||abnormal fracture appearance:2||HIPping:2||A356 aluminum alloy:2||MICROSTRUCTURAL MODIFICATION:2||Nanotechnology:2||Circumferential shear strain:2||RESIDUALSTRESSES:2||Glasses, metallic:2||Mechanical properties at ambient temperature:2||Hot rolling:2||PIPE:2||Simple shear:2||CHANNEL:2||RECRYSTALLIZATION:2||toughness:2||WELD:2||SiC:2||MILL:2||A356 Al alloy:2||continuous recrystallization:2||rapid solidification:2||equalchannel angular pressing:2||POWDERS:2||metals welding:2||DWTT:2||Metals:2||Scanning electron microscopy (SEM):2||API X80 pipeline steel:2||composites:2||infiltration:2||LIQUID PRESSING PROCESS:2||bulk amorphous matrix composite:2||CVD:2||martensitic transformation:2||dilatometer:2||MICROSTRUCTURAL DEVELOPMENT:2||Rcurve analysis:2||CPSP:2||ALUMINA:2||DYNAMIC RECRYSTALLIZATION:2||dual phase steel:2||thermal barrier coating:2||WELDS:2||CRACKGROWTHBEHAVIOR:2||Twinninginduced plasticities:2||tensile strength:2||Structural Materials:2||Transformation induced plasticity (TRIP):2||Severe plastic deformation (SPD):2||IMPACT TOUGHNESS:2||Layered structures:2||JOINTS:2||Deformation band:2||Boron:2||CRITICAL TIME:2||Mechanical testing:2||Plastic deformation mechanisms:2||Carbon equivalent:2||formability:2||dynamic deformation behavior:2||impact absorption energy:2||lamellar microstructure:2||DEPOSITION:2||TRIBOLOGICAL PROPERTIES:2||Rolling:2||twinroll strip casting:2||GROWTH:2||ductile crystalline particle:2||multiple shear band:2||powderinjection molding:2||Al2O3TiO2 nanopowder:2||SURFACE:2||ABRASIVE WEAR:2||ultrafinegrained lowcarbon steel:2||TRANSMISSION ELECTRONMICROSCOPY:2||HIGHSTRAIN:2||dropweight tear test (DWTT):2||acicular ferrite:2||ANNEALED TI6AL4V:2||primary TiB:2||fatigue crack growth:2||VARIABLES:2||electron beam irradiation:2||secondary hardening:2||alloy:2||Metallic Materials:2||LOWDENSITY:2||CU:2||MILDSTEEL:2||Interfaces:2||Shear band:2||GRAINBOUNDARY SEGREGATION:2||FEB ALLOYS:2||Electron microscopy:2||FERRITE:2||HIGHSPEED STEEL:2||Finite element method:2||Straininduced phase transformation:2||MICROSCOPY:2||Martensitic transformation:2||alpha(2)Ti3Al precipitate:2||HIGHSTRAIN RATES:2||ADIABATIC SHEAR:2||TiB2/steel surfacealloyed material:2||dynamic compression Kolsky bar:2||alpha/beta interface:2||IMPLANTATION:2||SUS316L stainless steel:2||PIPELINE STEEL:2||CONDUCTIVITY:2||PURIFICATION:2||aluminum alloy:2||powder injection molding:2||CRACKPROPAGATION:2||crystalline particle:2||ALUMINUMLITHIUM ALLOYS:2||Charpy Vnotch impact test:2||ALUMINATITANIA COATINGS:2||FERROUS COATINGS:2||titanium castings:2||Tensile strength:2||Cracks:2||Thin Films:2||COMPOSITE:2||Finiteelement analysis:2||Annealing:2||THERMALSTABILITY:2||Finite element analysis:2||PURE COPPER:2||Effective dendrite size:2||Phosphorus:2||TEMPERED MARTENSITE EMBRITTLEMENT:2||bauschinger effect:2||Bauschinger effect:2||Cooling rate:2||ALLOYING ELEMENTS:2||Backward pressure:2||Charpy impact properties:2||oxides:2||welding:2||tungsten particle:2||SULFUR:2||microfracture process:2||aluminumlithium alloys:2||CERAMIC MATERIALS:2||PROPAGATION:2||HOTWORKING:2||LOWCARBON STEEL:2||carbide:2||CARBONFILMS:2||DYNAMIC TORSIONAL DEFORMATION:2||MICROSTRUCTURAL CHARACTERISTICS:2||BORON:2||ELECTRONBEAM IRRADIATION:2||drop weight tear test:2||bulk metallic glass:2||CASTING METHOD:2||ferrite grain size:2||FAILURE:2||EB weld:2||TIG weld:2||investment casting:2||PRINCIPAL ELEMENTS:2||LOWDENSITY STEEL:2||

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