International Journal
2024
[46] H.W. Lee, T.M. Park, H.-J. Kim*, J. Han*, "Correlation between pre-strain and hydrogen embrittlement behavior in medium-Mn steels", J. Mater. Sci. Technol., (2024) in pressed
[45] Y.H. Jo, Y.T. Choi, D.G. Kim, J. Han*, S. Lee*, "Toughness behavior and deformation mechanisms in FCC-based Fe45Co30Cr10V10Ni5-xMnx high-entropy alloys: Insights from instrumented Charpy impact tests", J. Mater. Res. Technol., 30 (2024) 1758
[44] D. Lee, S. Park, C.-H. Lee, H.-U. Hong, J. Oh, T.-Y. So, W.-S. Kim, D. Seo, J. Han, S.-H. Ko*, B. Lee*, "Correlation between microstructure and mechanical properties in additively manufactured Inconel 718 superalloys with low and high electron beam currents", J. Mater. Res. Technol., 28 (2024) 2410
2023
[43] K.-M. Kwon, T.M. Park, J. Han, H.-J. Kim, H. Fujii, S.-J. Lee*, "The effect of friction-stir welding in hydrogen embrittlement of Fe-17Mn alloy", J. Alloys Compd., 967 (2023) 171720
[42] H.J. Im, KH Ryou, T.H. Kang, S. Jimbo, S. Nambu, J. Han, P.-P. Choi*, "Thermally driven changes in the microstructure and mechanical properties of martensitic 15-5 precipitation-hardened stainless steel during directed energy deposition", Addit. Manuf., 74 (2023) 103729
[41] G.S. Jeong, T.M. Park, H.W. Lee, J.W. Bae, J. Han*, "Heterogeneous microstructural design with a bimodal grain size distribution of a multicomponent alloy by reversion from a strain-induced martensite", J. Alloys Compd., 947 (2023) 169646
[40] J. Jung, M. Choi, H. Lee, Y. Song, T. Na, J. Kim, J. Gwon, J. Han, B. Lee*, "Effect of line energy on microstructures and mechanical properties of Co-Cr-Mo alloy single-track fabricated by DED method", J. Alloys Compd., 946 (2023) 169381
2022
[39] J. Han*, "A critical review on medium-Mn steels: Mechanical properties governed by microstructural morphology", Steel Res. Int., 94 (2023) 2200238
[38] H.W. Lee, T.M. Park, N. Seo, S.-J. Lee, C. Lee, J. Han*, "Design of low-Ni martensitic steels with novel cryogenic impact toughness exceeding 190 J", Mater. Sci. Eng. A, 840 (2022) 142959
[37] M.S. Jeong, T.M. Park, D.-I. Kim, H. Fujii, H.J. Im, P.-P. Choi*, S.-J. Lee*, J. Han*, "Improving toughness of medium-Mn steels after friction stir welding through grain morphology tuning", J. Mater. Sci. Technol., 118 (2022) 243
2021
[36] A. Rezaei, A. Kermanpur*, A. Rezaeian, M. Badrossamay, E. Foroozmehr, F. Sadeshi, J. Han, T.M. Park, "Contribution of hot isostatic pressing on densification, microstructure evolution, and mechanical anisotropy of additively manufactured IN718 Ni-based superalloy", Mater. Sci. Eng. A, 823 (2021) 141721
[35] S. Seo, H. Choi, G. Lee, K.-A. Lee, J. Han, M. Jung*, "Effect of cooling rate on microstructure and hardness during solution treatment and aging process of Ti-6Al-4V alloy for aerospace components", J. Mater. Eng. Perform., 30 (2021) 3406
[34] A. Dutta, T.M. Park, J.-H. Nam, S.-I. Lee, B. Hwang, W.S. Choi, S. Sandlöbes, D. Ponge*, J. Han*, "Enhancement of the tensile properties and impact toughness of a medium-Mn steel through the homogeneous microstrain distribution", Mater. Charact., 174 (2021) 110992
[33] T.M. Park, M.S. Jeong, C. Jung, W.S. Choi, P.-P. Choi, J. Han*, "Improved strength of a medium-Mn steel by V addition without sacrificing ductility", Mater. Sci. Eng. A, 802 (2021) 140681
[32] M.S. Jeong, T.M. Park, S. Choi, S.-J. Lee, J. Han*, "Recovering the ductility of medium-Mn steel by restoring the original
microstructure", Scripta Mater., 190 (2021) 16
2020
[31] G. Choi, W.S. Choi, J. Han, P.-P. Choi*, "Additive manufacturing of titanium-base alloys with equiaxed microstructures using powder blends", Addit. Manuf., 36 (2020) 101467
[30] T.M. Park, H.-J. Kim, H.Y. Um, N.H. Goo, J. Han*, "The possibility of enhanced hydrogen embrittlement resistance of medium-Mn steels by addition of micro-alloying elements", Mater. Charact, 165 (2020) 110386
[29] M. Bakhtiari, A. Kermanpur*, J. Han, A. Najafizadeh, "Effect of intercritical annealing on microstructure and tensile properties of an ultrafine‐grained dual‐phase low alloy steel containing titanium", Steel Res. Int., 91 (2020) 2000118
[28] A Rezaei, A. Rezaeian, A. Kermanpur*, M. Badrossamay, E. Foroozmehr, M. Marashi, A. Foroozmehr, J. Han, "Microstructural and mechanical anisotropy of selective laser melted IN718 superalloy at room and high temperatures using small punch test", Mater. Charact, 162 (2020) 110200
[27] J.-H. Nam, J. Han, Y.-K. Lee*, "The effects of process temperatures on the microstructure and tensile properties of warm-stamped Nb-bearing medium-Mn steel", Metall. Mater. Trans. A, 51 (2020) 1098
2019
[26] T. M. Park, M.T. Kim, K.-H. Baik, M. Koyama, J. Han*, "Enhancement of hydrogen embrittlement resistance of Fe-Mn-C twinning-induced plasticity steel by partial recrystallization technique", Mater. Charact. 151 (2019) 221
[25] M.T. Kim, T. M. Park, K.-H. Baik, W.S. Choi, J. Han*, "Effects of cold rolling reduction ratio on microstructures and tensile properties of intercritically annealed medium-Mn steels", Mater. Sci. Eng. A, 752 (2019) 43
[24] J.T. Benzing*, A. Kwiatkowski da Silva, L. Morsdorf, J. Bentley, D. Ponge, A. Dutta, J. Han, J.R. McBride, B. Van Leer, B. Gault, D. Raabe, J.E. Wittig, "Multi-scale characterization of austenite reversion and martensite recovery in a cold-rolled medium-Mn steel", Acta Mater., 166 (2019) 512
[23] S.-J. Lee*, T.M. Park, J.-H. Nam, W.S. Choi, Y. Sun, H. Fujii, J. Han*, "The unexpected stress-strain response of medium Mn steel after friction stir welding", Mater. Sci. Eng. A, 744 (2019) 340
[22] S.-I. Lee, S.-Y. Lee, J. Han, B. Hwang*, "Deformation behavior and tensile properties of an austenitic Fe-24Mn-4Cr-0.5C high-manganese steel: Effect of grain size", Mater. Sci. Eng. A, 742 (2019) 334
[21] M.T. Kim, T.M. Park, K.-H. Baik, W.S. Choi, P.-P. Choi, J. Han*, "Crucial microstructural feature to determine the impact toughness of intercritically annealed medium-Mn steel with triplex-phase microstructure", Acta Mater., 164 (2019) 122
2018
[20] J.T. Benzing, J. Bentley, A.K. da Silva, L. Morsdorf, J.R. McBride, D. Ponge, B. Gault, J. Han, D. Raabe, J.E. Wittig, "Reversion to ultrafine-grained austenite in a medium-Mn AHSS", Microsc. Microanal., 24 (2018) 2228
2017
[19] J.T. Benzing, J. Bentley, J.R. McBride, D. Ponge, J. Han, D. Raabe, J.E. Wittig, "Characterization of partitioning in a medium-Mn third-generation AHSS", Microsc. Microanal., 23 (2017) 402
[18] J. Han, S.-H. Kang, S.-J. Lee, M. Kawasaki, H.-J. Lee, D. Ponge, D. Raabe, Y.-K. Lee*, "Superplasticity in a lean Fe-Mn-Al steel", Nature Comm., 8 (2017) 751
[17] S.-J. Lee, J. Han, S. Lee, S.-H. Kang, S.-M. Lee, Y.-K. Lee*, "Design for Fe-high Mn alloy with an improved combination of strength and ductility", Sci. Rep. (2017) 7:3573
[16] J.Han, A.K. da Silva, D. Ponge*, D. Raabe, S.-M. Lee, Y.-K. Lee**, S.-I. Lee, B. Hwang, "The effects of prior austenite grain boundaries and microstructural morphology on the impact toughness of intercritically annealed medium Mn steel", Acta Mater., 122 (2017) 199
2016
[15] H.-H. Jeon, S.-M. Lee, J. Han, I.-J. Park, Y.-K. Lee*, "The effect of Zn coating layers on the hydrogen embrittlement of hot-dip galvanized twinning-induced plasticity steel", Corros. Sci. 111 (2016) 267
[14] J.-B. Park, J. Han, S.-J. Lee, K. Yi, C. Kwon, Y.-K. Lee*, "Inhomogeneity of microstructure and damping capacity of a FC25 disc-brake rotor and their interrelationship" Metall. Mater. Trans. A, 47A (2016) 3933
[13] J. Hwang, J. Han, Y.-K. Lee*, "The cause of premature tensile fracture of gas-nitrocarburized steel", Metall. Mater. Trans. A, 47A (2016) 3912
[12] J. Han, S.-H. Kang, S.-J. Lee, Y.-K. Lee*, ""Fabrication of bimodal-grained Al-free medium Mn steel by double intercritical annealing and its tensile properties", J. Alloy. Compd., 681 (2016) 580
[11] J. Han, J.-H. Nam, Y.-K. Lee*, "The mechanism of hydrogen embrittlement in intercritically annealed medium Mn TRIP steel", Acta Mater., 113 (2016) 1
[10] Y.-K. Lee*, S.-J. Lee, J. Han, "Critical assessment: Stacking fault energies of austenitic steels", Mater. Sci. Tech., 32 (2016) 1
2015
[9] A. Kermanpur*, P. Behjati, J. Han, A. Najafizadeh, Y.-K. Lee, "A microstructural investigation on deformation mechanisms of Fe-18Cr-12Mn-0.05C metastable austenitic steels containing different amounts of nitrogen", Mater. Design, 82 (2015) 273
[8] J. Han, S.-J. Lee, C.-Y. Lee, S. Lee, S. Y. Jo, Y.-K. Lee*, "The size effect of initial martensite constituents on the microstructure and tensile properties of intercritically annealed Fe–9Mn–0.05C steel", Mater. Sci. Eng. A, 633 (2015) 9
[7] Y.-K. Lee*, J. Han, "Current opinion in medium manganese steel", Mater. Sci. Tech., 31 (2015) 843
[6] S. Y. Jo, J. Han, J.-H. Kang, S. Kang, S. Lee, Y.-K. Lee*, "Relationship between grain size and ductile-to-brittle transition at room temperature in Fe–18Mn–0.6C–1.5Si twinning-induced plasticity steel", J. Alloy. Compd., 627 (2015) 374
[5] C.-Y. Lee, J. Jung, J. Han, S.-J. Lee, S. Lee, Y.-K. Lee*, "Coupled strengthening in a medium manganese lightweight steel with an inhomogeneously grained structure of austenite", Acta Mater., 84 (2015) 1
2014
[4] J. Han, S.-J. Lee, J.-G. Jung, Y.-K. Lee*, "The effects of the initial martensite microstructure on the microstructure and tensile properties of intercritically annealed Fe–9Mn–0.05C steel", Acta Mater., 78 (2014) 369
[3] S.-J. Lee, J. Han, C.-Y. Lee, I.-J. Park, Y.-K. Lee*, "Elastic strain energy induced by epsilon martensitic transformation and its contribution to the stacking-fault energy of austenite in Fe–15Mn–xC alloys", J. Alloy. Compd., 617 (2014) 588
[2] J. Han, Y.-K. Lee, "The effects of the heating rate on the reverse transformation mechanism and the phase stability of reverted austenite in medium Mn steels", Acta Mater., 67 (2014) 354
[1] W. J. Choi, Y. J. Chung, Y. H. Kim, J. Han, Y.-K. Lee, K.-j. Kong, H. Chang, Y. K. Lee, B. G. Kim, J.-O. Lee*, "Drawing circuits with carbon nanotubes: Scratch-induced graphoepitaxial growth of carbon nanotubes on amorphous silicon oxide substrates", Sci. Rep., (2014) 4:5289
Patents
[9] 템퍼링 이후 온간압연을 통한 나노 샌드위치 미세조직 구현으로 손상 내성 강화 특성을 나타내는 중망간강과 그 제조방법, Korea/10-2023-0033770 (application)
[8] 성형 후 초기 미세조직 복원을 통한 연성 회복능을 가진 중망간강의 제조방법, Korea/102422302 (registration)
[7] 온간성형용 고강도 중망간강과 그 제조방법, PCT/KR2017/015341 (application)
[6] 具备超塑性的中锰钢及其制造方法, CN/2017122700158170 (application)
[5] Medium Manganese Steel Having Super Plasticity and Manufacturing for The Same, US/15854063 (application)
[4] 상온 성형성이 우수한 고강도 티타늄 합금 및 그 제조방법, Korea/101967910 (registration)
[3] 초소성을 갖는 중망간강과 그 제조 방법, Korea/101985777 (registration)
[2] 온간성형용 고강도 중망간강 성형부재와 그 제조방법, Korea/102030815 (registration)
[1] 고강도 및 고연성 강판 및 그 제조방법, Korea/101598499 (registration)
Domestic Journal
2015
[1] K.-H. Lee, J. Han, G.-S. Kim, S.-D. Yun, Y.-K. Lee*, "Computational simulation of carburizing and quenching processes of a low alloy steel gear", J. of the Kor. Soc. For Heat Treat., 28 (2015) 300