Partially-recrystallized ferrite grains and multiple plasticity enhancing mechanisms in a medium Mn steel

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J.K. Kim*, J.H. Kim, D.W. Suh 

Materials Characterization 155 (2019) 109812. ​

Effect of prior austenite grain size on hole expansion ratio of quenching and partitioning processed medium-Mn steel

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J.H. Kim, S.W. Lee, K. Lee, J.K. Kim, D.W. Suh

JOM 71 (2019) 1366-1374.

Constituent-Specific Properties in Quenching and Partitioning (Q&P) Processed Steel

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E.J. Seo, L. Cho, J.K. Kim, J. Mola, L. Zhao, B.C. De Cooman

Materials Science and Engineering A 740-741 (2019) 439-444. 

Constitutive modeling of the stacking fault energy-dependent deformation behavior of Fe-Mn-C-(Al) TWIP steels

J.K. Kim*, Y. Estrin, B.C. De Cooman

Metallurgical and Materials Transactions A 49 (2018) 49, 12, 5919-5924.

Solidification microsegregation and hot ductility of Fe-Mn-C-Al-xNb TWIP steels

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M.H. Kwon, J.K. Kim*, J. Bian, H. Mohrbacher, T. Song, S.K. Kim, B.C. De Cooman

Metallurgical and Materials Transactions A 49 (2018) 5509-5523. 

Compositional evolution of long-period stacking ordered structures in magnesium studied by atom probe tomography

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J.K. Kim*, W. Guo, P.P. Choi, D. Raabe

Scripta Materialia 156 (2018) 55-59. 

Influence of initial microstructures on intercritical annealing behaviour in a medium Mn steel

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Y.H. Choi, J.H. Ryu, S.W. Lee, K. Lee, B.J. Lee, J.K. Kim, J.S. Lee, D.W. Suh

Materials Science and Technology (2018) Published online.

Partially-recrystallized, Nb-alloyed TWIP steels with a superior strength-ductility balance

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H. Gwon, J.K. Kim*, B. Jian, H. Mohrbacher, T. Song, S.K. Kim, B.C. De Cooman

Materials Science and Engineering A 711 (2018) 130-139. 

On the deformation twinning mechanisms in twinning-induced plasticity steel

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J.K. Kim*, M.H. Kwon, B.C. De Cooman

Acta Materialia 141 (2017) 444-455. 

Data related to dislocation density-based constitutive modeling of the tensile behavior of lath martensitic press hardening steel

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K.R. Jo, E.J. Seo, D.H. Sulistiyo, J.K. Kim*, S.W. Kim, B.C. De Cooman

Data in Brief 15 (2017) 240-243. 

Microstructures and mechanical properties of Ti and Mo micro-alloyed medium Mn steel

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D. Lee, S J.K. Kim*, S.Lee, K. Lee, B.C. De Cooman 

Materials Science and Engineering A 706 (2017) 1-14. 

On the plasticity mechanisms of lath martensitic steel

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K.R. Jo, E.J. Seo, D.H. Sulistiyo, J.K. Kim*, S.W. Kim, B.C. De Cooman

Materials Science and Engineering A 704 (2017) 252-261.

Diffusional-displacive transformation enables formation of long-period stacking order in magnesium

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J.K. Kim*, L. Jin, S. Sandlöbes, D. Raabe

Scientific Reports 7(1) (2017) 4046.

Micro-plasticity of medium Mn austenitic steel: Perfect dislocation plasticity and deformation twinning

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E.J. Seo, J.K. Kim, L. Cho, J. Mola, C.Y. Oh, B.C. De Cooman 

Acta Materialia 135 (2017) 112-123.

The effect of vanadium micro-alloying on the microstructure and the tensile behavior of TWIP steel

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H. Gwon, J.K. Kim*, S. Shin, L. Cho, B.C. De Cooman

Materials Science and Engineering A 696 (2017) 416-428. 

Observation of dislocations with a Burgers vector containing a <c> component in martensitic hcp ε Fe-17%Mn

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J.K. Kim*, B.C. De Cooman 

Scripta Materialia 128 (2017) 78-82. 

Stacking fault energy and deformation mechanisms in Fe-xMn-0.6 C-yAl TWIP steel

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J.K. Kim*, B.C. De Cooman 

Materials Science and Engineering A 676 (2016) 216-231. 

The role of metastable LPSO building block clusters in phase transformation mechanisms of an Mg-Y-Zn alloy

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J.K. Kim*, W.S. Ko, S. Sandlöbes, M. Heidelmann, B. Grabowski, D. Raabe

Acta Materialia 112 (2016) 171-183. 

On the room temperature deformation mechanisms of a Mg–Y–Zn alloy with long-period-stacking-ordered structures

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J.K. Kim, S. Sandlöbes, D. Raabe

Acta Materialia 82 (2015) 414-423. 

Application of a dislocation density-based constitutive model to Al-alloyed TWIP steel

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J. Kim, Y. Estrin, B.C. De Cooman

Metallurgical and Materials Transactions A 44 (2013) 4168-4182.

α′-Martensite formation in deep-drawn Mn-based TWIP steel

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R.T. Van Tol, J.K. Kim, L. Zhao, J. Sietsma, B.C. De Cooman

Journal of Materials Science 47 (2012) 4845-4850.

Heterogeneous deformation in twinning-induced plasticity steel

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B.C. De Cooman, J. Kim, S. Lee

Scripta Materialia 66 (2012) 986-991.

Constitutive modeling of the tensile behavior of Al-TWIP steel

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J. Kim, Y. Estrin, H. Beladi, I. Timokhina, K.G. Chin, S.K. Kim, B.C. De Cooman

Metallurgical and Materials Transactions A 43 (2012) 479-490.

Orientation dependence of twinning and strain hardening behaviour of a high manganese twinning induced plasticity steel with polycrystalline structure

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H. Beladi, I.B. Timokhina, Y. Estrin, J. Kim, B.C. De Cooman, S.K. Kim

Acta materialia 59 (2011) 7787-7799.

Effect of Cu addition on the mechanical behavior of austenitic twinning-induced plasticity steel

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S. Lee, J. Kim, S.J. Lee, B.C. De Cooman

Scripta Materialia 65 (2011), 1073-1076

On the origin of dynamic strain aging in twinning-induced plasticity steels

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S.J. Lee, J. Kim, S.N. Kane, B.C. De Cooman

Acta Materialia 59 (2011), 6809-6819

Effect of nitrogen on the critical strain for dynamic strain aging in high-manganese twinning-induced plasticity steel

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S. Lee, J. Kim, S.J. Lee, B.C. De Cooman

Scripta Materialia 65 (2011), 528-531

Effect of Al on the stacking fault energy of Fe–18Mn–0.6 C twinning-induced plasticity

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J. Kim, S.J. Lee, B.C. De Cooman

Scripta Materialia 65 (2011), 363-366

On the stacking fault energy of Fe-18 Pct Mn-0.6 Pct C-1.5 Pct Al twinning-induced plasticity steel

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J. Kim, B.C. De Cooman

Metallurgical and Materials Transactions A 42 (2011), 932-936

Stretch‐Flangeability of High Mn TWIP steel

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L. Chen, J.K. Kim, S.K. Kim, G.S. Kim, K.G. Chin, B.C. De Cooman

Steel research international 81 (2010), 552-568

On the tensile behavior of high-manganese twinning-induced plasticity steel

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J.K. Kim, L. Chen, H.S. Kim, S.K. Kim, Y. Estrin, B.C. De Cooman

Metallurgical and Materials Transactions A 40 (2009), 3147

Strain Rate Sensitivity of C‐alloyed, High‐Mn, Twinning‐induced Plasticity Steel

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J.K. Kim, L. Chen, H.S. Kim, S.K. Kim, G.S. Kim, Y. Estrin, B.C. De Cooman

Steel research international 80 (2009), 493-498