In-situ observation on the δ to γ transformation behavior of carbon steels Tahereh Zargar, Fazlollah Sadeghi, SooYeon Lee, Hyeju Kim, Yoon-Uk Heo, Jae Sang Lee, Ho-Jae Kwak, Jae-Hong Lim, Seong Gyoon Kim, Cheol Hee Nam, Chang Hee Yim*

Materialia, 32, 101960, published

Unprecedented bake hardening responses of interstitial high-entropy alloy by synergistic effect with lattice distortion Gang Hee Gu, Hyeonseok Kwon, Yongju Kim, Farahnaz Haftlang, Yoon-Uk Heo, Hyoung Seop Kim*

Materials & Design, 233, 112289, published

Hierarchically heterogeneous microstructure and mechanical behavior of the multi-materials prepared by powder severe plastic deformation Sujung Son, Jungwan Lee, Peyman Asghari-Rad, Rae Eon Kim, Hyojin Park, Jae-il Jang, Wen Chen, Yoon-Uk Heo, young Seop Kim*

Materials Research Letters, 11, 11, 915-924, published

Transmission electron microscopy study on the phase transformation of metastable precipitates to stable phases T.T.T. Trang, Yoon-Uk Heo

Microscopy, dfad043, published

Effect of cooling rate on the final microstructure and tensile property in an Fe–Mn–Si–C-based multiphase TRIP steel Chang-Gon Jeong, T.T.T. Trang, Youngyun Woo, Eun Yoo Yoon, Youngseon Lee, Yoon-Uk Heo*

Materials Science and Engineering: A, 887, 6, 145696, published

Direct observation of the ledge-typed twin boundary in a martensitic steel T.T.T. Trang, Dongwon Lee, Yoon-Uk Heo*

Acta Materialia, 259, 119285, Published

Cell boundary engineering of ferrous medium-entropy alloy fabricated by laser powder bed fusion Jeong Min Park, Hyeonseok Kwon, Jungho Choe, Kyung Tae Kim, Ji-Hun Yu, Yoon-Uk Heo, Hyoung Seop Kim

Scripta Materialia, 237, 115715, published

Unraveling the self-annealing behavior of cryo-rolled Cu-Fe-P alloy sheets: Evidence and implications Aman Gupta, Ki-Seong Park, Tae-Hyeon Yoo, Abhishek Kumar Singh, Dongwon Lee, Yoon-Uk Heo*, Shi-Hoon Choi*

International Journal of Plasticity, 167, 103672, published

Role of Dislocation Climb on Twin Boundary and Antiphase Boundary Formations in inverse-spinel MnAl2O4 Dongwon Lee, T.T.T. Trang, Yoon-Uk Heo*

Journal of Alloys and Compounds, 958, 170526, published

Evolution of centerline carbides in a martensitic stainless steel slab during reheating treatment Fazlollah Sadeghi, Tahereh Zargar, Sang Hoon Kim, Yoon-Uk Heo*, Jae-Sang Lee, Chang Hee Yim*

Materials Characterization, 201, 112967, published

Performance of MgB2 superconducting wire fabricated with non-identical Mg particles Minoru Maeda, Akiyoshi Matsumoto, Gen Nishijima, Yoon-Uk Heo, Seungyong Hahn, Sangjin Lee, Seyong Choi*, Jung Ho Kim*

Journal of Alloys and Compounds, 954, 170148, published

Superior gradient heterostructured alloys fabricated by laser powder bed fusion via annealing and ultrasonic nanocrystal surface modification Rae Eon Kim, Gangaraju Manogna Karthik*, Auezhan Amanov, Yoon-Uk Heo, Sang Guk Jeong, Gang Hee Gu, Hyojin Park, Eun Seong Kim, Do Won Lee, Hyoung Seop Kim*

Scripta Materialia, 230, 115422, published

High-density nanoprecipitates and phase reversion via maraging enable ultrastrong yet strain-hardenable medium-entropy alloy Hyeonseok Kwon, Praveen Sathiyamoorthi**, Manogna Karthik Gangaraju**, Alireza Zargaran, Jaemin Wang, Yoon-Uk Heo, Stefanus Harjo, Wu Gong, Byeong-Joo Lee, Hyoung Seop Kim*

Acta Materialia, 248, 118810, published

The role of sulfide growth on the segregation behavior of sulfur at the grain boundary in a high‑nickel steel Seonguk Huh, Yoon-Uk Heo*, Jae Sang Lee, Chang-Hee Yim

Materials Characterization, 112845, published

Cryogenic tensile behavior of laser additive manufactured CoCrFeMnNi high entropy alloys Eun Seong Kim, K.R. Ramkumar*, G.M. Karthik*, Sang Guk Jeong, Soung Yeoul Ahn, Praveen Sathiyamoorthi, Hyojin Park, Yoon-Uk Heo, Hyoung SeopKim*

Journal of Alloys and Compounds, 942 (5), 169062, 2023, published