International Journals

in preparation (below is a brief description, not a title)

– Youngtaek Oh, Hayoung Chung*, “BO for foam structures”

- Semin Lee, Hayoung Chung*, “Prediction of phase transition using the modified PINN”

- Byeonghyeon Goh, Hongjun Kim, Zongliang Du*, Hayoung Chung*, “Explicit multimaterial topology optimization + hyperelasticity”

– Sanghyun Park, Byeonghyeon Goh, Hayoung Chung*, “Topology optimization & MPM + stress stabilization”

– Jaesung Park, Howon Lee*, Hayoung Chung*, “Variationally consistent constitutive modeling of liquid crystal polymer”

submitted (below is a brief description, not a title)

– Hesaneh Kazemi, Zongliang Du, Renato Picelli, Xiao-Yi Zhou, Hayoung Chung, Eliana Bortot, H. Alicia Kim*, “SOTA of multiscale design optimization”

– Sungwoo Park, Junghwan Moon, Yun Seog Lee, Hayoung Chung, Maenghyo Cho*, Seunghwa Yang*, “Multiscale analysis of SMA behaviors of PU”

– Sungwoo Park, Manghyo Cho, Yun Seog Lee, Hayoung Chung, Seunghwa Yang*, “DPD analysis of SMA behavior of PU”

under review (below is a brief description, not a title)

– Kee Seung Oh, Hayoung Chung*, Joo Hwan Oh*, “TopOpt using RL”

in revision (below is a brief description, not a title)

-* Iksu Jeong, Maenghyo Cho, Hayoung Chung*, Do-Nyun Kim*, “PINN+parameter ID”

-* Juheon Kim, Hayoung Chung*, “Pressure-assisted sintering of Nanoparticle”

2023

34. Hyunil Kim, Haeseoung Cho, Iksu Jeong, Hayoung Chung, Maenghyo Cho*, SanJun Shin, “Absolute noda l coordinate formulation – Multilevel finite element framework for the nonlinear multi-scale multibody dynamic analysis of composite structures”, Computers and Structures, Accepted.

33. Seyyed Ali Latifi Rostami, Amin Kolahdooz, Hayoung Chung, Maolin Shi, Jian Zhang*, “Robust topology optimization of continuum structures with smooth boundaries using moving morphable components”, Structural and Multidisciplinary Optimization 66.6 (2023): 121.

32*. Sanghyeon Park†, Youngtaek Oh†, Jeseung Moon, Hayoung Chung*, “Recent Trends in Continuum Modeling of Liquid Crystal Networks: A Mini-Review”, Polymers (2023): 1904.

31. Seyyed Ali Latifi Rostami, Muxi Li, Amin Kolahdooz, Hayoung Chung, Jian Zhang*, “Robust Topology Optimization of Continuum Structures under the Hybrid Uncertainties: A Comparative Study”, Periodica Polytechnica Civil Engineering 67.2 (2023): 637-645.

30*. Byeonghyeon Goh, H. Alicia Kim, Hayoung Chung*, “Investigation of thermoelastic compliances considering finite strain”, Computer Methods in Applied Mechanics and Engineering 410 (2023): 116011.

29. Hyungjun Kim, Patrick Conlin, Matthew Edward Bergschneider, Hayoung Chung, Sung Youb Kim, Suk Won Cha, Maenghyo Cho*, Kyeongjae Cho*, “First principles study on Li metallic phase nucleation at grain boundaries in lithium lanthanum titanium oxide (LLTO) solid electrolyte”, Journal of Materials Chemistry A 11, no. 6 (2023): 2889-2898.

28*. Semin Lee, Taehun Kang, Im Doo Jung, Wooseok Ji, Hayoung Chung*, “An ANN-assisted efficient enriched finite element method via the selective enrichment of moment fitting”, Engineering with Computers (2023). https://doi.org/10.1007/s00366-023-01785-z

2022

27. Hyunsu Kim, Sungwoo Park, Hayoung Chung, Chenzhe Li, Maenghyo Cho*, “Effect of azobenzene composition ratio on the degree of photosoftening: Experimental and molecular dynamics simulation studies”, Mechanics of Advanced Materials and Structures (2022).

26*. Sunyoung Im, Hyungjun Kim, Wonbae Kim, Hayoung Chung*, Maenghyo Cho*, “Discovering constitutive equations of crystal structures by sparse identification”, International Journal of Mechanical Science (2022). https://doi.org/10.1016/j.ijmecsci.2022.107756.

25. Kyungmin Baek, Taehyun Hwang, Wonseok Lee, Hayoung Chung, Maenghyo Cho*, “Deep learning aided evaluation for electromechanical properties of complexly structured polymer nanocomposites”, Composites Science and Technology (2022). https://doi.org/10.1016/j.compscitech.2022.109661.

24*. Zongliang Du, Yibo Jia, Hayoung Chung*, Yupeng Zhang, Yuan Li, Hao Zhu, Xu Guo*, “Analysis and optimization of thermoelastic structures with tension–compression asymmetry”, International Journal of Solids and Structures (2022). https://doi.org/10.1016/j.ijsolstr.2022.111897.

23. Eunhyeok Seo, Hyokyung Sung, Hongryoung Jeon, Hayeol Kim, Taekyeong Kim, Sangeun Park, Min Sik Lee, Seung Ki Moon, Jung Gi Kim, Hayoung Chung, Seong-Kyum Choi, Ji-Hun Yu, Kyung Tae Kim, Seong Jin Park, Namhun Kim, Im Doo Jung, “Laser powder bed fusion for AI assisted digital metal components”, Virtual and Physical Prototyping (2022)

22. Byeonghyeon Go, Ju Heon Kim, Semin Lee, Yongtaek Oh, Jeseung Moon, and Hayoung Chung*, “Multiscale Phase Behaviors of Nematic Solids: A Short Review”, Multiscale Science and Engineering (2022). https://doi.org/10.1007/s42493-022-00074-z

2021

21. Min Sik Lee, Hayeol Kim, Young Tak Koo, Ji-Hun Yu, Hayoung Chung, Namhun Kim, Hyokyong Sung*, Im Doo Jung*, “Selective Laser Melting Process for Sensor Embedding into SUS316L with Heat Dissipative Inner Cavity Design”, Metals and Materials International, Accepted

20. Jaesung Park, Hayoung Chung*, Maenghyo Cho*. “Strain pattern search of photo-responsive strip using topology optimization method”, Mechanics of Advanced Materials and Structures, DOI:10.1080/15376494.2021.1972370

19. Hayoung Chung*, Zongliang Du. “Optimized design of multi-material cellular structures by level-set method with Guyan reduction”, Journal of Mechanical Design 143(10) 101702, 2021.

18. Junghwan Moon, Hayoung Chung, Maenghyo Cho*. “Combined coarse-grained molecular dynamics and finite-element study of light-activated deformation of photoresponsive polymers”, Physical Review E (103), 012703, 2021.

17.  Sandilya Kambampati, Hayoung Chung, and H. Alicia Kim*. “A discrete adjoint based level set topology optimization method for stress constraints.” Computer Methods in Applied Mechanics and Engineering (377), 15,  113563,  2021.

2020

16*.  Hayoung Chung, Oded Amir, and H. Alicia Kim. “Level-set topology optimization considering nonlinear thermoelasticity.” Computer Methods in Applied Mechanics and Engineering, (361), 1, 2020, 112735.

2019 (UNIST Since Sep. 2019)

15. Gang-Won Jang, Sandilya Kambampati, Hayoung Chung, H. Alicia Kim, ”Configuration Optimization for Uniform Thickness Structures Using Level Set Method”, Structural and Multidisciplinary Optimization, (59) 6, 2019. 03.

14. Hayoung Chung, John T. Hwang, Justin Gray, Alicia H. Kim ”Topology Optimization in OpenMDAO”, Structural and Multidisciplinary Optimization (59), 12, 1385-1400, 2019. 02.

2018

13. Hayoung Chung, Maenghyo Cho, ”A molecular dynamics study on the biased propagation of intergranular fracture found in copper STGB”, Journal of Mechanical Science and Technology (32), 11, 5351-5361, 2018. 11

2017

12. Jung-Hoon Yun, Chenzhe Li, Hayoung Chung, Joonmyung Choi, Maenghyo Cho, ”Multiscale modeling and its validation of the trans-cis-trans reorientation based photodeformation in azobenzene-doped liquid crystal polymer”, International Journal of Solids and Structures (128) 1, 36-49, 2017. 08

2016

11. Hayoung Chung, Jaesung park, Maenghyo Cho ”Numerical study of lightinduced phase behavior of smectic solids”, Physical Review E (94), 42707, American Physical Society, 2016.10. 11.

10. Hayoung Chung, Jung-Hoon Yun, Joonmyung Choi, Maenghyo Cho ”Finite element analysis of the optical-texture-mediated photoresponse in a nematic strip”, Computational Mechanics (14), 1-14, 2016.10.

9. Joonmyung Choi, Hayoung Chung, Jung-Hoon Yun, Maenghyo Cho, ”Molecular Dynamics Study on the Photothermal Actuation of a Glassy Photoresponsive Polymer Reinforced with Gold Nanoparticles with Size Effect”. ACS Applied Materials & Interfaces (8):24008-24024.

8. Hayoung Chung, Joonmyung Choi, Jung-Hoon Yun, Maenghyo Cho ”Nonlinear photomechanics of nematic networks: upscaling microscopi behaviour to macroscopic deformation”, Scientific Reports (6), 20026 2016.02

2015

7. Seongseop Kim, Wonbae Kim, Hayoung Chung, and Maenghyo Cho, ”Asymmetric surface effect on the configuration of bilayer Si/SiGe nanosprings ”, RSC Advances (5), 96387, 2015.11,

6. Jung-Hoon Yun, Chenzhe Li, Hayoung Chung, Joonmyung Choi, Maenghyo Cho, ”Photo Deformation in Azobenzene Liquid-crystal Network: Multiscale Model Prediction and Its Validation”, Polymer (75), 51-56, Elsevier Science Ltd., 2015.09.

5. Wonbae Kim,Hayoung Chung, Maenghyo Cho, ”Anisotropic Hyperelastic Modeling for Face-Centered Cubic and Diamond Cubic Structures”, Computer Methods in Applied Mechanics and Engineering, Elsevier (291), 216-239, Elsevier, 2015.07.

4. Jung-Hoon Yun, Chenzhe Li, Hayoung Chung, Joonmyung Choi, Maenghyo Cho, ”Predicting Photoisomerization Profile of the Highly Polymerized Nematic Azobenzene Liquid Crystal Network: First Principle Calculation.”, Chemical Physics Letters (627), 20, Elsevier, 2015.03. 18.

3. Hayoung Chung, Joonmyung Choi, Jung-Hoon Yun, Maenghyo Cho. ”Light and thermal responses of liquid crystal network films: A finite element study”, Physical Review Ealso selected as a part of Kaleidoscope (91), 042503, American Physical Society, 2015.03.

2014

2. Joonmyung Choi, Hayoung Chung, Jung-Hoon Yun, Maenghyo Cho, ”Photoisomerization effect of the azobenzene chain on the opto-mechanical behavior of nematic polymer: A molecular dynamics study”, Applied Physics Letters (105), 22, 221906, American Institute of Physics, 2014.12.

2012

1. Wonbae Kim, Hayoung Chung, Maenghyo Cho, ”Length and boundary effects on a nanorod”, AIP Advances (2), 042166, American Institute of Physics, 2012.11.