International Journal Papers
[Under review]
-2025
72. Yujin Cho, Hanbyeol Pak, Chang-Whan Lee, Jeong-Hyun Kim, "Velocity measurements in single and parallel channels using concentration changes in aqueous methylene blue solution", International Journal of Hydrogen Energy, Vol. 145(7), pp. 761-771, https://doi.org/10.1016/j.ijhydene.2025.06.084
71. Xiaowei Zuo, Nicholas Satterlee, Chang-Whan Lee, In-Gyu Choi, Choon-Wook Park, John S. Kang, "Feature-informed machine learning for detecting material deformation and failure in aluminum pipes under bending load using acoustic emission sensors", Materials & Design, https://doi.org/10.1016/j.matdes.2025.114087
70. Nicholas Satterlee, Xiaowei Zuo, Chang-Whan Lee, Choon-Wook Park, John S Kang, "Parallel multi-layer sensor fusion for pipe leak detection using multi-sensors and machine learning", Engineering Applications of Artificial Intelligence, vol. 153, pp. 110923, https://doi.org/10.1016/j.engappai.2025.110923
69. Jae-Hyeong YU, In-Gyu Choi, Jung-Sik Yoon, John S. Kang, Wan-Jin Chung, and Changwhan LEE, "Analysis of acoustic emission signals during bending deformation of magnesium alloy sheet", Nondestructive Testing and Evaluation, https://doi.org/10.1080/10589759.2025.2496433
68. Kyu-Seok Jung, Young-Bae Jeon, Jung-Sik Yoon, Sung-Pil Yoon, Chang-Whan LEE (2025), "Simulation of molten carbonate fuel cell with dry reforming of methane (DR-MCFC)", Energies, https://doi.org/10.3390/en18071863
-2024
67. Eun-Bin Mok, Jung-Sik Yoon, Chang-Dae Kim. Seung-Wook Baek, Wan-jin Chung, Chang-Whan LEE* (2024). Measurement of bending deformation of sheet metal using machine vision. International Journal of Computer Integrated Manufacturing, 1-20., https://doi.org/10.1080/0951192X.2024.2397818
66. Jae-Hyeong Yu, Jung-Sik Yoon, In-Gyu Choi, John S Kang, Wan-Jin Chung, Chang-Whan LEE*, "Analysis and Clustering of Acoustic Emission Signals in the Tensile Deformation of AZ31B", Metals and Materials International, https://doi.org/10.1007/s12540-024-01771-0
65. Chang-Dae Kim. Seung-Wook Baek, Wan-jin Chung, Chang-Whan LEE* (2024). Defect Detection in the Forging Process of Wheel Nut Products through Object Detection. Journal of the Korean Society for Precision Engineering, 41(4), 279-286.
64. Young-Bae Jun, Jeong-Hyun Park, Hyun-Soo Kim, Kyu-Seok Jung, Sung-Pil Yoon, Chang-Whan LEE*, A simulation model for ruthenium-catalyzed dry reforming of methane (DRM) at different temperatures and gas compositions, International Journal of Hydrogen Energy, 2024, vol. 49, pp. 786-797, https://doi.org/10.1016/j.ijhydene.2023.07.199.
-2023
63. 손현명, Chang-Whan LEE, 윤석호, 이기호, 류민영, "Mechanical Properties at Room and Elevated Temperatures According to the Thickness Ratio of Coextruded Film Using Polycarbonate and Acrylic Resin", Polymer Korea, Vol. 47, no. 6, pp. 757-765
62. Mohanraj Murugesan, Jae-Hyeong Yu, Wan-Jin Chung and Chang-Whan LEE*, Hybrid Artificial Neural Network-Based Models to Investigate Deformation Behavior of AZ31B Magnesium Alloy at Warm Tensile Deformation, Materials 16(15), 5308, 2023, https://doi.org/10.3390/ma16155308
61. Mohanraj Murugesan, Jae-Hyeong Yu, Wan-Jin Chung and Chang-Whan LEE*, Warm Deformation Behavior and Flow Stress Modeling of AZ31B Magnesium Alloy under Tensile Deformation, Materials, 16(14) 5088, 2023, https://doi.org/10.3390/ma16145088
60. Mohanraj Murugesan, Hyung-Won Youn, Jae-Hyeong Yu, Wan-Jin Chung and Chang-Whan LEE*, Formability enhancement and deformation characteristics on controlling pillow defect during vacuum-assisted incremental sheet forming process, International Journal of Advanced Manufacturing Technology, vol. 127, pp. 5531-5551, 2023, https://doi.org/10.1007/s00170-023-11854-8
59. Yun-Chan Chung, YU Jae-Hyeong, Kyu-Seok Jung, Yong-Ho Song, Young-Bae Jeon, Young-Jae Kim, Sung-Min Jun, Sung-Oh Kwon, Chang-Whan LEE*, Effects of the material properties and thickness on the minimum formable radius in the subtle feature forming process, Heliyon, vol. 9, e14757, 2023, https://doi.org/10.1016/j.heliyon.2023.e14757
58. Kyu-Seok Jung, Kai Zhang and Chang-Whan Lee*, "Simulation of Internal Manifold-Type Molten Carbonate Fuel Cells (MCFCs) with Different Operating Conditions", Energies, 16(6), 2700, https://doi.org/10.3390/en16062700
57. Jae-Hyeong Yu, Kyu-Seok Jung, Yun-Chan Chung, and Chang-Whan Lee*, “A Study on the Prediction Model of the Radius of Curvature of the Subtle Feature of the Automotive Parts for Different Forming Conditions”, J. of the Korean Society for Precision Engineering, vol. 40, No. 1, pp. 49-55, http://doi.org/10.7736/JKSPE.022.101
56. Yong-Ho Song, So-Chan An-, Jae-Hyeong Yu, Wan-Jin Chung, and Chang-Whan Lee*, Analysis of Acoustic Emission (AE) Signal Characteristics of the Magnesium Alloy Sheet (AZ31B) in the Tensile Deformation, J. of the Korean Society for Precision Engineering, vol. 40, No. 1, pp. 39-47, http://doi.org/10.7736/JKSPE.022.091
-2022
55. Sung-Min Cho, Hyo-Dong Kim, Chun-Dal Park, Wan-Jin Chung*, “Effect of Strain Rate and Friction on Formability According to Major Deformation Modes in Sheet Metal Forming”, STEEL RESEARCH INTERNATIONAL. https://doi.org/10.1002/srin.202200255
54. Man-Soo Joun, Jong-Bok Byun, Wan-Jin Chung & ·Kwang-Hee Lee, “A new general finite element method for predicting shearing and piercing”, INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY, vol.120 No.7-8 pp.4581~4595, https://doi.org/10.1007/s00170-022-08855-4
53. Suk-Hwan Chung, Jae-Dong Yoo, Ho-Keun Moon, Wan-Jin Chung, Man Soo Joun, “Implicit Elastoplastic Finite Element Analysis of a Wheel Bearing Shaft Clinching Process Using the Multi-Body Function”, METALS, vol.12 No.11, https://doi.org/10.3390/met12111930
52. Jae-Hyeong Yu, Kyu-Seok Jung, Mohanraj Murugesan, Wan-Jin Chung, Chang-Whan Lee*, “Study in the incremental sheet metal forming process using a metal foam as a die”, International Journal of Material Forming, Vol. 15, 71, https://doi.org/10.1007/s12289-022-01716-1
51. Chang-Whan LEE, Yun-Chan CHUNG, Curve-Fitting Algorithm for the Inspection of Subtle Feature Lines on Automotive Outer Panels, Materials, Vol. 15, No. 8, 6323; https://doi.org/10.3390/ma15186323
50. Mohanraj Murugesan, Jae-Hyeong Yu, Kyu-Seok Jung, Sung-Min Cho, Krishna Singh Bhandari, Wanjin Chung, Chang-Whan Lee*, “Supervised Machine Learning Approach for Modeling Hot Deformation Behavior of Medium Carbon Steel”, Steel Research International, 2200188, https://doi.org/10.1002/srin.202200188
49. Mohanraj Murugesan, Jae-Hyeong Yu, Kyu-Seok Jung, Sung-Min Cho, Krishna Singh Bhandari, Chang-Whan Lee*, “Optimization of Forming Parameters in Incremental Sheet Forming of AA3003-H18 Sheets Using Taguchi Method", Materials, Vol. 15, No. 4, 1458, https://doi.org/10.3390/ma15041458
48. Man-Soo Joun, Su-Min Ji, Wan-Jin Chung, Gue-Serb Cho, Kwang-Hee Lee, “A New General Fatigue Limit Diagram and Its Application of Predicting Die Fatigue Life during Cold Forging”, MATERIALS, vol.15 No.7, https://doi.org/10.3390/ma15072351
47. Kwang Min Kim, Jong Bok Byun, Jonghyun Jeong, Jung Gi Kim, Seok Moo Hong, Kwang Hee Lee, Wan Jin Chung, Man-Soo Joun, “Fracture mechanism of AISI 1025 rod shearing in automatic multi-stage cold forging and critical shearing speed”, Engineering Fracture Mechanics, https://doi.org/10.1016/j.engfracmech.2022.108679
46. Nurul Aqilah Razali, Suk-Hwan Chung, Wan-Jin Chung & Man-Soo Joun, “Implicit elastoplastic finite element analysis of tube-bending with an emphasis on springback prediction”, INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY, vol.120 No.9-10 pp.6377~6391, https://doi.org/10.1007/s00170-022-09073-8
-2021
44. Hyung-Won Youn, Jun-Hyun Kyeong, Keun Park, Chang-Whan LEE* (2021), Analysis on the Warm Bending Process of Magnesium Alloy Sheet Using Additively Manufactured Polymer Die-Set, J. of the Korean Society for Precision Engineering, vol. 38, No. 10, pp. 775-783
43. Chang-Whan Lee, Dong-Jun Kim, Sung-Kwon Kim, Kyu-Ho Sim (2021), "Design Optimization of Flexure Springs for Free-Piston Stirling Engines and Experimental Evaluations with Fatigue Testing", Energies, Vol. 14, https://doi.org/10.3390/en14165156
42. Jae-Hyung YU, Chang-Whan LEE (2021), "Study on the Time-Dependent Mechanical Behavior and Springback of Magnesium Alloy Sheet (AZ31B) in Warm Conditions", Materials, Vol. 14, https://doi.org/10.3390/ma14143856
41. Chang-Whan LEE, Jae-Hyung YU, Hyung Won Youn, Yunchan Chung (2021), "THE MINIMUM FORMABLE RADIUS OF SUBTLE FEATURE LINES IN AUTOMOTIVE OUTER PANEL STAMPING", International Journal of Automotive Technology, Vol. 22, No. 4, pp. 993-1001, https://doi.org/10.1007/s12239-021-0089-0
40. Mohd Kaswandee Razali, Man-Soo Joun and Wan-Jin Chung, A Novel Flow Model of Strain Hardening and Softening for Use in Tensile Testing of a Cylindrical Specimen at Room Temperature, MATERIALS, vol.14 No.17, https://doi.org/10.1002/srin.202200188
39. Jae-Gun Eom, Sang-Woon Byun, Seung-Won Jeong, Wan-Jin Chung and Man-Soo Joun, A New Methodology for Predicting Brittle Fracture of Plastically Deformable Materials: Application to a Cold Shell Nosing Process, MATERIALS, vol.14 No.7, https://doi.org/10.3390/ma14071593
-2020
38. Kyu-Seok Jung, Jae-Hyeong Yu, Wan-Jin Chung, Chang-Whan Lee (2020), "Analysis of the section deflection in the incremental sheet metal forming process of the circular cup shape according to the cup geometry", J. of the Korean Society for Precision Engineering, Vol. 37, No. 9, pp. 675-683
37. Kyu-Seok Jung, Sung-Min Cho, Jae-Hyeong Yu, Yo-Han Yoo, Jong-Bong Kim, Wan-Jin Chung, Chang-Whan Lee (2020) "Optimization Design of Penetrator Geometry Using Artificial Neural Network and Genetic Algorithm", J. of the Korean Society for Precision Engineering, Vol. 37, No. 6, pp. 429-436
36. Taek Jin Jang, Jong-Bong Kim, Seok Bong Kim, Chang-Whan LEE (2020), Penetration Depth of High-velocity Projectiles for Geomaterials through an Empirical Equation, vol. 44, no. 5, pp. 383-390
35. Jae-Hyeong Yu， Chang-Whan Lee (2020), "Analysis of Springback Characteristics of Magnesium Alloy Sheet (AZ31B) Considering Time-Dependence in Warm Bending", J. of the Korean Society for Precision Engineering, Vol. 37, No. 3, pp. 201-207
34. Kyu-Seok Jung, Jae-Hyung Yu, Wan-Jin Chung, Chang-Whan LEE (2020), "Tool Path Design of the Counter Single Point Incremental Forming Process to Decrease Shape Error", Materials, Vol. 13, No. 21, https://doi.org/10.3390/ma13214719
33. Khac-Ha Nguyen, Chang-Whan LEE, Hyunho Shi, Joo Hyoung Lee, Jong-Bong KIM (2020), "A Study on the effect of specimen geometry on the measurement accuracy of dynamic constitutive properties of metals using SHTB ", International Journal of Precision Engineering and Manufacturing, https://doi.org/10.1007/s12541-020-00368-y
32. Chang-Whan LEE, Dong-Yol YANG (2020), "Study on the formability of magnesium alloy sheets in the incremental forming process with external heating sources", International Journal of Precision Engineering and Manufacturing, https://doi.org/10.1007/s12541-020-00352-6
31. Jae-Hyung YU and Chang-Whan LEE, Effect of Cell Size on the Performance and Temperature Distribution of Molten Carbonate Fuel Cells, Energies, 13(6), 1361; https://doi.org/10.3390/en13061361
30. Jong-Bok Byun, Mohd Kaswandee Razali, Chang-Ju Lee, Il-Dong Seo, Wan-Jin Chung, and Man-Soo Joun, "Automatic Multi-Stage Cold Forging of a SUS304 Ball-Stud with a Hexagonal Hole at One End", MATERIALS, vol.13 No.22, https://doi.org/10.3390/ma13225300
29. Meena Akash, Jae-Dong Yoo, Kwang-Min Kim, Wan-Jin Chung, Man-Soo Joun, "Study on Numerical Oscillations of Forming Load Occurring in Forward Open Cold Extrusion", Solid State Phenomena, vol.311 pp.48~55, https://doi.org/10.4028/www.scientific.net/SSP.311.48
-2019-
28. Yo-Han YOO, Jong-Bong KIM, Chang-Whan LEE (2019), "Effects of the projectile geometries on normal and oblique penetration using the finite cavity pressure method ", Applied Sciences, 9(18), 3939.
27. Piemaan Fazily, Jaehyung Yu, Chang-Whan LEE (2019), "Characterization of sheared edges in warm blanking of magnesium alloy AZ31B", Materials, 12(7), 1203.
26. Sung-Min Cho, Wan-Jin Chung, "MINIMIZATION OF SURFACE DEFLECTION IN RECTANGULAR EMBOSSING USING AUTOMATIC TRAINING OF ARTIFICIAL NEURAL NETWORK AND GENETIC ALGORITHM", International Journal of Automotive Technology, vol.20 No.1 pp.57~66, https://doi.org/10.1007/s12239-019-0128-2
- 2018 -
25. Chang-Whan LEE, Jaehyung Yu, Hyun-Woo KIM, Bo-Hyun RYU (2018), "Effect of the Size of Molten Carbonate Fuel Cells on the Temperature Distribution, Key Engineering Materials, Vol. 773, pp. 118-122
24. Dong-Yol Yang, M. Bambach, J. Cao, J. R. Duflou, P. Groche, T. Kuboki, A. Sterzing, A. E. Tekkaya, Chang-Whan Lee, "Flexibility in metal forming", CIRP Annals, Vol. 67 No. 2, pp. 743-765.
23. Chang-Whan Lee, Mihui Lee, Min-Goo Kang, Hyung-Chul Ham, Sing-Pil Yoon, Jonghee Han, Ki Bong LEE (2018), “Fabrication and operation characteristics of electrolyte impregnated matrix and cathode for molten carbonate fuel cells”, International Journal of Precision Engineering and Manufacturing – Green Technology, Vol. 5, No. 2, pp. 279-286.
- 2017 -
22. Chang-Whan Lee, Mihui Lee, Sun Hee Choi, Sung-Pil Yoon, Hyung Chul Ham, Suk Woo Nam, Dong-Yol Yang, (2017). “Study on the effect of the current collector structure on the performance of MCFCs using three-dimensional fluid dynamics analysis”, Journal of Industrial and Engineering Chemistry, Vol. 51, pp. 153–161.
21. Mihui LEE, Chang-Whan LEE, Hyung-Chul Ham, Jonghee Han, Sung-Pil Yoon, Ki Bong LEE (2017), , “Mechanical Strength Improvement of Aluminum Foam-Reinforced Matrix for Molten Carbonate Fuel Cells”, International Journal of Hydrogen Energy, Vol. 42(25), pp. 16235-16243
20. Chang-Whan Lee, Byeong Wan Kwon, Min-Goo Kang, Hyung Chul Ham, Sung-Pil Yoon, Jonghee Han, Yong-Jin Kim, Min-Chul Lee (2017), "Improved performance of molten carbonate fuel cells with (Li/Na) 2 CO 3 electrolytes by using BYS coated cathode at low operating temperatures", International Journal of Hydrogen Energy, Vol. 42(29), pp. 18514-18523
- 2016 -
19. Chang-Whan Lee, Dong-Yol Yang, Sung-Pil Yoon, Hyung Chul Ham, (2016), “A new levelling process using skew-arranged roll sets for the doubly-curved plate”, International Journal of Precision Engineering and Manufacturing, Vol. 17, No. 10, pp. 1275-1284.
18. Min Goo Kang*, Chang-Whan Lee*, Han Sae Dong, Seong-Cheol Jang, Shin Ae Song, Hyun Seo Park, Sun Hee Choi, Hyung Chul Ham, Jonghee Han, Suk Woo Nam, Sung Hyun Kim, Sung Pil Yoon, (2016). “Effects of vibrations in marine environments on performance of molten-carbonate fuel cells ”, International Journal of Hydrogen Energy, Vol. 41, No. 41, pp. 18732-18738.
17. Chang-Whan Lee, Mihui Lee, Min-Jae Lee, Seong-Cheol Chang, Sung-Pil Yoon, Hyung Chul Ham, Jonghee Han, (2016). “Effect of the flow directions on a 100 cm2 MCFC single cell with internal flow channels”, International Journal of Hydrogen Energy, Vol. 41, No. 41, pp. 18747-18760.
16. Hyun Koo Kim*, Chang-Whan Lee*, Minsoo Kim, Joo Hyeng Oh, Shin Ae Song, Sung Cheol Jang, Jonghee Han, Sung Pil Yoon, Suk Woo Nam, Dae-Ki Choi, Yong-gun Shul, and Hyung Chul Ham, (2016). “Preparation of CoMo/Al2O3, CoMo/CeO2, CoMo/TiO2 catalysts using ultrasonic spray pyrolysis for the hydro-desulfurization of 4, 6-Dimethyldibenzothiophene for molten carbonate fuel cell application”, International Journal of Hydrogen Energy, Vol. 41, No. 41, pp. 18846-18857.
15. Chang-Whan Lee, Dong-Yol Yang, (2016). “Effect of the size of the sheet with sheared protrusions on the deformed shape after spring back”, Materials & Design, Vol. 95, pp. 348-357
14. Jong-Bong Kim, Sung-Uk Lee, Dong-Yol Yang and Wan-Jin Chung, Research History and Recent Trends in the Development of Sheet Metal-Forming Processes, Journal of the Korean Society for Precision Engineering Vol.33 No.4, http://dx.doi.org/10.7736/KSPE.2016.33.4.247
- Before 2015 –
13. Hyun-Gi Jeong, Eun-Hyuk Jang, Youn-Jun Song, Wan-Jin Chung (2015), "Improvement of Formability in Automobile Panels by Variable Blank Holding Force with Consideration of Nonlinear Deformation Path", J. Korean Soc. Precis. Eng., Vol. 32, No. 11, pp. 945-952. http://dx.doi.org/10.7736/KSPE.2015.32.11.945
12. Wan-Jin Chung, Yun-Chan Chung, Woo-Sung Kim (2015), "A Robust Prediction Method of Surface Deflection Using Stoning Simulation and Curvature Analysis", STEEL RESEARCH INTERNATIONAL, vol.86 No.8 pp.886~893. https://doi.org/10.1002/srin.201400581
11. Chang-Whan Lee, Dong-Yol Yang, (2014). “Non-uniform fracture in three-stage forming process of sheared protrusion for current collector of molten carbonate fuel cells”, Procedia Engineering, Vol. 81, pp. 1151-1156.
10. Chang-Whan Lee, Dong-Yol Yang, Jong-seung Park, Yun-sung Kim, Tae-won Lee, (2014). “Investigation into mechanical behavior of the current collector for the molten carbonate fuel cell through finite element analysis using hexahedral mesh coarsening”, Journal of Fuel Cell Science and Technology, Vol. 11(6), pp. 061005-01 – 061005-10.
9. Eun-Ho Lee, June-Sun Hwang, Chang-Whan Lee, Dong-Yol Yang, Woo-Ho Yang, (2014), “A local heating method by near-infrared rays for forming of non-quenchable advanced high-strength steels”, Journal of Material Processing Technology, vol. 214(4), pp. 784-793.
8. Chang-Whan Lee, Dong-Yol Yang, Dong-Woo Kang, Tae-Won Lee, (2014). “Study on the levelling process of the current collector for the molten carbonate fuel cell based on curvature integration method”, International Journal of Hydrogen Energy, Vol. 39(12), pp. 6714-6728
7. Wan-Jin Chung, Bong-Su Kim, Seong-Won Lee, Ho-Yeun Ryu & Man-Soo Joun, "Finite element simulation of plate or sheet metal forming processes using tetrahedral MINI-elements†, Journal of Mechanical Science and Technology", vol.28 No.1 pp.237~243. https://doi.org/10.1007/s12206-013-0959-0
6. Chang-Whan Lee, Dong-Yol Yang, Dong-Woo Kang, In-Gab Chang, Tae-Won LEE, (2011). “Anisotropic behavior and homogenization of the shielded slot plate for the molten carbonate fuel cell”, Steel Research international, Special Edition, pp. 1102-1107
5. Dae-Yong Seong, Chang-Gyun Jung, Dong-Yol Yang, Wan-Jin Chung, (2011). "Efficient prediction of local failures for metallic sandwich plates with pyramidal truss cores during the bending processes", INTERNATIONAL JOURNAL OF PRECISION ENGINEERING AND MANUFACTURING, vol.12 No.3 pp.491~503. https://doi.org/10.1007/s12541-011-0063-2
4. Wan-Jin Chung, W. S. Kim, J. H. Kim, J. H. Seob, T. C. Jung, Evaluation of surface deflection in automobile exterior panel by curvature based method, AIP Conference Proceedings, vol.1383 No.0 pp.1072~1077. (2011). https://doi.org/10.1063/1.3623722
3. Sung-Jin Lim, Wan-Jin Chung, Jong-Ho Kim, "Forming Analysis of L-type Bending of Sandwich Sheet with Pyramid Core", Vol. 44, No. 4, pp. 378~383 (December 2009).
2. D.Y. Seong, C.G. Jung, D.Y. Yang, J.H. Kim, Wan-Jin. Chung, M.Y. Lee, (2010). "Bendable metallic sandwich plates with a sheared dimple core", SCRIPTA MATERIALIA, vol.63 No.1 pp.81~84, https://doi.org/10.1016/j.scriptamat.2010.03.022
1. D.Y. Seong, C.G. Jung, D.Y. Yang, J. Ahn, S.J. Na, Wan-Jin. Chung, J.H. Kim, (2010). "Analysis of core shear stress in welded deformable sandwich plates to prevent de-bonding failure during U-bending", JOURNAL OF MATERIALS PROCESSING TECHNOLOGY, vol.210 pp.1171~1179, https://doi.org/10.1016/j.jmatprotec.2010.02.026
(* Equally contributed)
International Papents
1. Sung Pil Yoon, Jonghee Han, Hyung Chul Ham, Chang Won Yoon, Sun-Hee Choi, Hyun Seo Park, Yeong Cheon Kim, LEE Chang-Whan, Hyoung-Juhn Kim, Tae Hoon Lim, Suk Woo Nam, Seong Cheol Jang. (2018). "Method for supplying molten carbonate fuel cell with electrolyte and molten carbonate fuel cell using the same", US patents 15/675,233