Research Papers Review on Laser Welding Technology on Aluminum and Copper Dissimilar Materials for Secondary Batteries Assembly

Jaewoo Cho, Taehyun Lee, Heeseon Bang, Soongkeun Hyun, Cheolhee Kim

J Weld Join. 2024;42(1):69-80.

Research Papers Review on Ultrasonic and Laser Welding Technologies of Multi-Layer Thin Foils for the Lithium-Ion Pouch Cell Manufacturing

Musung Kim, Heeseon Bang, Soongkeun Hyun, Sung Yi, Cheolhee Kim

J Weld Join. 2023;41(6):462-474.

Research Papers Statistical Analysis of Korean Welding Industry (V)

Minjung Kang, Won-Ho Choi, Cheolhee Kim

J Weld Join. 2023;41(2):107-111.

Review Paper Review on Vacuum Laser Beam Welding

Yongki Lee, Jason Cheon, Cheolhee Kim

J Weld Join. 2022;40(1):74-83.

Research Papers Machine Learning Modeling and Hyper-Parameter Optimization for Weld Nugget Formation and Failure Behavior of Resistance Spot Welds

Hyeonjeong You, Cheolhee Kim

J Weld Join. 2021;39(6):658-665.

Review Papers Process Review on Dissimilar Metal Joining of Steel and Ti Alloys

Hyeonjeong You, Taehyun Lee, Minjung Kang, Cheolhee Kim

J Weld Join. 2021;39(6):666-676.

Research Papers Effects of High-Power Laser Heat Input on the Mechanical Properties of GPa-Grade Advanced High Strength TRIP Steel

Sangwoo Nam, Hyung Won Lee, Cheolhee Kim, Chul-Young Jung, Yonung-Min KIm

J Weld Join. 2021;39(5):505-512.

Research Papers Penetration Depth Modeling and Process Parameter Maps for Laser Welds Using Machine Learning

Bum-su Go, Hyeonjeong You, Hee-seon Bang, Cheolhee Kim

J Weld Join. 2021;39(4):392-401.

Research Papers Review and Feasibility Study on Micro Friction Stir Welding of Al/Fe Butt Joints

Hyeonjeong You, Youngnam Ahn, Sung Yi, Soongkeun Hyun, Cheolhee Kim

J Weld Join. 2021;39(3):246-253.

Research Papers Modeling of Laser Welds Using Machine Learning Algorithm Part II: Geometry and Mechanical Behaviors of Laser Overlap Welded High Strength Steel Sheets

Hyeonjeong You, Minjung Kang, Sung Yi, Soongkeun Hyun, Cheolhee Kim

J Weld Join. 2021;39(1):36-44.

Research Papers Modeling of Laser Welds Using Machine Learning Algorithm Part I: Penetration Depth for Laser Overlap Al/Cu Dissimilar Metal Welds

Kidong Lee, Sanghoon Kang, Minjung Kang, Sung Yi, Soongkeun Hyun, Cheolhee Kim

J Weld Join. 2021;39(1):27-35.

Review Papers Review on the Recent Welding Research with Application of CNN-Based Deep Learning Part II: Model Evaluation and Visualizations

Kidong Lee, Sung Yi, Soongkeun Hyun, Cheolhee Kim

J Weld Join. 2021;39(1):20-26.

Review Papers Review on the Recent Welding Research with Application of CNN-Based Deep Learning Part I: Models and Applications

Kidong Lee, Sung Yi, Soongkeun Hyun, Cheolhee Kim

J Weld Join. 2021;39(1):10-19.

Research Papers Global Market Analysis for Welding Power Source and Welding Robot (I)

Seungjae Lee, Jason Cheon, Cheolhee Kim

J Weld Join. 2020;38(3):300-304.

Research Papers The Effect of EP/EN Cycle Ratio on the Deposition Characteristics of Al 5183 Aluminum Alloys Fabricated by Variable Polarity WAAM

Henry Hwang, Tae-Hyun Lee, Cheolhee Kim, Soong Keun Hyun, Minjung Kang

J Weld Join. 2020;38(2):180-186.

Research Papers Characteristic Evaluation of Coaxial High-Frequency Induction Heating Hybrid Friction Stir Welding Process on High Strength Carbon Steel Sheets

Jin-young Yoon, Jason Cheon, Cheolhee Kim

J Weld Join. 2019;37(6):585-590.

Research Papers Evaluation of a High-Frequency Induction Heating Assisted Friction Stir Welding Process on Carbon Steel Sheets

Jason Cheon, Taesoon Park, Jin-young Yoon, Cheolhee Kim

J Weld Join. 2019;37(5):501-507.

Research Papers Statistical Analysis of World Welding Consumables Market (II)

Seungjae Lee, Cheolhee Kim

J Weld Join. 2019;37(4):318-321.

Research Papers The Tensile Strength Comparison of 6xxx and 7xxx Series Aluminum Sheet Weldment using Laser Beam Welding and Friction Stir Welding Process

Jason Cheon, Minjung Kang, Jin-young Yoon, Cheolhee Kim

J Weld Join. 2019;37(3):237-242.

Research Papers Statistical Analysis of Korean Welding Industry (IV)

Seungjae Lee, Cheolhee Kim

J Weld Join. 2019;37(2):66-69.

Review Papers Review of Keyhole Refilling Technology in Friction Stir Welding

Jin Young Yoon, Sanghoon Kang, Sehun Rhee, Cheolhee Kim

J Weld Join. 2018;36(4):58-62.

Research Papers Recent Trends about Modulation Technology of the Laser Beam Welding

Yong Kim, Cheolhee Kim

J Weld Join. 2018;36(4):47-57.

Research Papers A Study on the Dissimilar Metal Joining of Aluminum to Steel Using the Arc Heat Source (Ⅲ) - Static Strength and Fracture Behaviors -

Yong Kim, Cheolhee Kim, Bo-Young Lee

J Weld Join. 2018;36(4):23-35.

Research Papers Spatter Generation During Constant Voltage DC-AC Pulse Tandem Gas Metal Arc Welding Process

Sanghoon Kang, Hee-seon Bang, Cheolhee Kim

J Weld Join. 2018;36(3):65-71.

Research Papers Corrosion Properties and Failure Behavior of Al/Fe Self-Piercing Rivet Joint

Sanghoon Kang, Jin Young Yoon, Cheolhee Kim

J Weld Join. 2018;36(3):72-77.

Research Papers A Review of Joining Processes for High Strength 7xxx Series Aluminum Alloys

Minjung Kang, Cheolhee Kim

J Weld Join. 2017;35(6):79-88.

Research Papers Corrosion Assessment for Boron Steel Weldments Prepared by Overlap Welding and Successive Hot Press Forming Processes

Minjung Kang, Cheolhee Kim

J Weld Join. 2017;35(5):1-6.

Research Papers Hot Cracking of Ni-Cr-Fe Alloys: Test Methods and Metallurgical Effect

Sangwoo Nam, Cheolhee Kim, Young-Min Kim

J Weld Join. 2017;35(5):7-15.

Research Papers Recent Studies of the Laser Cladding of High Entropy Alloys

Sangwoo Nam, Cheolhee Kim, Young-Min Kim

J Weld Join. 2017;35(4):58-66.

Research Papers Evaluation of the Laser Weldability of Inconel 713C alloy

Minjung Kang, Cheolhee Kim, Young-Min Kim

J Weld Join. 2017;35(1):68-73.

Research Papers Hardness Estimation of Laser Welded Boron Steel Welds with the Carbon Equivalent

In-Hwan Jeon, Cheolhee Kim, Jae-Do Kim

J Weld Join. 2016;34(5):1-5.

Research Papers Applicability Study of 2-pass Laser Welding on Galvanized Steel Sheets

Young-Nam Ahn, Minjung Kang, Cheolhee Kim

J Weld Join. 2016;34(4):55-61.

Research Papers Porosity Reduction during Gas Tungsten Arc-Gas Metal Arc Hybrid Welding of Zinc Coated Steel Sheets (II) - Hybrid Welding Results

Young-Nam Ahn, Cheolhee Kim

J Weld Join. 2016;34(4):48-54.

Research Papers Porosity Reduction during Gas Tungsten Arc-Gas Metal Arc Hybrid Welding of Zinc Coated Steel Sheets (I) - Effect of Preceding Gas Tungsten Arc

Minjung Kang, Young-Nam Ahn, Cheolhee Kim

J Weld Join. 2016;34(4):40-47.

Research Papers Effect of Circumferential Tool Path Control on Friction Stir Spot Welding of Al/Fe Dissimilar Metal Joint

Jin Young Yoon, Cheolhee Kim, Sehun Rhee

J Weld Join. 2016;34(3):6-11.

Research Papers Recent Studies of Laser Metal 3D Deposition with Wire Feeding

Dong-Hyuck Kam, Young-Min Kim, Cheolhee Kim

J Weld Join. 2016;34(1):35-40.

Special Issues The Effect of Shielding Gas Composition on High Power Laser Welding Characteristics

Young-Nam Ahn, Cheolhee Kim

J Weld Join. 2015;33(4):17-23.

Research Papers Position welding for internal welded specimen using laser-GMA hybrid welding

Young-Nam Ahn, Cheolhee Kim, Jeonghan Kim

J Weld Join. 2015;33(1):54-60.

Research Papers Corrosion Assessment of Al/Fe Dissimilar Metal Joint

Minjung Kang, Cheolhee Kim, Junki Kim, Dongcheol Kim, Jonghoon Kim

J Weld Join. 2014;32(4):393-400.

Research Papers Porosity Reduction in Laser Welding of Nitrided Carbon Steel

Young-Nam Ahn, Cheolhee Kim, Wonbeom Lee, Jeonhan Kim

Journal of KWJS. 2013;31(6):71-76.

Research Papers Laser Welding Characteristics of Aluminum and Copper Sheets for Lithium-ion Batteries

Minjung Kang, Taesoon Park, Cheolhee Kim, Jeonghan Kim

Journal of KWJS. 2013;31(6):58-64.

Special Issues Comparison of Powder Feeding and Wire Feeding in Laser Cladding

Young-Nam Ahn, Cheolhee Kim

Journal of KWJS. 2013;31(4):13-16.

Statistical Analysis of Korean Welding Industry (Ⅲ)

Dabin Moon, Min-Jung Kang, Cheolhee Kim

Journal of KWJS. 2012;30(5):9-12.

Statistical Analysis of World Welding Consumables Market

Cheolhee Kim, Dabin Moon, Sookjung Moon

Journal of KWJS. 2012;30(5):4-8.

Laser Welding of Automotive Transmission Components

Young-Nam Ahn, Cheolhee Kim

Journal of KWJS. 2011;29(6):45-48.

Yb:YAG Laser and Electron Beam Welding of Ti-6Al-4V Alloy

Young-Nam Ahn, Cheolhee Kim

Journal of KWJS. 2011;29(6):4-8.

Development of Knowledge Sharing Platform for Welding Technology for the Automotive Industry

Sungmin Bae, Cheolhee Kim, Soohyun Son, Youngmu Heo, Gilsang Yoon, Moonjin Kang

Journal of KWJS. 2011;29(5):11-15.

Prevention of Back Side Humping in Laser Welding of Al 5J32 Alloy by Using Laser Power Modulation

Do-Chang Ahn, Cheolhee Kim, Jaedo Kim

Journal of KWJS. 2011;29(4):80-84.

Laser Welding of Automotive Aluminum Alloys

Cheolhee Kim, Young-Nam Ahn, Hyun-Sik Lim

Journal of KWJS. 2011;29(4):21-26.

Al-Si Coated Boron Steel과 Zn Coated DP Steel 이종금속의 DISK Laser 용접부 미세조직과 경도

YongGyu An, ChungYun Kang, YoungSu Kim, CheolHee Kim, TaeKyo Han

Journal of KWJS. 2011;29(1):90-98.

Process Evaluation of Plasma-GMA Welding for Al 5052 and 6061 Alloy

Cheolhee Kim, Young-Nam Ahn, Jin-Kang Choi, Sehun Rhee

Journal of KWJS. 2010;28(6):58-62.

Laser Weldability of Carbon Steels for Automotive Auto-transmission Parts

Cheolhee Kim, Young-Nam Ahn

Journal of KWJS. 2010;28(3):9-14.

Weld Quality Quantification through Chaotic Analysis

Jung-Ho Cho, Dave Farson, Cheolhee Kim

Journal of KWJS. 2010;28(1):72-76.

Development of Coaxial Monitoring System in Laser Arc Hybrid Welding for Automotive Body Application

YoungWhan Park, Sehun Rhee, Cheolhee Kim

Journal of KWJS. 2009;27(6):9-16.

Laser Welding Characteristics of Ultra High Strength Steel for Automotive Application

Jinkang Choi, Minjung Kang, Jungho Cho, Cheolhee Kim

Journal of KWJS. 2009;27(5):1-4.

Influence of the Groove Angle on Arc Characteristics in Pulsed GMA Weaving Welding

Kwang-Deok Choi, Won-Ik Cho, Cheolhee Kim, Suck-Joo Na

Journal of KWJS. 2009;27(4):67-72.

Crack Susceptibility Reduction and Weld Strength Improvement for Al Alloy 5J32-T4 by using Laser Weaving Method

Kwang-Deok Choi, Young-Nam Ahn, Cheolhee Kim

Journal of KWJS. 2009;27(4):26-31.

Statistical Analysis of Korean Welding Industry (Ⅱ)

Cheolhee Kim, Min-Jeong Kang, SungMin Bae

Journal of KWJS. 2008;26(6):8-11.

Improvement of Gap Bridging Ability in CO₂ Laser-GMA Hybrid Welding

Hyunbyung Chae, Cheolhee Kim, Jeong-Han Kim, Sehun Rhee

Journal of KWJS. 2006;24(5):49-56.