Journal of Welding and Joining

Research Paper

June 30, 2026

Power Semiconductor Module Busbar Welding Using a Single-Mode Fiber Laser (Part 1): Heat-Affected Zone Formation and Solidification Cracking Behavior during High-Speed Multi-Pass Welding

Ye-Ji Yoo, Keun-Jae Lee, Se-Min Park, et al.

J Weld Join. 2026;44(3):205-215.

This study investigates the heat-affected zone (HAZ) formation behavior and solidification cracking characteristics in large-area Cu-Cu busbar joints fabricated by single-mode fiber laser multi-pass welding for power semiconductor module applications....

Research Paper

June 30, 2026

Power Semiconductor Module Busbar Welding Using a Single-Mode Fiber Laser (Part 2): Effects of Busbar Thickness and Heat Input on Weldability during High-Speed Multi-Pass Welding

Ye-Ji Yoo, Keun-Jae Lee, Se-Min Park, et al.

J Weld Join. 2026;44(3):216-223.

This study investigates the effects of busbar thickness and heat input on the weldability of large-area Cu-Cu busbar joints fabricated by single-mode fiber laser multi-pass welding for power semiconductor module...

Research Paper

June 30, 2026

Effects of Process Parameters and Post-Weld Insulation on Angular Distortion Behavior of HDPE Extrusion-Welded Structures

Su-Ji Kang, Jae-Min Lee

J Weld Join. 2026;44(3):224-232.

Unlike conventional fiber-reinforced plastic (FRP), high-density polyethylene (HDPE) is recyclable and has recently attracted attention as an environmentally friendly hull material for small craft. During fabrication of HDPE hull structures,...

Research Paper

June 30, 2026

Effects of Heat Input and Interpass Temperature on the Microstructure, Intergranular Corrosion, and Mechanical Properties of Flux-Cored Arc Welded Type 316L Stainless Steel

Soo Kim, Hyun-Uk Hong

J Weld Join. 2026;44(3):233-246.

Type 316L austenitic stainless steel is widely used in chemical, petrochemical, and nuclear industries because of its excellent corrosion resistance and mechanical properties. However, the thermal cycles generated during welding...

Research Paper

June 30, 2026

Quantifying LME Susceptibility of Zinc-Coated Advanced High-Strength Steels via Pre-Strained Resistance Spot Testing and Crack Index

Hyeon-Do Jeon, Arun Lalachan, Su-Min Park, et al.

J Weld Join. 2026;44(3):247-257.

Zinc-coated advanced high-strength steels (AHSSs) are highly susceptible to surface cracking induced by liquid metal embrittlement (LME) during resistance spot welding (RSW). However, directly comparing LME sensitivity across various steel...

Research Paper

June 30, 2026

Degradation Characteristic of Transfer-Molded SiC Power Modules with Copper-Based Insulated Metal Substrate (IMS) under Thermal Shock Condition

Mi-Song Kim, Won Sik Hong, Dong-Keun Jang

J Weld Join. 2026;44(3):258-265.

Electrical and thermal degradation and interfacial microstructural evolution were investigated in a transfer-molded 1200 V, 75 A class SiC power module with an insulated metal substrate (IMS) using a thermal...

Research Paper

June 30, 2026

Effect of Repeated Powder Reuse on the Quality and Mechanical Properties of Ti-6Al-4V Fabricated by Laser Powder Bed Fusion

Jae H. Kim, Subeen Park, Hyomoon Joo, et al.

J Weld Join. 2026;44(3):266-274.

This study evaluated the effect of repeated powder reuse on the quality and mechanical properties of Ti-6Al-4V fabricated by laser powder bed fusion. Gas-atomized Ti-6Al-4V powder was repeatedly reused up...

Research Paper

June 30, 2026

A Study on the Correlation between Optical Emission Image Characteristics and Mechanical Properties in Metal 3D Printing Processes

YongJae Kwon, SeongSeon Shin, Moon Sung Ahn, et al.

J Weld Join. 2026;44(3):275-283.

In this study, optical emission image analysis was performed to investigate the correlation between process characteristics and mechanical properties in powder bed fusion (PBF) additive manufacturing. Optical emission images generated...

Current Issue: Volume 44(3); Jun 2026

Power Semiconductor Module Busbar Welding Using a Single-Mode Fiber Laser (Part 1): Heat-Affected Zone Formation and Solidification Cracking Behavior during High-Speed Multi-Pass Welding Ye-Ji Yoo, Keun-Jae Lee, Se-Min Park, Pil-Kyong Oh, Eun-Joon Chun J Weld Join. 2026;44(3):205-215. Research Paper Full text PubReader ePub PDF	Power Semiconductor Module Busbar Welding Using a Single-Mode Fiber Laser (Part 2): Effects of Busbar Thickness and Heat Input on Weldability during High-Speed Multi-Pass Welding Ye-Ji Yoo, Keun-Jae Lee, Se-Min Park, Pil-Kyong Oh, Eun-Joon Chun J Weld Join. 2026;44(3):216-223. Research Paper Full text PubReader ePub PDF
Effects of Process Parameters and Post-Weld Insulation on Angular Distortion Behavior of HDPE Extrusion-Welded Structures Su-Ji Kang, Jae-Min Lee J Weld Join. 2026;44(3):224-232. Research Paper Full text PubReader ePub PDF	Effects of Heat Input and Interpass Temperature on the Microstructure, Intergranular Corrosion, and Mechanical Properties of Flux-Cored Arc Welded Type 316L Stainless Steel Soo Kim, Hyun-Uk Hong J Weld Join. 2026;44(3):233-246. Research Paper Full text PubReader ePub PDF
Quantifying LME Susceptibility of Zinc-Coated Advanced High-Strength Steels via Pre-Strained Resistance Spot Testing and Crack Index Hyeon-Do Jeon, Arun Lalachan, Su-Min Park, Sivaprasad Murugan, Fengzhen Sun, Yeong-Do Park J Weld Join. 2026;44(3):247-257. Research Paper Full text PubReader ePub PDF	Degradation Characteristic of Transfer-Molded SiC Power Modules with Copper-Based Insulated Metal Substrate (IMS) under Thermal Shock Condition Mi-Song Kim, Won Sik Hong, Dong-Keun Jang J Weld Join. 2026;44(3):258-265. Research Paper Full text PubReader ePub PDF
Effect of Repeated Powder Reuse on the Quality and Mechanical Properties of Ti-6Al-4V Fabricated by Laser Powder Bed Fusion Jae H. Kim, Subeen Park, Hyomoon Joo, Jae-Keun Hong J Weld Join. 2026;44(3):266-274. Research Paper Full text PubReader ePub PDF	A Study on the Correlation between Optical Emission Image Characteristics and Mechanical Properties in Metal 3D Printing Processes YongJae Kwon, SeongSeon Shin, Moon Sung Ahn, JaeHyeong Cho, JunHo Hwang, HyunDeok Kim J Weld Join. 2026;44(3):275-283. Research Paper Full text PubReader ePub PDF

Journal of
Welding and
Joining

Print ISSN: 2466-2232
Online ISSN: 2466-2100

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