Takayuki Kihara

About

Dr. Takayuki Kihara is a leading figure in advanced welding technologies, with a primary focus on the hybrid joining of lightweight materials, particularly aluminium alloys. His most cited work, "High Speed Welding of Aluminium Alloy Sheets with Laser/AC Pulsed MIG Hybrid Process" (2004, 13 citations), addresses a critical industrial challenge: achieving high-speed, defect-free welds on thin aluminium sheets. Kihara’s key contribution lies in pioneering the integration of a laser beam with AC pulsed MIG welding. He demonstrated that while AC pulsed MIG alone offers excellent gap tolerance and low heat input—preventing burn-through—it suffers from insufficient penetration at high speeds. By irradiating a laser into the process, he created a synergistic hybrid that overcomes this limitation, enabling robust, high-speed joints. This work has had a notable impact on automotive and aerospace manufacturing, where lightweight construction and production efficiency are paramount. Through this innovative hybrid approach, Kihara has helped advance the practical application of laser-arc welding, providing a solution that balances heat management with deep penetration for high-speed production lines.

Research Focus

Key Achievements

Top Papers

1. 1
   High Speed Welding of Aluminium Alloy Sheets with Laser/AC Pulsed MIG Hybrid Process

   13 citations · 2004

Key Collaborators

Contact & Links