Tohoku University · Engineering
Professor Yutaka S. Sato's research lab specializes in advanced joining technologies for lightweight structural materials, with a primary focus on friction stir welding and related solid-state joining processes. The lab investigates the microstructural evolution, interfacial reactions, and mechanical properties of dissimilar metal joints, particularly in aluminum and magnesium alloys used in the automotive and aerospace industries. Current research directions emphasize process optimization, defect control, and the development of high-strength, reliable joints for next-generation lightweight structures. The lab also explores the role of intermetallic compound formation and its impact on joint performance under various welding conditions.
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