Antonio Ramirez

Professor Antonio Ramirez is a faculty member in the Department of Materials Science and Engineering at The Ohio State University, where he joined in 2015. He serves as Director of the Manufacturing and Materials Joining Innovation Center (Ma²JIC), the largest NSF-sponsored Industry-University Cooperative Research center in the U.S. He teaches courses in welding metallurgy and additive manufacturing for the university's welding engineering program. Previously, he held leadership roles at Brazil's Synchrotron Light National Laboratory (LNLS) and Nanotechnology National Laboratory (LNNano) from 2004–2015.

Education:

• B.S. Mechanical Engineering, National University of Colombia (1993)
• M.S. Materials Science and Engineering, Sao Paulo University (1997)
• Ph.D. Materials Science and Engineering, Sao Paulo University (2001)

Research Interests:
His work bridges fundamental and applied materials science, focusing on phase transformations in structural alloys during welding and additive manufacturing. Key areas include:

• In-situ characterization via electron microscopy and synchrotron X-ray diffraction
• Fusion welding and friction stir welding of advanced steels/Ni-alloys
• Integrated Computational Materials Engineering (ICME) for aerospace/automotive applications
• Process optimization for multi-material joining and 3D printing

Awards & Leadership:

• Elsevier Top 2% Global Scientist (2022)
• IAspire Leadership Academy Fellow (2021)
• Recipient of NASA grant for additive manufacturing R&D (2017)
• Secured NSF START grant for Ma²JIC (2022)

Advising & Outreach:
As a faculty mentor, he promotes diversity and inclusion initiatives, leveraging his international background from Colombia, Brazil, and the U.S. He leads multidisciplinary teams at Ma²JIC to develop industry-focused joining technologies.