Donald Sadoway

Donald Sadoway is a Canadian-American electrochemist and John F. Elliott Professor of Materials Chemistry at the Massachusetts Institute of Technology. He is renowned for his pioneering research in electrochemical systems for energy storage and production, most notably the invention of the liquid metal battery. His work has been recognized with major awards, including the IRI Medal from the Industrial Research Institute and the European Inventor Award.

Early life and education

Born in Toronto, Ontario, Sadoway developed an early interest in science and engineering. He pursued his undergraduate and master's degrees in metallurgy and materials science at the University of Toronto, earning a Bachelor of Applied Science and a Master of Applied Science. He then attended the University of Cambridge in the United Kingdom for his doctoral studies, where he worked under the supervision of renowned electrochemist Derek Fray at the Department of Materials Science and Metallurgy. His Ph.D. thesis focused on molten salt electrolysis, a foundational area that would later inform his most significant inventions.

Academic career

Upon completing his doctorate, Sadoway joined the faculty of the Massachusetts Institute of Technology in 1978, where he has remained for his entire academic career. He holds a professorship in the Department of Materials Science and Engineering and was named the John F. Elliott Professor of Materials Chemistry. At MIT, he is celebrated as a dedicated educator, teaching the popular introductory course Introduction to Solid State Chemistry (3.091). His teaching excellence has been recognized with the MacVicar Faculty Fellowship, MIT's highest award for undergraduate education. He has also been a visiting professor at institutions like the University of Paris.

Research and inventions

Sadoway's research is centered on innovative electrochemical processes for sustainable energy technologies. His early work advanced the understanding of solid oxide fuel cell components and high-temperature corrosion. His most famous invention is the liquid metal battery, a grid-scale energy storage device that uses layers of molten metal and molten salt as its electrodes and electrolyte. This technology, developed with his team and later commercialized by the company Ambri Inc., is designed for low-cost, long-duration storage of renewable energy from sources like solar power and wind power. His other significant research includes the development of environmentally friendly processes for metal production, such as the electrolytic extraction of titanium and magnesium, and contributions to the Hall–Héroult process for aluminum smelting.

Awards and honors

Sadoway has received numerous accolades for his scientific contributions and innovation. In 2012, he was awarded the IRI Medal from the Industrial Research Institute and the European Inventor Award in the "Non-European countries" category for the liquid metal battery. He is a Fellow of the Electrochemical Society and the American Ceramic Society. His work was featured prominently in the documentary film *The Last Mountain*, and he has been invited to speak at major forums including TED. He holds an extensive portfolio of U.S. patents for his electrochemical inventions.

Personal life

Sadoway maintains a strong connection to his roots in Canada while having built his career in the United States. He is known for his passionate advocacy for science education and the critical role of electrochemistry in addressing global energy challenges. His lectures and public talks often emphasize the importance of fundamental research and its translation into practical technologies that can impact society. He continues to advise students and researchers at MIT while guiding the commercial development of his inventions through partnerships with industry.

Category:American electrochemists Category:Canadian electrochemists Category:Massachusetts Institute of Technology faculty Category:University of Toronto alumni Category:University of Cambridge alumni Category:1950 births Category:Living people