AI Finds 25 New Magnets to Make EVs Cheaper

Electric vehicles are about to get cheaper, thanks to artificial intelligence that just uncovered 25 new magnetic materials no one knew existed.

Scientists at the University of New Hampshire built an AI system that can read scientific papers and pull out critical data about magnetic materials. The result is a searchable database of 67,573 magnetic compounds, including 25 that can stay magnetic even at high temperatures.

This matters because today's most powerful magnets depend on rare earth elements that are expensive, hard to secure, and mostly imported. These magnets are essential to electric vehicles, smartphones, medical devices, and power generators. Without cheaper alternatives, EVs will remain out of reach for millions of families.

Suman Itani, the doctoral student who led the research, explains the stakes clearly. "By accelerating the discovery of sustainable magnetic materials, we can reduce dependence on rare earth elements, lower the cost of electric vehicles and renewable-energy systems, and strengthen the U.S. manufacturing base," she said.

The challenge has always been scale. Millions of possible element combinations exist, but testing them all in a lab would take decades and cost billions. The AI approach changes everything by predicting which materials will work before scientists ever step into a lab.

The team trained their computer models to determine whether a material is magnetic and calculate the exact temperature where it loses its magnetism. That second factor is crucial because motors in electric vehicles get extremely hot during operation.

Professor Jiadong Zang, who co-authored the study published in Nature Communications, sees this as solving one of the toughest problems in materials science. The team believes their AI technology could discover sustainable alternatives to permanent magnets within years, not decades.

The Ripple Effect

Cheaper magnets mean more than just affordable electric vehicles. Wind turbines need powerful magnets to generate clean electricity efficiently. Medical imaging equipment like MRI machines depends on advanced magnetic materials. Even the renewable energy grid requires magnets for transformers and generators.

Breaking dependence on imported rare earth elements also strengthens national security and creates manufacturing jobs. When American companies can produce their own advanced materials, entire supply chains shift back home.

The research team is already thinking beyond magnets. Their AI system could help digitize old library collections by converting images into searchable text formats, preserving scientific knowledge for future generations.

The future of clean energy just got brighter, one magnetic compound at a time.