For example, neodymium is critical for making the strong magnets used in computer hard discs, lasers and wind turbines. Gadolinium is vital for MRI machines, while samarium and cerium play key roles ...

Rare earth elements are tiny yet essential parts of many of the technologies you use every day. New techniques are making ...

For example, neodymium is critical for making the strong magnets used in computer hard discs, lasers and wind turbines. Gadolinium is vital for MRI machines, while samarium and cerium play key ...