Magnets (IMAGE) Immanuel Kant Baltic Federal University Caption Ferromagnets, or more precisely, magnets -- are extremely demanded materials in modern electronics. The magnets present in almost every device -- TVs, computers, fridges, cars, smartphones, etc. But it is necessary to remember, that ferromagnetic alloys are made of rare-earth elements (REE) that is way an effective and high-powered magnet is an expensive thing. Credit Immanuel Kant Baltic Federal University Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.