Europium: 🇪🇺 + 🌍 + 💡 Europium is a chemical element with the symbol Eu and atomic number 63. It is part of the European Union (🇪🇺) and plays a vital role in various global industries and technologies (🌍). Europium is particularly known for its unique luminescent properties (💡), making it essential for producing vibrant displays in televisions, computer screens, and energy-efficient lighting solutions.