La2CuO4 is a compound made up of lanthanum, copper, and oxygen. It is a member of the high-temperature superconductor family, which means it can conduct electricity without resistance at relatively high temperatures compared to traditional superconductors. This material has a layered structure, where copper-oxide planes play a crucial role in its superconducting properties. The compound is often studied for its potential applications in electronics and energy systems. Researchers are particularly interested in understanding the mechanisms behind its superconductivity, which could lead to advancements in superconducting materials and technologies, such as magnetic levitation and power transmission.