Yttrium Brought Back by Apollo from the Moon
Recently, the topic of superconductors has resurfaced in discussions, particularly with the idea that at low enough temperatures, certain materials exhibit zero electrical resistance—a phenomenon known as superconductivity. Introduction In 1986, scientists Muller and Bednorz at IBM’s laboratory in Switzerland discovered a series of ceramics that exhibited superconductivity at 35 K. The following year, scientists …