high-temperature superconductor

High-temperature superconductors are materials that exhibit zero electrical resistance at temperatures significantly higher than traditional superconductors, though still very cold. Discovered in 1986, these ceramic materials, often containing elements like copper and oxygen, have transition temperatures that can reach up to 134 K (approximately -139 °C or -218 °F). This is a substantial increase from the earlier discovered superconductors, which typically required cooling below 20 K.12

The unique properties of these materials, such as their crystal structures and anisotropy, are areas of intense research. While they offer potential advantages like low power dissipation and high operating speeds, challenges such as brittleness and chemical instability need to be addressed for widespread application. Potential uses include advanced computer components, medical imaging devices, and high-speed transportation systems.342