Superconducting Magnets for Fusion

This lecture covers the fundamental aspects of superconductivity for fusion applications, including the need for superconducting magnets in plasma confinement, the discovery of superconductivity, and the differences between superconductors and perfect conductors. It delves into the types of superconductors, such as Type I and Type II, and their behavior in magnetic fields. The lecture also discusses the materials used for fusion magnets, like NbTi and Nb3Sn, as well as high-temperature superconductors. Furthermore, it explores the challenges and requirements in designing superconducting magnets for fusion devices, including mechanical, thermal, electrical, and economical aspects. The presentation concludes with an overview of present fusion devices utilizing superconducting coils and the prospects for future fusion reactors with superconducting magnets.