Applications of Hard Magnets

This lecture covers the applications of hard magnets in modern technologies, focusing on examples such as conductive fluid systems, vibration diaphragms, and magnetic material coils. It discusses the qualities and compositions of hard magnets, emphasizing their benefits in compact device design. The lecture also explores different types of hard magnets, including hard ferrites, Alnico alloys, rare-earth alloys, and other compositions. Additionally, it delves into the intrinsic and normal curves of hard magnets, highlighting their demagnetization resistance and compact configuration advantages in various applications.