Yao Shi

Title: **Innovative Contributions of Yao Shi in Sintered Magnet Technology**

Introduction

Yao Shi, an innovative inventor based in Fujian, China, is recognized for his significant contribution to the field of rare-earth magnets. His work focuses on the development of R-Fe-B-based sintered magnets with reduced boron content, which provides improved properties for various applications.

Latest Patents

Yao holds a patent for an innovative R-Fe-B-based sintered magnet characterized by a low boron content. This invention outlines a preparation method and specific composition ratios for achieving optimized magnet properties. The sintered magnet consists of 28.5 wt % to 31.5 wt % of R, 0.86 wt % to 0.94 wt % of B, and various other components including cobalt, copper, gallium, titanium, and iron. Notably, his invention results in a magnet where the R-TM series phase comprises at least 75% of the volume of grain boundaries, enhancing the material's coercivity (Hcj) and energy product (SQ) values.

Career Highlights

Yao Shi is affiliated with Fujian Golden Dragon Rare-earth Co., Ltd., where he applies his expertise in material science and engineering to drive innovations in magnet technology. His dedication to research and development in this niche has established him as a key figure in the advancement of rare-earth materials.

Collaborations

Throughout his career, Yao has collaborated with notable colleagues such as Qin Lan and Yan Zhou. These partnerships reflect a vibrant team dynamic aimed at exploring and enhancing the performance of rare-earth magnetic materials. Their collective efforts contribute to pushing the boundaries of magnet technology and fostering innovation in the field.

Conclusion

Yao Shi's inventive spirit and technical prowess have made a substantial impact on the development of low-boron sintered magnets. His contributions are pivotal in advancing the capabilities of magnetic materials, fostering further innovation in their applications across various industries. As he continues to explore new frontiers in material science, the implications of his work are sure to resonate within the technological community for years to come.