Erwei Shi

Title: Erwei Shi: Innovator and Inventor in Crystal Growth Technology

Introduction

Erwei Shi is a distinguished inventor based in Shanghai, China, known for his significant contributions to the field of crystal growth technology. With a total of four patents to his name, he has developed groundbreaking inventions that address essential challenges in the production of silicon carbide crystals.

Latest Patents

Among his notable patents are two recent innovations:

1. **Crucible for Crystal Growth and Method for Releasing Thermal Stress in Silicon Carbide Crystal**: This invention pertains to a specially designed crucible that maintains contact with the sides of the prepared crystals. The crucible features an annular non-closed splicing structure, which effectively prevents the crystals from becoming hooped. This structure also facilitates the release of thermal stress concentrated during the crystal growth process, resulting in a reduced fracturing rate and an increased yield of quality crystals.

2. **Controllable Splitting Method for High Current Pulse and Apparatus Therefor**: This method involves the electrical connection of a photoconductive switch to manage current pulses. By integrating this switch with a laser pulse system, the invention enables the precise synchronization of current pulse outputs with the input time domain. As a result, it allows for a controlled current pulse signal that operates with a split waveform, enhancing efficiency in various applications.

Career Highlights

Erwei Shi has spent a significant part of his career at prestigious research institutions. He has worked at the Shanghai Institute of Ceramics, which is affiliated with the Chinese Academy of Sciences, and has contributed his expertise at the R&D Center of the Shanghai Institute of Ceramics. His research focuses on advanced materials and methods in crystal growth technology.

Collaborations

Throughout his career, Erwei Shi has collaborated with notable professionals in his field, including colleagues Haikuan Kong and Yanqing Zheng. These collaborations have fostered an environment of innovation and knowledge exchange, further enhancing the impact of their collective work.

Conclusion

Erwei Shi's contributions to the field of crystal growth, particularly through his innovative patents, have paved the way for advancements in manufacturing high-quality silicon carbide crystals. His ongoing research and dedication to innovation continue to make significant strides in material science and engineering, establishing him as a prominent figure in the realm of modern inventions.