Yingyi He

Title: **Innovative Contributions of Inventor Yingyi He**

Introduction

Yingyi He, a notable inventor based in Guangzhou, China, has made significant advancements in the field of materials science. With a focus on innovative methods for preparing graphene, his work stands out within the scientific community. Yingyi holds one patent that exemplifies his expertise and contribution to modern material technology.

Latest Patents

Yingyi He's patent titled "Method for preparing graphene by liquid-phase ball milling exfoliation" describes a novel approach to producing graphene. This method involves several key steps:

1. Mixing a transition metal halide salt, a nitrogen source substance, and an organic solvent to create an intercalation agent.

2. Combining the intercalation agent with graphite to perform ball milling, followed by centrifugation to obtain a graphite intercalation compound.

3. Washing and filtering the resultant compound, after which an expansion agent is added, and ultrasonic agitation is performed to create a graphene dispersion.

4. Finally, the graphene dispersion is washed, filtered, and dried to yield graphene powder.

The innovation lies in the efficient and scalable method of producing high-quality graphene, a material that holds vast potential in various industries including electronics and materials engineering.

Career Highlights

Yingyi He is affiliated with the Guangzhou Special Pressure Equipment Inspection and Research Institute, where his research and development efforts are concentrated. His contributions to the institute have been vital in advancing their technical capabilities and fostering an environment of innovation.

Collaborations

In his professional journey, Yingyi has had the opportunity to collaborate with talented colleagues, including Bo Yang and Shuanghong Zhang. These collaborations not only enhance his research efforts but also contribute to a collective knowledge base that drives further innovations.

Conclusion

Yingyi He’s contributions to the field of graphene preparation through his patented method are paving the way for future advancements in materials science. His work at the Guangzhou Special Pressure Equipment Inspection and Research Institute, along with collaborations with esteemed coworkers, highlights the collaborative spirit of innovation that is essential for scientific progress. As the demand for advanced materials continues to grow, inventors like Yingyi play a crucial role in shaping the future of technology and engineering solutions.