Zheng Li

Title: Zheng Li: Innovator in Tunnel Boring and Semiconductor Measurement

Introduction

Zheng Li is a prominent inventor based in Hefei, China. He has made significant contributions to the fields of tunnel boring and semiconductor measurement, holding a total of 2 patents. His innovative work has the potential to enhance efficiency and precision in these critical areas of technology.

Latest Patents

Zheng Li's latest patents include a full-face shaft tunnel boring machine system and a method and device for measuring the dimensions of semiconductor structures. The full-face shaft tunnel boring machine system features a cutterhead device designed for tunneling downwards in a shaft. It incorporates a full-hydraulic formwork device for supporting and walling in a wellbore, along with an upper muck-discharge system for vertically conveying rock mucks generated during tunneling. The integrated structure of the cutterhead device includes a vertical guide frame, a cutter-expanded boring head, and an advanced cutterhead, all working together to improve tunneling efficiency.

The second patent, a method and device for measuring the dimensions of semiconductor structures, utilizes an Atomic Force Microscope (AFM). This innovative approach involves controlling a probe to move a specific distance from a reference position to the top surface of the semiconductor structure. The probe then scans the surface while maintaining this distance, allowing for precise detection of amplitudes at various scanning points. This data is used to determine the Critical Dimension (CD) of the semiconductor structure, showcasing Zheng Li's expertise in measurement technology.

Career Highlights

Zheng Li has worked with notable organizations, including the Hefei Design & Research Institute of Coal Industry and the University of Science and Technology Beijing. His experience in these institutions has allowed him to develop and refine his innovative ideas, contributing to advancements in engineering and technology.

Collaborations

Zheng Li has collaborated with esteemed colleagues such as Huidong Xu and Renshu Yang. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and expertise, further enhancing the impact of their work.

Conclusion

Zheng Li is a distinguished inventor whose contributions to tunnel boring and semiconductor measurement are noteworthy. His patents reflect a commitment to innovation and excellence in engineering. Through his work, he continues to influence the fields of technology and engineering positively.