Yilun Li

Title: Yilun Li: Innovator in Semiconductor Etching Technology

Introduction

Yilun Li is a prominent inventor based in Newark, CA (US). He has made significant contributions to the field of semiconductor technology, particularly in the area of etching processes. His innovative work has led to advancements that enhance the quality and efficiency of semiconductor manufacturing.

Latest Patents

Yilun Li holds a patent for a method titled "High aspect ratio dielectric etch with chlorine." This patent describes various embodiments related to methods and apparatus for etching recessed features on a semiconductor substrate. The techniques outlined in this patent enable the formation of high-quality recessed features with a substantially vertical profile, low bowing, low twisting, and highly circular features. These results can be achieved with a high degree of selectivity and a relatively high etch rate. The etching process involves exposing the substrate to plasma generated from a processing gas that includes a chlorine source, a carbon source, a hydrogen source, and a fluorine source. Notably, the etching typically occurs at low temperatures, around 25°C or lower.

Career Highlights

Yilun Li is associated with Lam Research Corporation, a leading company in the semiconductor equipment industry. His work at Lam Research has positioned him as a key player in the development of advanced etching technologies that are crucial for modern semiconductor fabrication.

Collaborations

Yilun Li has collaborated with notable colleagues, including Rui Takahashi and Eric A Hudson. These collaborations have fostered an environment of innovation and have contributed to the advancement of semiconductor technologies.

Conclusion

Yilun Li's contributions to semiconductor etching technology exemplify the impact of innovative thinking in the field. His patent and work at Lam Research Corporation highlight his role as a significant inventor in the industry.