Jie Liu

Title: Innovations of Jie Liu in Semiconductor Processing

Introduction

Jie Liu is a prominent inventor based in Sunnyvale, CA, known for his significant contributions to semiconductor processing technologies. With a total of 17 patents to his name, Liu has made remarkable advancements in the field, particularly in methods that enhance the efficiency and effectiveness of semiconductor fabrication.

Latest Patents

Among his latest patents, Liu has developed a method for processing a semiconductor substrate that involves generating fluorine radicals and ions. This innovative method includes delivering the fluorine radicals through an ion blocker to a processing region and removing portions of a gate structure to expose the underlying gate dielectric material. The gate structure consists of at least two ceramic or metal layers, with the gate dielectric material made of a high-k dielectric material. The substrate is maintained at a temperature of about 60 degrees Celsius or higher during the etching process, which results in a flat cross-sectional profile of the layers. Another notable patent involves methods for etching metal films that are difficult to volatilize. This method utilizes a chlorine-containing precursor and a carbon-and-nitrogen-containing precursor to form volatile metal complexes, allowing for effective metal removal while preserving other exposed materials.

Career Highlights

Jie Liu has established a successful career at Applied Materials, Inc., where he has been instrumental in developing cutting-edge technologies for semiconductor manufacturing. His work has not only advanced the field but has also contributed to the overall efficiency of semiconductor production processes.

Collaborations

Liu has collaborated with notable colleagues, including Nitin K Ingle and Anchuan Wang, to further enhance the innovations in semiconductor processing. Their combined expertise has led to significant advancements in the industry.

Conclusion

Jie Liu's contributions to semiconductor processing through his innovative patents and collaborative efforts have made a lasting impact on the field. His work continues to influence the future of semiconductor technology and manufacturing processes.