Elie H Najjar

Title: Elie H Najjar: A Pioneer in Nickel Interconnect Technology

Introduction

Elie H Najjar is a prominent inventor based in Norwood, MA, known for his significant contributions to the field of semiconductor materials and processes. With 13 patents to his name, Najjar has been instrumental in developing innovative solutions to enhance the manufacturing and performance of electronic components.

Latest Patents

Two of Najjar's latest patents exemplify his expertise in the field:

1. **Composition and method for fabrication of nickel interconnects** - This patent details a nickel electrodeposition composition designed for via fill or barrier nickel interconnect fabrication. The composition includes a source of nickel ions, polarizing additives, and depolarizing additives, along with suitable acids, surfactants, buffers, and stress modifiers. The focus is on achieving bottom-up filling of vias and trenches, which is crucial for advanced semiconductor manufacturing.

2. **Method and wet chemical compositions for diffusion barrier formation** - This patent describes a method for forming a diffusion barrier layer on a dielectric or semiconductor substrate through a wet process. It involves treating the substrate with an aqueous pretreatment solution that promotes adsorption, followed by contact with a deposition solution containing manganese compounds and an inorganic pH buffer. The diffusion barrier layer formed is composed of manganese oxide, improving the substrate's performance. The invention also includes a two-part kit designed to facilitate the formation of the diffusion barrier layer.

Career Highlights

Throughout his career, Elie H Najjar has made substantial impacts while working for notable companies, including MacDermid Enthone GmbH and Rohm & Haas Electronic Materials LLC. His tenure at these organizations allowed him to develop and implement cutting-edge technologies that have shaped the electronics manufacturing industry.

Collaborations

Najjar has collaborated with talented professionals in his field, including Shaopeng Sun and Kyle M Whitten. These partnerships have fostered innovation and propelled advancements in their projects, further establishing Najjar’s reputation as an influential inventor.

Conclusion

Elie H Najjar continues to be a driving force in the realm of semiconductor technologies. With his ongoing contributions and extensive patent portfolio, he remains dedicated to pushing the boundaries of innovation and enhancing the efficacy of electronic materials and processes. His work is a testament to the importance of creativity and persistence in the world of invention.