Graham Fisher

Title: Graham Fisher: Innovator in Silicon Wafer Technology

Introduction

Graham Fisher is a notable inventor based in Novara, Italy. He has made significant contributions to the field of silicon wafer technology, holding 2 patents that showcase his innovative approach to materials science.

Latest Patents

Fisher's latest patents include advancements in the preparation of silicon wafers with controlled precipitation distribution. One of his key inventions is a process for treatment of a silicon wafer that achieves a controlled distribution of the density of oxygen precipitate nucleation centers. This process involves shielding one face of the wafer while exposing the other face to an atmosphere containing nitrogen or a nitrogen compound gas, with minimal oxygen present. The rapid thermal treatment occurs at temperatures of at least about 1175°C, generating nucleation centers that serve as sites for the growth of oxygen precipitates during subsequent heat treatments.

Career Highlights

Graham Fisher is currently employed at MEMC Electronic Materials, Inc., where he continues to push the boundaries of silicon wafer technology. His work has been instrumental in enhancing the performance and reliability of silicon wafers used in various applications.

Collaborations

Fisher has collaborated with notable colleagues, including Robert J. Falster and Giancarlo Ferrero, contributing to a dynamic research environment that fosters innovation.

Conclusion

Graham Fisher's contributions to silicon wafer technology exemplify the impact of innovative thinking in materials science. His patents reflect a commitment to advancing the field and improving the functionality of silicon wafers.