Richard E Brownfield

Title: The Innovations of Richard E Brownfield

Introduction

Richard E Brownfield is a notable inventor based in North Canton, OH (US). He has made significant contributions to the field of semiconductor technology, holding 2 patents that showcase his expertise and innovative spirit.

Latest Patents

Brownfield's latest patents focus on the development of electrodeposited doped II-VI semiconductor films and devices. This method involves electrodepositing a doped compound semiconductor film that includes tellurium and a metal selected from Group IIB of the Periodic Table of Elements. By adding an effective concentration of dopant ions to the electrolyte bath, he has enabled the doping of cadmium telluride, mercury cadmium telluride, and zinc cadmium telluride with copper, silver, and gold. The conductivity type of the electrodeposited doped layers can be altered through heat treatment. His innovations have led to substantial improvements in thin film photovoltaic cells, enhancing open circuit voltage, fill factor, and efficiency compared to similar devices that utilize undoped electrodeposited layers.

Career Highlights

Richard E Brownfield is currently associated with The Standard Oil Company, where he continues to apply his knowledge and skills in semiconductor technology. His work has had a lasting impact on the industry, particularly in the development of more efficient photovoltaic cells.

Collaborations

Throughout his career, Brownfield has collaborated with talented individuals such as Miroslav Ondris and Marty A Pichler. These partnerships have contributed to the advancement of his research and innovations in the field.

Conclusion

Richard E Brownfield's contributions to semiconductor technology and his innovative patents reflect his dedication to advancing the field. His work continues to influence the development of more efficient energy solutions.