Steven A Ringel

Title: The Innovations of Steven A. Ringel

Introduction

Steven A. Ringel is a notable inventor based in Columbus, Ohio. He has made significant contributions to the field of photovoltaic devices, particularly through his innovative patent. His work focuses on enhancing the efficiency and effectiveness of solar energy technologies.

Latest Patents

One of Steven A. Ringel's key patents is titled "Hydrogen passivated heteroepitaxial III-V photovoltaic devices grown on." This patent describes a hydrogen passivated photovoltaic device, such as a solar cell, which comprises a lattice mismatched substrate like Ge or Si, along with a hydrogen passivated heteroepitaxial layer such as InP grown on the substrate. The process involves exposing a sample of a heteroepitaxial III-V material to reactive hydrogen species at elevated temperatures. This innovative approach allows reactive hydrogen to form bonds with dangling bonds along dislocations defined in the sample, effectively passivating the electrical activity in the dislocations through the hydrogenation process.

Career Highlights

Throughout his career, Steven A. Ringel has worked with esteemed organizations, including The Ohio State University Research Foundation and Essential Research, Inc. His experience in these institutions has allowed him to further develop his expertise in photovoltaic technologies and contribute to advancements in the field.

Collaborations

Steven has collaborated with notable colleagues such as Richard W. Hoffman and Basab Chatterjee. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Steven A. Ringel's contributions to the field of photovoltaic devices highlight his innovative spirit and dedication to advancing solar energy technologies. His patent and collaborations reflect a commitment to improving the efficiency of renewable energy solutions.