Andrew Johnson

Title: The Innovations of Andrew Johnson

Introduction

Andrew Johnson is a notable inventor based in Newport, GB. He has made significant contributions to the field of technology, particularly in the development of advanced materials and photovoltaic devices. With a total of three patents to his name, Johnson's work reflects a commitment to innovation and practical applications.

Latest Patents

One of Johnson's latest patents is for a layered structure with a deformation control layer. This invention comprises a substrate that has a first deformation, along with one or more device layers that form a device and have a second deformation. The deformation control layer is pseudomorphic with respect to the substrate and has a third deformation. This design allows for a controlled, known deformation that can be compressive, tensile, or zero, providing significant advantages in various applications.

Another notable patent is for a multijunction photovoltaic device that features a silicon barrier between cells. This photovoltaic device, particularly a solar cell, includes an interface between a layer of Group III-V material and a layer of Group IV material. A thin silicon diffusion barrier is provided at or near this interface, controlling the diffusion of Group V atoms into the Group IV material. This innovation enhances the solar cell properties, making it a valuable advancement in renewable energy technology.

Career Highlights

Andrew Johnson is currently employed at IQE Plc, a company known for its expertise in semiconductor materials. His work at IQE Plc has allowed him to further develop his innovative ideas and contribute to the company's success in the industry.

Collaborations

Johnson has collaborated with several talented individuals, including Andrew William Nelson and Robert Cameron Harper. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Andrew Johnson's contributions to the field of innovation and technology are noteworthy. His patents reflect a deep understanding of material science and renewable energy, showcasing his role as a leading inventor in his field.