Ping Wu

Title: **Ping Wu – Innovator in Crystal Growth Technologies**

Introduction

Ping Wu, based in Warren, NJ, is a distinguished inventor known for his contributions to the field of crystal growth technologies. With a remarkable portfolio of 9 patents, he has made significant strides in the development of high-quality silicon carbide (SiC) single crystals and their manufacturing processes.

Latest Patents

Among Ping Wu's latest patents are innovative methodologies for growing vanadium-compensated, silicon (Si) silicon carbide (SiC) single crystals. In his processes, a crystal growth apparatus is employed where polycrystalline source material and a seed crystal are introduced into a specially designed ambient environment. His techniques involve sublimation growth, where a single crystal is cultivated on a seed crystal by precipitating sublimated source material. This method not only ensures the removal of donor and acceptor background impurities but also uses specific gas flows that enhance the quality of the resultant crystals.

Another notable patent details the formation of large-diameter SiC single crystals suitable for fabricating high-quality substrates. Using a seeded sublimation technique amidst a shallow radial temperature gradient, his method restricts the SiC vapor flux during sublimation growth, resulting in superior crystal quality. The crystals produced exhibit low lattice curvature and minimal crystal defects, making them ideal for advanced technological applications.

Career Highlights

Throughout his career, Ping Wu has held noteworthy positions at prominent companies such as II-VI Incorporated and Agere Systems Inc. His work has garnered attention and respect within the field, underscoring his expertise in crystal growth and material sciences.

Collaborations

In the pursuit of innovation, Ping has collaborated with esteemed fellows such as Ilya Zwieback and Avinash K Gupta. These partnerships have furthered the advancement of crystal growth technologies, leveraging collective expertise to solve complex challenges in the industry.

Conclusion

Ping Wu's visionary contributions and extensive patent portfolio reflect his dedication to innovation in crystal growth technologies. His work not only enhances our understanding of materials but also paves the way for the development of superior semiconductor devices and substrates. As technology continues to evolve, innovators like Ping Wu play a crucial role in shaping the future of the industry.