Zhilun Gui

Title: Zhilun Gui: Innovator in Dielectric Materials and Inductor Technologies

Introduction

Zhilun Gui, an accomplished inventor based in Beijing, China, holds two impactful patents focused on advanced materials for electrical components. His innovations signify a crucial step forward in the fields of multilayer ceramic capacitors and chip inductors, which are essential for modern electronic devices.

Latest Patents

Gui’s most recent patents include a temperature-stable dielectric ceramic composition for multilayer ceramic capacitors with base-metal electrodes. This invention features a unique dielectric composition that comprises barium titanate (94 to 99 mol%) and various additives, significantly enhancing the performance of multilayer ceramic capacitors. The composition, after sintering at temperatures between 1200°C to 1350°C, exhibits a remarkable room-temperature dielectric constant ranging from 2000 to 3500, fulfilling the X7R characteristic criteria established by EIA standards.

Additionally, he has developed a formula and preparation method for a multi-layer chip inductor material designed for very high frequencies. This invention employs a planar hexagonal soft magnetic ferrite composition, supported by a low-temperature sintering aid created through secondary doping. The process of producing this inductor material is both cost-effective and efficient, enabling high performance at frequencies from 300 MHz to 800 MHz while keeping sintering temperatures below 900°C.

Career Highlights

Zhilun Gui’s career has been marked by his contributions to significant research institutions, including Tsinghua University. His work there has facilitated advancements in the electrical engineering domain, especially regarding the development of innovative materials that aid in the miniaturization and efficiency of electronic components.

Collaborations

Throughout his career, Gui has collaborated with notable colleagues, including Xiaohui Wang and Renzheng Chen, who have contributed to his research and innovations. These partnerships have played a vital role in refining his inventions and extending their applicability in the industry.

Conclusion

Zhilun Gui emerges as a pivotal figure in the landscape of modern electrical materials, with his patents paving the way for superior performance in multilayer ceramic capacitors and very high frequency inductors. His expert knowledge and ongoing research continue to inspire advancements in the electronics sector, marking him as an inventor to watch in the years to come.