Yang Shi

Title: Innovations by Inventor Yang Shi

Introduction

Yang Shi is a prominent inventor based in San Diego, CA. He holds a total of 9 patents that reflect his significant contributions to the field of battery technology. His work focuses on enhancing the efficiency and safety of lithium-ion batteries, which are crucial for various applications in today's technology-driven world.

Latest Patents

One of Yang Shi's latest patents is titled "Ambient-pressure regeneration of degraded lithium-ion battery cathodes." This innovative method involves relithiating degraded lithium nickel cobalt manganese oxide (NCM) by mixing the cathode particles with a eutectic molten-salt solution and heating the mixture at ambient pressure. This process is followed by a short-time thermal annealing. The combination of low-temperature relithiation and thermal annealing successfully regenerates and fully recovers the lithium-ion battery to its original storage capacity, cycling stability, and rate capability. This method is particularly useful for recycling and remanufacturing degraded cathode materials for lithium-ion or sodium-ion batteries.

Another significant patent by Yang Shi is "Mitigating thermal runaway in lithium-ion batteries using damage-initiating materials or devices." This method involves introducing a first material to the battery, which is designed to increase the internal impedance of the battery upon mechanical or thermal loading. This innovation aims to enhance the safety and reliability of lithium-ion batteries, addressing a critical concern in battery technology.

Career Highlights

Throughout his career, Yang Shi has worked with notable organizations, including Eastman Kodak Company and the University of California. His experience in these institutions has allowed him to develop and refine his innovative ideas in battery technology.

Collaborations

Yang Shi has collaborated with several professionals in his field, including Greg M. Burke and Brian Sinofsky. These collaborations have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Yang Shi's contributions to battery technology through his innovative patents demonstrate his commitment to improving the efficiency and safety of lithium-ion batteries. His work not only addresses current challenges in the field but also paves the way for future advancements in energy storage solutions.