Xiaoping Mao

Title: The Innovations of Xiaoping Mao

Introduction

Xiaoping Mao is a prominent inventor based in Los Angeles, California. She has made significant contributions to the field of photorefractive devices, showcasing her expertise through her innovative patents. Her work focuses on enhancing the longevity and efficiency of holographic gratings.

Latest Patents

Xiaoping Mao holds a patent for the "Fabrication and applications of long-lifetime, holographic gratings." This invention provides substantial improvements in photorefractive device lifetimes by controlling electron migration. The patent addresses the decay of gratings in photorefractive materials due to diffusion and other effects. Mao's invention introduces a new class of photorefractive devices that utilize compensating electronic and ionic gratings. These gratings, while having relatively low efficiency, are arranged to be reflective in a wavelength band outside the photo-excitation band of the photorefractive material, such as using an infrared operating wavelength. The invention achieves longer lifetimes in high-efficiency gratings through constant or periodic illumination of photorefractive materials, ensuring a uniform charged distribution of electrons and maintaining the ionic backbone grating.

Career Highlights

Xiaoping Mao is currently associated with Accuwave Corporation, where she continues to develop her innovative ideas. Her work has garnered attention in the field of photonics, and she is recognized for her contributions to improving device performance and longevity.

Collaborations

Some of her notable coworkers include George A Rakuljic and Victor Leyva, who have collaborated with her on various projects within the field.

Conclusion

Xiaoping Mao's contributions to the field of photorefractive devices highlight her innovative spirit and dedication to advancing technology. Her patent on holographic gratings represents a significant step forward in enhancing device lifetimes and efficiency.