Chengzhou Li

Title: Chengzhou Li: Innovator in Blue-Green Light-Emitting Phosphors

Introduction

Chengzhou Li is a notable inventor based in Saga, Japan. He has made significant contributions to the field of light-emitting materials, particularly through his innovative work on blue-green light-emitting phosphors. His research focuses on enhancing the properties of phosphors used in various light-emitting devices.

Latest Patents

Chengzhou Li holds a patent for a blue-green light-emitting phosphor, light-emitting element, light-emitting device, and white-light-emitting device. The objective of this invention is to provide a blue-green light-emitting phosphor that exhibits excellent high-temperature properties and outstanding light-emitting characteristics, such as brightness and half width. The phosphor is composed of multiple alkaline earth metal elements, including barium, phosphoric acid, and a halogen element, with europium serving as an activator. The molar ratio of the barium element to the total content of alkaline earth metal elements is greater than 60% and less than 95%. When exposed to near-ultraviolet radiation, this phosphor emits blue-green visible light.

Career Highlights

Chengzhou Li is currently associated with Dyden Corporation, where he continues to advance his research in light-emitting technologies. His work has garnered attention for its potential applications in various lighting solutions and devices.

Conclusion

Chengzhou Li's innovative contributions to the field of light-emitting phosphors highlight his expertise and dedication to advancing technology. His patent for a blue-green light-emitting phosphor represents a significant step forward in the development of efficient lighting solutions.