Ching-Long Jiang

Title: The Innovative Mind of Ching-Long Jiang

Introduction

Ching-Long Jiang, a notable inventor based in Belle Mead, NJ, has made significant strides in the field of diode lasers. His expertise and innovative methods have contributed to advancements in laser technology, showcasing his dedication to research and development.

Latest Patents

Jiang holds an impressive patent titled "Laser facet passivation." The patent presents methods for preparing the front and back facets of diode lasers. It involves controlling the atmosphere within a chamber, regulating oxygen and water vapor content to predetermined levels. The process includes cleaving the diode laser from a wafer in this controlled environment, resulting in a native oxide layer of specific thickness on both facets. After the initial stage, the laser is transported to a second chamber, where the native oxide layer is partially removed, allowing for the formation of an amorphous surface layer and ultimately passivating the diode laser facets.

Career Highlights

Ching-Long Jiang's career is marked by his role at Trumpf Photonics, Inc., where he continues to enhance the company’s technological capabilities through his inventive insights. His dedication to improving diode laser performance reflects his commitment to innovation in photonics.

Collaborations

Throughout his career, Jiang has teamed up with talented colleagues, including Greg W. Charache and John Hostetler. These collaborations highlight the importance of teamwork in fueling creativity and advancing complex technological projects.

Conclusion

Ching-Long Jiang's contributions to the field of diode lasers through his patent on laser facet passivation illustrate the vital role of innovation in technology today. His work at Trumpf Photonics, Inc. and collaborations with other experts pave the way for future advancements in photonics and laser technology. Jiang's dedication and innovative spirit are sure to continue leaving a mark in this ever-evolving field.