Yunlong Li

Title: **Yunlong Li: Innovator in Optoelectronic Devices**

Introduction

Yunlong Li, based in Heverlee, Belgium, is an accomplished inventor recognized for his significant contributions to the field of optoelectronic devices. With two patents to his name, his work exemplifies innovation in the development of pixelated optoelectronic technology.

Latest Patents

Yunlong Li's latest patents include:

1. **Method for Forming a Pixelated Optoelectronic Device on a Substrate**

This patent outlines a sophisticated method for constructing a pixelated optoelectronic stack. The process involves forming a stacked layer structure, which includes a bottom electrode layer, an optoelectronic layer, and a patterned hard-mask. By replicating the mask's pattern into the underlying layers, the method yields a pixelated stack with distinct islands separated by stack-free areas. It also details the application of an insulating layer and the formation of a top transparent electrode layer, enhancing the functionality and efficiency of the device.

2. **Optical Sensor and Thin Film Photodiode**

This innovation features an advanced optical sensor comprising stacked layers designed for optimal photon detection. The design includes a window layer for photon passage, a sensing layer for charge generation, and a conductive bottom electrode layer that reflects photons back to the sensing layer. The use of semiconductor device fabrication techniques ensures the bottom electrode has a reflectivity exceeding 0.7, maximizing the detection capabilities of the sensor.

Career Highlights

Yunlong Li has made substantial contributions while working at notable organizations such as Imec VZW and Katholieke Universiteit Leuven. His work within these institutions has played a crucial role in advancing research and development in optoelectronic technologies.

Collaborations

Throughout his career, Yunlong has collaborated with various professionals, notably with coworkers Epimitheas Georgitzikis and David Cheyns. These partnerships have fostered an environment of shared knowledge and innovation, propelling the advancement of their collective projects.

Conclusion

Yunlong Li stands out as a pioneering inventor in the realm of optoelectronics. His innovative patents not only contribute to the academic and technological landscape but also showcase the potential for further advancements in the field. With ongoing research and collaboration, his work promises to influence future developments in optoelectronic devices.