Wonsik Ahn

Title: Wonsik Ahn: Innovator in Metal Chalcogenide Technology

Introduction

Wonsik Ahn is a prominent inventor based in Bucheon-si, South Korea. He has made significant contributions to the field of materials science, particularly in the development of metal chalcogenide films. With a total of five patents to his name, Ahn's work is at the forefront of innovative manufacturing techniques.

Latest Patents

Wonsik Ahn's latest patents include a metal chalcogenide film and a method and device for manufacturing the same. This invention provides a metal chalcogenide thin film that includes a transition metal element and a chalcogen element. Notably, at least one of these elements has a composition gradient along the surface of the film, which is an in-plane composition gradient. The manufacturing method involves providing a transition metal precursor and a chalcogen precursor on a substrate, creating a concentration gradient, and heat-treating the substrate. Another significant patent is the method of growing a two-dimensional transition metal chalcogenide film and the method of manufacturing a device that includes this film. This method involves placing a metal layer with a predetermined pattern on a substrate, separately supplying a chalcogen precursor, and controlling the amounts of precursors supplied to the reaction chamber.

Career Highlights

Wonsik Ahn has worked with notable organizations such as Samsung Electronics Co., Ltd. and Sungkyunkwan University. His experience in these institutions has allowed him to refine his expertise in materials science and innovation.

Collaborations

Some of Wonsik Ahn's coworkers include Hyoungsub Kim and Kyung-Eun Byun. Their collaborative efforts have contributed to advancements in the field of metal chalcogenides.

Conclusion

Wonsik Ahn is a distinguished inventor whose work in metal chalcogenide technology has paved the way for new manufacturing methods and applications. His contributions continue to influence the field and inspire future innovations.