Young-Gun Han

Title: Young-Gun Han: Innovator in ITO Film Technology

Introduction

Young-Gun Han, based in Seoul, South Korea, is a distinguished inventor known for his pivotal contributions in the field of transparent conducting films, particularly indium tin oxide (ITO) technology. With a total of two patents to his name, Han has made significant strides in enhancing the applications of ITO films in various display devices.

Latest Patents

Han's latest inventions demonstrate innovative methodologies in film deposition. His first patent details a "Method of forming ITO film," which involves an optimized sequential sputter deposition process for seed and bulk layers under varying conditions. This technique is especially vital for producing ultra-planarized surfaces suitable for organic light-emitting devices. The process comprises two sputter deposition steps: the first utilizes an ion source in the presence of oxygen to create a seed layer, while the second focuses solely on forming the bulk layer under different operational conditions. This invention enhances the performance and reliability of display technology.

The second patent, "Method for pretreating a polymer substrate using an ion beam for subsequent deposition of indium oxide or indium tin oxide," outlines a procedure for modifying polymer surfaces through ion beam irradiation. This process prepares the substrate for the deposition of thin films, ensuring superior adhesion and performance of the final product. This innovation not only opens new pathways for the use of ITO in various flexible devices but also optimizes the substrate preparation process through the use of ion beams.

Career Highlights

Throughout his career, Han has worked with notable organizations including P&I Corp. and the Korea Institute of Science and Technology. His role in these institutions has been instrumental in advancing research and application of ITO technologies, particularly within the realms of display devices and flexible electronics.

Collaborations

Young-Gun Han has collaborated with several esteemed colleagues, including Jun-Sik Cho and Young-Whoan Beag. Their collective efforts have further propelled innovations in the methodologies surrounding ITO film applications and other related technologies.

Conclusion

In summary, Young-Gun Han's inventive spirit and technical expertise have significantly impacted the field of transparent conducting films. His two patents exemplify groundbreaking advancements in ITO technology, particularly beneficial for modern display device applications. With continued innovations anticipated in his work, Han remains a pivotal figure in the evolution of materials science focused on improving device performance and efficiency.