Company Filing History:
Years Active: 2013-2017
Title: Jou-Hahn Lee: Innovator in Photoluminescent Materials
Introduction
Jou-Hahn Lee is a prominent inventor based in Daejeon, South Korea. He has made significant contributions to the field of materials science, particularly in the development of photoluminescent carbon nanodots and black phosphorus materials. With a total of 4 patents, his work is recognized for its innovative approaches and practical applications.
Latest Patents
One of Jou-Hahn Lee's latest patents is a method for preparing photoluminescent carbon nanodots. This method involves several steps, including preparing and drying a sample, ashing the sample, extracting the ashed sample with a solvent, filtering the extracted sample, concentrating the filtered sample, dissolving the sample in water, and freeze-drying the dissolved sample. Notably, the sample used in this process can be food waste residue or animal excrement, showcasing an environmentally friendly approach to material development.
Another significant patent is the method of preparing monoatomic layer black phosphorus by irradiating ultrasound. This method includes putting black phosphorus into a solvent and irradiating it with ultrasound, recovering a solution from the irradiated mixture, and collecting the remaining black phosphorus. This innovative technique highlights the potential for advanced material synthesis using ultrasound technology.
Career Highlights
Jou-Hahn Lee is affiliated with the Korea Basic Science Institute, where he conducts research and development in advanced materials. His work has garnered attention for its potential applications in various industries, including electronics and environmental science.
Collaborations
Jou-Hahn Lee collaborates with several esteemed colleagues, including Hyun-Uk Lee and Soon-Chang Lee. These partnerships enhance the research and development efforts within the institute, fostering innovation and creativity in their projects.
Conclusion
Jou-Hahn Lee is a notable inventor whose work in photoluminescent materials and black phosphorus synthesis demonstrates his commitment to advancing material science. His innovative methods and collaborations contribute significantly to the field, paving the way for future developments.