Company Filing History:
Years Active: 2009
Title: **Innovations by Jangsuk Hyun: Catalysts and Nanoparticle Reactivity**
Introduction
Jangsuk Hyun is a prominent inventor based in Palo Alto, CA, recognized for his innovative work in the field of supported catalysts and nanoparticles. With two patents to his name, his contributions focus on enhancing catalytic efficiency through advanced scientific methodologies.
Latest Patents
Hyun's most recent patents include groundbreaking research on supported catalysts possessing platinum particles. His work highlights the importance of chemical softness of metal nanoparticles in achieving high catalytic efficiency. For instance, supported catalysts containing platinum nanoparticles with average surface softness values ranging from 0.07198 to 0.09247 demonstrate impressive catalytic efficiency, particularly in CO oxidation, achieving a turn-over frequency (TOF) of 0.03062 s or greater. Notably, those within the tight average surface softness range of 0.08031 to 0.08679 achieve even higher catalytic efficiency, with TOF values reaching or exceeding 0.06554 s.
The second patent introduced a novel method for estimating the chemical reactivity of nanoparticles. This method combines Density Functional Theory (DFT) modeling and the Extended Embedded Atom Method (EAM) to evaluate the chemical softness across the atomic structure of nanoparticles. By modeling a metal nanoparticle of a specific size and geometry, Hyun calculates local chemical softness values that are essential for deriving the surface softness, which directly correlates with catalytic performance.
Career Highlights
As an integral member of Nanostellar, Inc., Jangsuk Hyun has made significant strides in catalyst technology, reflecting his expertise in materials science and engineering. His work not only contributes to advancements in industrial applications but also enhances understanding of nanoparticle behavior at the atomic level.
Collaborations
Hyun collaborates with esteemed colleagues, including Cetin Kilic and Ligen Wang, further expanding the research capabilities within his team. Together, they tackle complex challenges in nanoparticle chemistry and catalysis, fostering an environment of innovation and discovery.
Conclusion
Jangsuk Hyun’s innovative approaches to catalyst efficiency and chemical reactivity modeling emphasize the critical role of nanoparticles in modern science. His contributions at Nanostellar, Inc. position him as a noteworthy figure in the field, paving the way for future research and technological advancements in catalysis.