Sehoon Chang

Title: Innovations by Sehoon Chang: A Pioneer in Microfluidics and Chemical Analysis

Introduction

Sehoon Chang, located in Cambridge, MA, is a prominent inventor recognized for his contributions in the field of microfluidics and chemical analysis. With a remarkable portfolio of 25 patents, Chang has established himself as a leading figure in innovative technologies that enhance chemical detection and analysis.

Latest Patents

One of Chang's latest patents is focused on multipurpose microfluidics devices designed for rapid on-site optical chemical analysis. This invention includes a first separation element with a wicking surface that effectively separates water from hydrocarbons in a fluid sample. A hydrophobic barrier partially surrounds the first separation element while a second separation element is fluidically connected to it, designed to trap salts and organic matter present in the fluid. The detection element, which is also connected, binds to various analytes in the fluid sample and emits detectable optical signals.

Another notable patent addresses methods for reducing condensation in subsurface formations. This method introduces a reactive mixture that includes an aqueous solution, urea, dopamine, a silica nanoparticle precursor, a silane grafting compound, and an alcohol compound. The process results in the generation of ammonia through thermal decomposition and leads to the formation of functionalized silica nanoparticles that effectively reduce condensate issues in subsurface environments.

Career Highlights

Sehoon Chang's professional journey includes significant stints at leading companies such as Saudi Arabian Oil Company and Aramco Services Company. His work has significantly impacted the development of innovative solutions in the energy and chemical sectors.

Collaborations

Throughout his career, Chang has collaborated with esteemed professionals in his field, including Wei Wang and Hooisweng Ow. These collaborations have fostered an environment of creativity and innovation, contributing to the development of cutting-edge technologies.

Conclusion

Sehoon Chang's innovative spirit and dedication to advancing the field of microfluidics and chemical analysis are evident through his extensive patent portfolio. His groundbreaking inventions continue to pave the way for significant advancements in chemical analysis technologies, marking him as an influential figure in his field.