Yujun Liu is a Senior Research Scientist at Dow. He obtained his PhD in Chemical Engineering from the University of South Carolina and joined Union Carbide Corporation (UCC) in 2000 and Dow in 2001 through Dow/UCC merger. He has been working in the process separations area throughout his Dow career and has been a sought-after global subject matter expert for adsorption and membrane separations, and for separation processes in general. Yujun has served as organizing committee members and session chairs for Process Development Symposium, Gordon Research Conference, and a number of AIChE Annual Meetings. He has 39 peer-reviewed journal publications , 34 technical conference presentations, and more than 10 patent applications with 4 granted patents.