1 CO₂ & Energy Research Center, Chemical Process Research Division, Korea Research Institute of Chemical Technology, Daejeon, Republic of Korea. shinsj@krict.re.kr.
2 Department of Chemistry, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA. she3@mail.fresnostate.edu.
3 Department of Electrical and Computer Engineering, California State University, Fresno, CA, USA. she3@mail.fresnostate.edu.