[1] Natl Univ Singapore, Dept Chem & Biomol Engn, 4 Engn Dr 4, Singapore 117576, Singapore
[2] Natl Univ Singapore, NUS Environm Res Inst, 1 Create Way,Create Tower 15-02, Singapore 138602, Singapore
[3] Energy & Environm Sustainabil Megac E2S2 Phase II, Campus Res Excellence & Technol Enterprise CREATE, 1 CREATE Way, Singapore 138602, Singapore