Sang Kompiang Wirawan
Department of Chemical Engineering, Faculty of Engineering, Gadjah Mada University, 55281, Yogyakarta, Indonesia

Derek Creaser
Chemical Reaction Engineering, Chalmers University of Technology, SE-412 96, Gothenburg, Sweden

I Made Bendiyasa
Department of Chemical Engineering, Faculty of Engineering, Gadjah Mada University, 55281, Yogyakarta, Indonesia

Wahyudi Budi Sediawan
Department of Chemical Engineering, Faculty of Engineering, Gadjah Mada University, 55281, Yogyakarta, Indonesia