1. Department of Chemical Engineering Indian Institute of Technology Delhi Delhi 110016 India
2. Biomass and Energy Management Division Sardar Swaran Singh National Institute of Bio-energy Kapurthala Punjab 1440603 India
3. Department of Catalysis and Chemical Reaction Engineering National Institute of Chemistry Hajdrihova 19 1001 Ljubljana Slovenia
4. RiKarbon, Inc. 550 S. College Ave, Newark Delaware DE 19716 USA