Nanocatalysts 12 Biodiesel 7 Catalyst activity 5 Biodiesel production 4 Catalytic performance 3 Esters 3 ITS applications 3 Molar ratio 3 Transesterification 3 BIODIESEL PRODUCTION 2 Carbon nanotubes 2 Catalysts 2 Catalytic esterification 2 Fatty acids 2 Feedstocks 2 Fossil fuels 2 Heterogeneous catalyst 2 Lower temperatures 2 NANOCATALYST 2 Oils and fats 2 Oxide minerals 2 Palm oil 2 Petroleum industry 2 Precipitation (chemical) 2 Reusability 2 Scanning electron microscopy 2 Self-propagating combustion 2 Shells (structures) 2 Synthetic fuels 2 Transesterification process 2