Al Al-based CuO Fe2O3 GO-based catalysts HTPB History of engineering & technology MOF NC/GAP/nano-LLM-105 NOCNF Technology: general issues acid hydrolysis adsorption aerogel aging aluminum nanopowders antioxidant activity applications burning rate burning time carbon mesosphere carbon nanotube carbon nanotubes carbon-doped CuO/Fe3O4 nanocatalyst catalytic action catalytic combustion catalytic reduction cationic microcrystalline cellulose cellulose nanocrystals cellulose nanofiber