Size Control of Iron Oxide Nanoparticles Using Reverse Microemulsion Method: Morphology, Reduction, and Catalytic Activity in CO Hydrogenation

Figure 6

TPR profiles of prepared catalysts after calcinations ((a) HLB = 13.9, (b) HLB = 23.7, (c) HLB = 31.2, and (d) HLB = 40).