An Initial Evaluation on the Adsorption of SO₂ and NO₂ over Porous Fe₃O₄ Nanoparticles Synthesized by Facile Scalable Method

Figure 3

(a) FE-SEM image; (b) particle-size distribution; (c) N₂ adsorption/desorption isotherms; (d) thermogravimetric analysis (TGA) of synthesized Fe₃O₄. Inset in Figure 3(c) shows the pore size distribution calculated from the Barrett–Joyner–Halenda (BJH) formula of synthesized Fe₃O₄.

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