Fig. 4
From: Magnetic nickel nanoparticle catalyst on β-cyclodextrin-modified Fe3O4 for nitroarene hydrogenation

EDX spectrum of Ni@β-CD@Fe3O4.
From: Magnetic nickel nanoparticle catalyst on β-cyclodextrin-modified Fe3O4 for nitroarene hydrogenation

EDX spectrum of Ni@β-CD@Fe3O4.