Fig. 3
From: Magnetic nickel nanoparticle catalyst on β-cyclodextrin-modified Fe3O4 for nitroarene hydrogenation

FE-SEM images of Ni@β-CD@Fe3O4 in different magnifications (a–c), TEM of Ni@β-CD@Fe3O4 (d), and Fe3O4 (e).
From: Magnetic nickel nanoparticle catalyst on β-cyclodextrin-modified Fe3O4 for nitroarene hydrogenation

FE-SEM images of Ni@β-CD@Fe3O4 in different magnifications (a–c), TEM of Ni@β-CD@Fe3O4 (d), and Fe3O4 (e).