Journal of Nanomaterials / 2019 / Article / Fig 1

Research Article

Negative Surface Energies of Nickel Ferrite Nanoparticles under Hydrothermal Conditions

Figure 1

Slab models with the lowest (111) surface formation energies. The most stable surfaces expose (a) tetrahedral and (b) octahedral Ni/Fe cations. The red balls represent O atoms, and the grey and brown are Ni and Fe, respectively.
(a)
(b)

Article of the Year Award: Outstanding research contributions of 2020, as selected by our Chief Editors. Read the winning articles.