ZnO, ferromagnetism, vacancy, impurity, c-doped, surface
E.g.,
Surface magnetism in amine-capped ZnO nanoparticles
J F Liu, En-Zuo Liu, H Wang, N H Su, J Qi and J Z Jiang
Nanotechnology 20 (2009) 165702
Zn-vacancy
O-vacancy
c-doped
near-surface O-vacancy
lattice defect