Journal of Atomic and Molecular Physics

Research Article

Bandgap Engineering in ZnO By Doping with 3d Transition Metal Ions

Figure 3

SEM micrographs of bulk Zn0.95TM0.05O (TM = Cr, Mn, Fe, Co, & Ni) samples processed at various temperatures ((a–e)).
270540.fig.003a
(a)
270540.fig.003b
(b)
270540.fig.003c
(c)
270540.fig.003d
(d)
270540.fig.003e
(e)