Research Article

Study of Synthesis, Characterization, DFT, and In Vitro Biological Activity of Cu(II), Co(II), and Fe(II) Metal Complexes Based on Heterocyclic Azo Pyrazole Dye Ligand

Figure 7

Scanning electron micrograph images of the (a) Cu(II)L and (b) Co(II)L complexes.
(a)
(b)