Research Article

Effect of Temperature of Oxalic Acid on the Fabrication of Porous Anodic Alumina from Al-Mn Alloys

Figure 1

Current density versus time transient for the anodising of Al-0.5 wt% substrates at 50 V in 0.5 M oxalic acid of different temperatures up to (a) sixty seconds and (b) sixty minutes.
167047.fig.001a
(a)
167047.fig.001b
(b)