Figure 1.

aV(t) curves for anodization in bare oxalic acid (0.3 M) at differentJ = 20, 50, 100 and 200 mA/cm2, from bottom to top curve.Tbath =+7 °C, no stirring,tend = 30 min.bFinal values ofhfor the differentJ, as determined by optical microscopy after dissolution of the Al substrate. Inset: typical resulting double film APA

Salerno et al. Nanoscale Research Letters 2009 4:865-872   doi:10.1007/s11671-009-9337-3