Fig. 4From: Effects of a micro pattern on Cu alloy electrodeposition and its application as an oil detectorSEM images of the Cu-alloy electrodeposited substrate as a function of the OAR at applied current density of 50 mA/cm2, a 80%, b 60%, c 40%, d 20%, and e 100% (i.e., non-patterned substrate) at an applied current density of 10 mA/cm2 Back to article page