Fig. 6From: Facile Synthesis of Ultralong and Thin Copper Nanowires and Its Application to High-Performance Flexible Transparent Conductive ElectrodesOptical microscope images of CuNWs synthesized with different molar ratios of ascorbic acid and CuCl2·2H2O. The different molar ratios of ascorbic acid and CuCl2·2H2O are a 0.2:1, b 0.5:1, c 1:1 and d 2:1Back to article page