Fig. 9. SEM images of Cu NWs (a) before and (b) after the coating of Ni to a concentration of 54%. The insets show the cross-sections of the Cu NW and CuNi NW. (c) Plot of T verse Rsh for films of Cu NWs, CuNi NWs, and ITO on glass. (d) Plot of Rshverse time for films of Ag NWs, Cu NWs, and CuNi NWs stored at 85 °C.124.
