Figure 2
From: One-dimensional CuO nanowire: synthesis, electrical, and optoelectronic devices application
TEM images, XRD pattern, XPS survey spectrum, and schematic illustration of CuO NWs. (a) TEM image of the CuO NW, the inset shows the corresponding FFT pattern; (b) high-resolution TEM image of a CuO NW; (c) the XRD pattern of the CuO NW; (d) XPS survey spectrum of the CuO NW, the inset shows the corresponding high-resolution N1s spectrum; (e) schematic illustration of the formation of CuO NWs.