Figure 7 | Scientific Reports

Figure 7

From: Self-connected CuO–ZnO radial core–shell heterojunction nanowire arrays grown on interdigitated electrodes for visible-light photodetectors

Figure 7

(a) TEM image and (b) HRTEM image of a single CuO nanowire (CuO_MIE sample), (c) TEM image and (d) SAED pattern of a single CuO–ZnO core–shell nanowire (CuO–ZnO_MIE_2 sample), (e–h) EDX elemental mapping of a single CuO–ZnO core–shell nanowire (CuO–ZnO_MIE_2 sample) and of the Cu, Zn and O as its individual constituent elements.

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