fig3

Figure 3. TEM and HRTEM images of (A) and (B) CuO-550, (C) and (D) CuO-PANI-2; (E) TEM-EDS element mappings images of CuO-PANI-2. TEM: Transmission electron microscopy; HRTEM: high resolution transmission electron microscopy; PANI: polyaniline; EDS: energy-dispersive X-ray spectrometer.





