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Synthesis and Physicochemical Properties of Ordered Mesoporous Mn0.6Cu0.4Co2O4 as High-performance Bifunctional Electrode for Zn-Air Batteries

Sangaré Kassoum, Seyhi Brahima, Coulibaly Bamoro

Journal of Materials Physics and Chemistry. 2024, 12(3), 42-48 doi:10.12691/jmpc-12-3-1
  • Figure 1. Micrographs of Mn0.6Cu0.4Co2O4 powders prepared by solgel (a) and nanocasting route (b) and annealed at 350 °C under atmosphere and air conditions
  • Figure 2. Typical EDX spectra and regions analyzed on the Mn0.6Cu0.4Co2O4 surface prepared by a) solgel, b) nanocasting route and annealed at 350 °C under atmosphere and air conditions
  • Figure 3. Co 2p core-level spectrum of catalyst prepared by nanocasting and annealed at 350 °C under atmosphere and air conditions
  • Figure 4. Cu 2 p3/2 core-level spectrum annealed of catalyst prepared by nanocasting and annealed at 350 °C under atmosphere and air conditions
  • Figure 5. Mn 2 p core-level spectrum annealed of catalyst prepared by nanocasting and annealed at 350 °C under atmosphere and air conditions
  • Figure 6. O 1s core-level spectrum of catalyst prepared by nanocasting and annealed at 350 °C under atmosphere and air conditions
  • Figure 7. (a) X-ray diffraction pattern of Mn0.6Cu0.4Co2O4 powders prepared by nanocasting route and annealed at 350 °C under atmosphere and air conditions
  • Figure 8. Adsorption-desorption isotherms: (a) solgel catalyst, (b) nanocasting catalyst. Catalyst powders were annealed at 350 °C under atmosphere and air conditions
  • Figure 9. Pore sized distribution: (a) solgel catalyst, (b) nanocasting catalyst. Catalyst powders were annealed at 350 °C under atmosphere and air conditions