Unprecedented High Photocatalytic Hydrogen Production with Nano-Ferrites
Key Ideas
  • Nano-ferrites showed a remarkable hydrogen evolution rate of 8.275 μmol h−1 and a yield of 8275 μmol h−1 g−1 under visible light, outperforming commercial iron oxide.
  • Different photoreactor configurations significantly influenced the hydrogen evolution rate, with a sevenfold increase achieved by altering the setup.
  • Nano-ferrites exhibited stability in hydrogen production for up to 30 hours, with a cumulative evolution rate of 98.79 μmol h−1.
  • Various factors like photocatalyst dose, illumination intensity, and sacrificial donors were found to impact the hydrogen yield, emphasizing the importance of optimization.
The study focused on hydrogen production through water splitting using nano-ferrites as a photocatalyst, ethanol as a sacrificial donor, and Pt as a co-catalyst. Nano-ferrites exhibited a significantly higher hydrogen evolution rate and yield under visible light compared to commercial iron oxide. The research explored the influence of different photoreactor configurations on hydrogen evolution, showing a substantial increase in rate by adjusting the setup. Furthermore, nano-ferrites demonstrated stability in hydrogen production over 30 hours, indicating their potential for practical applications. Factors affecting hydrogen yield, such as photocatalyst dose and illumination conditions, were investigated to optimize the process. The results highlight the promising performance of nano-ferrites in photocatalytic hydrogen production and emphasize the importance of reaction conditions and catalyst design in enhancing efficiency and stability.
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