article · International Journal of Energy Research
Researchers have synthesised a composite nanomaterial by combining magnesium oxide and yttrium oxide nanoparticles on a self-assembling membrane made of graphene oxide and carboxymethyl cellulose. Integrating these two metal oxides improves electron transfer across the surface, altering the material's optical and electrochemical characteristics. Laboratory assessments demonstrate that the material achieves an 85 percent photocatalytic efficiency within 80 minutes, facilitated by the generation of reactive oxygen species to break down pollutants. Electrochemical tests record a capacitance value of 58.81 nF/cm2, highlighting potential energy storage utility. Furthermore, the composite successfully detects glucose and D-galactose through combined ultraviolet-visible spectroscopy and electrochemical techniques. These results indicate the composite membrane holds promise for water purification, supercapacitor manufacturing, and biosensing functions.
Multifunctional materials that can simultaneously address environmental and energy challenges are valuable. By demonstrating that a single nanocomposite can clean polluted water, store electrical charge, and detect biological sugars, this research provides a versatile foundation for developing more integrated, resource-efficient devices across healthcare, energy storage, and environmental management sectors.
The material could enable advancements in three distinct sectors: water treatment membranes for pollutant removal, electrode materials for supercapacitor manufacturers, and diagnostic sensors for detecting sugars like glucose and D-galactose. Because the findings reflect early-stage laboratory characterisation and baseline performance metrics, the technology remains in an early phase of research and requires extensive development and scaling before industrial adoption.
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This work targets the design of a novel composite nanomaterial (NCM) based on the exchange of electro current between magnesium oxide and yttrium oxide on the surface of the synthetic self-assembly (graphene oxide/carboxymethyl cellulose) for supercapacitors, biosensors, and photocatalytic. The different techniques utilize for the characteristic synthesized NCM such as morphology, optical properties, and structural evidence. The electrochemical behaviors and the optical properties perform emphasize the improvement of the electron transfer via the incorporation of the two metal oxides on the surface of the self-assemble. The photocatalytic efficiency records at 85% after 80 min, and the rate constant documents at 4 × 10−3 min−1 due to the ease of the oxygen reactive species generation for removing the pollutants. The impedance spectroscopy data emphasize the development of the surface and electron transfer that enable it to be a promising candidate for supercapacitors applications. The capacitance value of CNM has been documented at 58.81 nF/cm2, also the biosensor applications for glucose and D-galactose are detected by UV–Vis spectroscopy and the electrochemical method. From the results, the CNM is a promising candidate for water treatment membrane, supercapacitors manufacture, and biosensors applications.
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DOI: 10.1002/er.8107
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