Synthesis of graphene oxide/citric acid/sodium alginate composite aerogel beads for high adsorption of methylene blue

Puntos clave

• The study aims to prepare a composite aerogel for enhancing the adsorption of organic dye pollutants from wastewater.
• Composite aerogel beads were synthesized using graphene oxide, citric acid, and sodium alginate.
• Characterization of the beads was performed to assess their structural and adsorption properties.
• Adsorption tests were conducted with methylene blue to evaluate effectiveness.
• The GO/CA/SA aerogel showed a high adsorption capacity for methylene blue.
• Quantitative results indicated significant reduction in dye concentration in treated samples.
• Adsorption efficiency increased with varying concentrations of composite materials.