Modified Pechini-synthesized Brownmillerite Ca2Fe2O5 nanoparticles with superior photocatalytic and multifunctional wastewater treatment performance: from dye degradation to petroleum effluent remediation

Key Points

• Brownmillerite Ca2Fe2O5 nanoparticles show improved photocatalytic activity for wastewater treatment.
• The nanoparticles effectively degrade dyes and remediate petroleum effluents, with substantial reductions observed.
• Assessment used both dye degradation and petroleum effluent remediation to measure performance and utility.
• Results indicate promising solutions for cleaner wastewater management strategies, enhancing environmental sustainability.