Performance-optimized N-doped CrCo 2 O 4 nanoferrite integrated with CNTs: a high-performance photocatalyst for next-generation wastewater remediation

through dual modification (nitrogen doping and CNT compositing), this work enhances its photocatalytic activity, enabling effective degradation of a wide range of chemically distinct pollutants, and offers a scalable solution for practical wastewater remediation.