Nanocomposite of NiFe2O4-loaded biochar as photocatalyst in photo-Fenton degradation of dye - Is Fatimah; Amin Sulaiman; Nunung Nurlaela; Indah Tri Rizky; Suresh Sagadevan; Mohd Rafie bin Johan; Azlan Kamari; Ruey-an Doong (Next Nanotechnology, 2026)