Magnetic Ferrite/TiO 2 Nanocomposites for Enhanced Photocatalytic Water and Air Remediation

Hossameldin G.; Mohamedbakr , K F. Hassan, Medhat M. El-Moselhy , Mohamed S. Thabet , Zeinhom H. Mohamed and Usama. A. Soliman

Islamic University Journal of Applied Sciences

Magnetic Ferrite/TiO₂ Nanocomposites for Enhanced Photocatalytic Water and Air Remediation

Hossameldin G., Mohamedbakr, K F. Hassan, Medhat M. El-Moselhy, Mohamed S. Thabet, Zeinhom H. Mohamed and Usama. A. Soliman

Keywords: Magnetic ferrite/TiO? Nanocomposites; Photocatalysis; water remediation; Air purification; Charge separation and visible light absorption.

Major: Science

Sub Major: Solid State

https://doi.org/10.63070/jesc.2026.015; Received 16 November 2025; Revised 23 January 2026; Accepted 14 February 2026; Available online 04 March 2026.
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Abstract

Melding ferrite nanoparticles into the TiO? semiconductor lattice endows ferrite/TiO? nanocomposites, with a two?fold capability: they can be magnetically retrieved and upon light exposure they break down contaminants. This dual action directly tackles pressing woes stubborn organic pollutants lingering in water and greenhouse gases hovering in the atmosphere by sharpening charge separation and stretching light absorption deeper into the visible spectrum. Moreover, the spinel ferrite’s tunable cation arrangement reshapes both its electronic band structure and overall behavior thereby dictating efficiency and the material’s recyclability. Coating the interface with a thin protective silica layer fine?tunes charge?transfer dynamics and reinforces stability without compromising the character. The trio of TiO? polymorphs anatase, rutile and brookite each harbors distinct photocatalytic traits and their synergistic mixture typically heightens charge separation. These engineered materials are put to work breaking down dyes and pharmaceutical pollutants in water. They also serve as catalysts for photocatalytic hydrogen production through water splitting. Thanks, to their nature retrieving the catalyst is straightforward which curtails waste and trims operational expenditures. Taken together the nanocomposites chart a path toward environmental remediation and renewable power generation marrying photocatalytic prowess, with magnetic pull for straightforward recovery.

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