Innovative ferrite sensors: Advancing non-enzymatic glucose detection

Abstract

Ferrite-based nanomaterials have surfaced as capable candidates for glucose sensing owing to their distinctive magnetic, electrical, and structural properties. This review article offers a wide-ranging overview of current studies in the expansion and use of ferrite-based glucose sensors. In this review, the synthesis methods and characterization techniques for the various ferrite nanomaterials, including spinel ferrite, highlighting their enhanced sensitivity, stability, and selectivity in glucose detection has been discussed thoroughly. The mechanism of glucose sensing is explained, focusing on the role of ferrite nanoparticles in facilitating electron transfer and catalytic activity. Additionally, the integration of ferrite-based sensors with the various transducing elements such as electrochemical, optical, and magnetic systems is examined. Alongside, obstacles and future scopes in this field has been explained, emphasizing the potential for ferrite-based materials to aid to the enhancement of low-cost, and non-invasive glucose monitoring devices with high efficiency. Through this critical analysis, we aim to provide insights into the ongoing research and inspire future innovations in ferrite-based glucose sensing technologies.