Self-cascade Mn-Fe3O4 nanozyme for dual-mode colorimetric and nanochannel-integrated electrochemical detection of antioxidants

Key Points

• Dual-mode detection incorporates both colorimetric and electrochemical methods for antioxidant analysis.
• A notable performance improvement of 90% sensitivity in detecting various antioxidant levels was achieved.
• Utilization of a self-cascade Mn-Fe3O4 nanozyme facilitates innovative detection techniques.
• Potential advancements in antioxidant monitoring could enhance food safety and health diagnostics.