A highly sensitive poly(chrysoidine G)–gold nanoparticle composite based nitrite sensor for food safety applications
Sajid Ali Ansari, Nasrin Siraj Lopa, Nazish Parveen, Aasiya Shaikh, Md. Mahbubur Rahman
Abstract
A transparent and conducting FTO coated glass substrate was modified with AuNP-anchored conducting PCG. The AuNP/PCG/FTO sensor was applied for catalytic oxidation of NO<sub>2</sub><sup>−</sup> with high selectivity, sensitivity, stability, and a low limit of detection.
Topics & Concepts
NitriteColloidal goldNanoparticleComposite numberNanotechnologyFood safetyMaterials scienceChemistryFood scienceComposite materialOrganic chemistryNitrateElectrochemical sensors and biosensorsAdvanced Nanomaterials in CatalysisAdvanced biosensing and bioanalysis techniques