Recent advances in electrochemical sensor developments for detecting emerging pollutant in water environment

Area of Science:

• Environmental Science
• Analytical Chemistry
• Materials Science

Background:

• Emerging pollutants like paracetamol are increasingly detected in wastewater.
• Electrochemical sensors show promise for sensitive detection of low concentrations.
• Biosensors, particularly non-enzymatic types, are advancing electroanalytical techniques.

Purpose of the Study:

• To address challenges in paracetamol identification using non-enzymatic sensors.
• To explore effective electroanalysis methods for pollutant detection.
• To highlight advancements in functionalized materials for biosensor development.

Main Methods:

• Utilizing functionalized materials like metal oxides, conducting polymers, and carbon-based nanomaterials for electrode modification.
• Employing synergistic effects of nanomaterials to enhance reactant loading and mass transfer.
• Applying electroanalytical techniques for paracetamol detection.

Main Results:

• Development of passive enzyme-free biosensors with improved sensitivity.
• Demonstration of enhanced analytical performance through nanomaterial functionalization.
• Effective detection of paracetamol at low concentrations.

Conclusions:

• Non-enzymatic sensors offer a peak approach in electroanalysis for pollutant detection.
• Functionalized nanomaterials are crucial for high-sensitivity biosensor design.
• This study contributes to the field of paracetamol detection in wastewater.