Carbon Nitride-Supported Copper Oxide for Non-Enzymatic Glucose Sensor: A Multi-Platform Approach Utilizing...

Area of Science:

• Materials Science
• Electrochemistry
• Nanotechnology

Background:

• Growing demand for advanced glucose biosensors with improved performance characteristics.
• Need for non-enzymatic glucose detection methods offering stability and reproducibility.

Purpose of the Study:

• To develop and evaluate high-performance non-enzymatic glucose sensors.
• To utilize carbon nitride supported copper oxide nanoparticles (CNCO) as the sensing material.

Main Methods:

• Synthesis of CNCO hybrid material via a modified deposition-precipitation route.
• Characterization using X-ray diffraction (XRD) to confirm crystallinity and structure.
• Electrochemical detection of glucose using the CNCO material and a microcontroller-based sensor.

Main Results:

• CNCO material demonstrated high crystallinity with a monoclinic structure.
• Electrochemical detection showed a detection limit of 0.59 mM and sensitivity of 0.53 mA.mM^-1.cm^-2 for glucose.
• Extended gate field-effect transistor and microcontroller-based sensor also exhibited promising performance metrics.

Conclusions:

• Carbon nitride-supported copper oxide nanoparticles are effective for non-enzymatic glucose sensing.
• The developed glucose sensors exhibit excellent reproducibility, stability, and selectivity.
• CNCO-based sensors represent a promising platform for practical glucose monitoring applications.