Molybdenum oxide based electrode materials for electrochemical sensing applications: Recent progress in electrode...

Area of Science:

• Materials Science
• Electrochemistry
• Environmental Science

Background:

• Electrochemical sensors are crucial for environmental monitoring and clinical diagnostics.
• Metal oxides, particularly molybdenum oxide (MoO3), are increasingly used in sensor fabrication.
• MoO3-based sensors show potential for detecting various analytes like hydrogen peroxide and glucose.

Purpose of the Study:

• To review the fabrication and application of MoO3 and its hybrid composites in electrochemical sensing.
• To discuss synthesis methods, sensing capabilities, and challenges associated with MoO3-based sensors.
• To explore future trends in MoO3-based electrochemical sensor development for environmental and biomedical fields.

Main Methods:

• Literature review of MoO3 and its hybrid composites (with oxides, carbon materials, sulfides, MOFs, polymers).
• Discussion of synthesis techniques for MoO3-based materials.
• Analysis of electrochemical techniques for analyte determination.

Main Results:

• MoO3 and its hybrid composites are effective for sensing various analytes including hydrogen peroxide, glucose, dopamine, and heavy metal ions.
• Diverse synthesis methods enable tailored properties for specific sensing applications.
• Identified challenges and future research directions for MoO3-based sensors.

Conclusions:

• MoO3-based electrochemical sensors offer significant potential for environmental and biomedical applications.
• Further research into MoO3 composite development and advanced fabrication techniques is warranted.
• These sensors are vital tools for monitoring pollutants and small biomolecules.