Progress in Nickel MOF-Based Materials for Electrochemical Biosensor and Supercapacitor Applications

Area of Science:

• Materials Science
• Electrochemistry
• Nanotechnology

Background:

• Nickel-based metal-organic frameworks (Ni-MOFs) possess advantageous properties like porosity, high surface area, and redox activity.
• Ni-MOFs and their composites are increasingly explored for electrochemical sensing and energy storage applications.
• Synergistic effects in hybrid Ni-MOF materials are key to developing advanced electrochemical sensors.

Purpose of the Study:

• To review recent advancements in Ni-MOF-based electrode modifiers for electrochemical sensing and supercapacitors.
• To highlight the use of Ni-MOF composites with various materials (metal oxides, carbon, MXenes, polymers, LDH) for detecting environmental pollutants and biomolecules.
• To discuss Ni-based bimetallic and trimetallic catalysts and their composites in these applications.

Main Methods:

• Literature review of Ni-MOF-based materials in electrochemical sensing.
• Analysis of Ni-MOF composites as electrode modifiers for supercapacitors.
• Examination of Ni-based bimetallic and trimetallic catalysts and composites.

Main Results:

• Ni-MOF-based hybrid materials demonstrate enhanced sensitivity and selectivity for electrochemical detection of various analytes.
• These materials show potential for practical applications with reasonable real-sample recovery.
• Ni-MOF-based composites exhibit excellent specific capacitance and cyclic stability for supercapacitor applications.

Conclusions:

• Ni-MOF-based materials are highly effective for electrochemical sensing and supercapacitor development.
• Hybridization with other materials significantly boosts performance.
• Further research into challenges and future perspectives is warranted for broader application.