Polymer Composites with Quantum Dots as Potential Electrode Materials for Supercapacitors Application: A Review
Himadri Tanaya Das1, Paritosh Barai2, Swapnamoy Dutta3
1Centre of Excellence for Advanced Materials and Applications, Utkal University, Bhubaneswar 751004, Odisha, India.
Polymers
|March 10, 2022
Summary
Polymer composites with Quantum Dots (PQDs) enhance supercapacitor performance by improving conductivity and stability. This review details their synthesis, benefits, and promising applications in energy storage.
Area of Science:
- Materials Science
- Nanotechnology
- Electrochemistry
Background:
- Quantum Dots (QDs) possess unique nanoscale properties and quantum confinement effects, leading to excellent optoelectronic characteristics.
- Hybrid materials combining QDs with polymers (PQDs) are explored to overcome limitations and enhance efficiency in various applications.
Purpose of the Study:
- To review the synthesis, application outcomes, benefits, and drawbacks of polymer nanocomposites with Quantum Dots (PQDs) for supercapacitor applications.
- To highlight the improvements in electrical conductivity, electrochemical reactivity, and charge accumulation offered by PQDs in supercapacitor devices.
Main Methods:
- Literature review of existing studies on PQDs for supercapacitor electrodes.
- Analysis of different types of QDs (carbonaceous, transition metal oxide/sulphide) composited with polymers.
Main Results:
- PQDs demonstrate adequate conductivity, stability, excellent energy density, and improved specific capacitance for supercapacitors.
- The integration of PQDs significantly enhances electrical conductivity, electrochemical reactivity, and surface charge accumulation.
Conclusions:
- Polymer composites with Quantum Dots show significant promise for advanced supercapacitor applications.
- PQDs offer a viable strategy to improve supercapacitor device performance through enhanced electrochemical properties.
