Recent Advances in Polymer Nanocomposites for Electromagnetic Interference Shielding: A Review

Area of Science:

• Materials Science
• Nanotechnology
• Electrical Engineering

Background:

• Increasing use of electronic devices generates significant electromagnetic interference (EMI).
• Effective EMI shielding materials are critical for commercial and military applications.
• Polymer nanocomposites offer promising solutions for electromagnetic radiation shielding.

Purpose of the Study:

• To review the current research on polymer nanocomposite-based EMI shielding materials.
• To focus on materials utilizing hybrid fillers and MXenes.
• To connect material microstructure, properties, and EMI shielding efficiency.

Main Methods:

• Review of existing literature on EMI shielding polymer nanocomposites.
• Discussion of EMI shielding theory and synthesis methods.
• Analysis of structure-property relationships and mechanical properties.

Main Results:

• Hybrid fillers and MXenes enhance EMI shielding performance in polymer nanocomposites.
• Microstructure and filler type significantly influence EMI shielding efficiency (EMI SE).
• Mechanical properties are also reviewed alongside shielding effectiveness and conductivity.

Conclusions:

• Polymer nanocomposites, especially with hybrid fillers and MXenes, show great potential for EMI shielding.
• Further research is needed to address existing technological gaps and obstacles.
• Future directions include optimizing materials for specific applications and improving performance.