Future advances and challenges of nanomaterial-based technologies for electromagnetic interference-based...

Area of Science:

• Materials Science
• Polymer Science
• Electromagnetics

Background:

• Growing use of electronic devices causes electromagnetic (EM) wave pollution, leading to equipment malfunctions.
• Polymer-based composites are promising for electromagnetic interference (EMI) shielding due to their flexibility, light weight, and conductivity.

Purpose of the Study:

• To review EMI shielding mechanisms and fabrication challenges in polymer composites.
• To explore recent advancements and the impact of various nano-fillers on EMI shielding effectiveness.
• To propose future research directions for enhanced EMI shielding materials.

Main Methods:

• Critical review of existing literature on polymer-based composites for EMI shielding.
• Analysis of different filler types (organic, inorganic, 2D, 3D, hybrid) and their influence on shielding performance.
• Exploration of fabrication processes and their impact on EMI shielding effectiveness.

Main Results:

• Low-thickness, lightweight polymers are identified as ideal for next-generation electronic devices' EMI shielding.
• The effectiveness of EMI shielding is significantly influenced by the type and integration of nano-fillers.
• Optimization during the fabrication process is crucial for achieving superior EMI shielding.

Conclusions:

• Polymer composites offer a viable solution to EM wave pollution challenges in electronic devices.
• Functionalized nano-fillers and composite polymers show potential for enhancing EMI shielding and conductivity.
• Continued research and development are necessary to overcome current limitations and advance EMI shielding technologies for industrial applications.