Graphene-Based Electrospun Fibrous Materials with Enhanced EMI Shielding: Recent Developments and Future Perspectives

Area of Science:

• Materials Science
• Nanotechnology
• Electrical Engineering

Background:

• Increasing electronic device proliferation exacerbates electromagnetic interference (EMI) pollution.
• Effective EMI shielding materials are crucial for device performance and reliability.
• Electrospinning (ES) offers a versatile method for fabricating one-dimensional nanofibers (NFs) with potential EMI shielding capabilities.

Purpose of the Study:

• To review the fundamental relationship between electrospinning technology and EMI shielding.
• To discuss diverse graphene (GP)-based fibrous materials fabricated via ES for EMI shielding applications.
• To summarize factors influencing the EMI shielding performance of electrospun materials and composites.

Main Methods:

• Review of existing literature on electrospinning techniques for EMI shielding.
• Analysis of graphene-based nanofibers and composites produced by electrospinning.
• Critical summary of post-treatment methods and influencing factors on shielding effectiveness.

Main Results:

• Electrospun nanofibers, particularly those incorporating graphene, demonstrate significant potential for EMI shielding.
• Composite structures and post-treatments can further enhance the EMI shielding performance of electrospun materials.
• Key factors influencing shielding efficiency include material composition, morphology, and structural integrity.

Conclusions:

• Electrospun graphene-based materials represent a promising avenue for developing advanced EMI shielding solutions.
• Further research into optimizing electrospinning processes and composite designs is essential for high-performance EMI shielding.
• This review provides current knowledge and future outlooks for electrospun fiber-based EMI shielding materials.