Piezoelectric Polymer and Paper Substrates: A Review

Area of Science:

• Materials Science
• Polymer Science
• Nanotechnology

Background:

• Piezoelectric polymers and papers, including Polyvinylidene fluoride (PVDF), are utilized in sensors and actuators due to their piezoelectric properties.
• These materials offer advantages like mechanical flexibility, lower cost, and faster processing compared to ceramic alternatives such as PZT and BaTiO₃.
• Biocompatibility of many polymers and papers allows for applications in biological systems.

Purpose of the Study:

• To provide a comprehensive overview of piezoelectric polymers and papers.
• To discuss their operating principles, material categories, and fabrication techniques.
• To highlight diverse applications of these advanced materials.

Main Methods:

• Review of operating principles of piezoelectric polymers and papers.
• Categorization based on material composition and fabrication methods.
• Analysis of existing and emerging applications.

Main Results:

• Piezoelectric polymers and papers are versatile materials for direct (sensor) and inverse (actuator) piezoelectric effects.
• Heterostructural materials are gaining attention for combining polymer flexibility with ceramic piezoelectric properties.
• Applications span various fields, leveraging unique material advantages.

Conclusions:

• Piezoelectric polymers and papers represent a significant advancement in materials for sensing and actuation.
• Their flexibility, cost-effectiveness, and biocompatibility make them suitable for a wide array of industrial and bio-applications.
• Continued research into heterostructural materials promises further innovation in piezoelectric device design.