Textile-Based Triboelectric Nanogenerators for Wearable Self-Powered Microsystems

Area of Science:

• Materials Science and Engineering
• Nanotechnology
• Wearable Electronics

Background:

• Wearable electronics face limitations from conventional lithium batteries, including frequent charging and rigidity.
• The Internet of Things (IoT) has driven progress in miniaturization and wearability, but power sources remain a bottleneck.

Purpose of the Study:

• To review recent advancements in materials and methods for textile-based triboelectric nanogenerators (T-TENGs).
• To highlight the application of T-TENGs in self-powered wearable systems, including active sensors and actuators.
• To identify challenges and future opportunities in integrated wearable microsystems.

Main Methods:

• Review of materials used in T-TENG construction.
• Analysis of methods to enhance the electrical output performance of T-TENGs.
• Focus on representative works showcasing T-TENG applications in sensors, actuators, and self-powered microsystems.

Main Results:

• TENGs offer flexibility, high output, and material versatility for energy harvesting and sensing.
• T-TENGs combine fabric advantages like breathability and adaptability for seamless integration into wearable devices.
• Demonstrated applications include active sensors, self-driven actuators, and complete self-powered wearable microsystems.

Conclusions:

• T-TENGs are a promising technology for developing self-powered wearable electronics, overcoming the limitations of traditional batteries.
• Further research is needed to address critical challenges and unlock the full potential of T-TENG-based integrated microsystems.