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Multi-Modal Sensing Ionogels with Tunable Mechanical Properties and Environmental Stability for Aquatic and Atmospheric Environments

  • 0Key Laboratory of Advanced Materials Technologies, International (HongKong Macao and Taiwan) Joint Laboratory on Advanced Materials Technologies, College of Materials Science and Engineering, Fuzhou University, Fuzhou, Fujian, 350108, China.
Advanced Materials (deerfield Beach, Fla.) +

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September 18, 2024

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September 18, 2024

View abstract on PubMed

Summary

This summary is machine-generated.

This study introduces advanced ionogels with enhanced mechanical properties and environmental stability. These novel ionogels offer superior performance for flexible electronics and wearable sensors.

Area Of Science

  • Materials Science
  • Polymer Chemistry
  • Nanotechnology

Background

  • Ionogels show promise for flexible iontronic devices.
  • Limited mechanical tunability and environmental instability hinder their application.
  • Next-generation flexible electronics require robust and adaptable materials.

Purpose Of The Study

  • To develop ionogels with tunable mechanical properties and improved environmental stability.
  • To leverage synergistic interactions for enhanced material performance.
  • To demonstrate the utility of these ionogels in wearable sensors.

Main Methods

  • Constructing a 3D supramolecular network using cation-oxygen coordination and hydrogen bonding.
  • Characterizing the mechanical properties, including modulus, stretchability, and fracture energy.
  • Evaluating environmental stability against temperature variations and water.
  • Integrating the ionogel into a wearable sensor prototype.

Main Results

  • Achieved unprecedented elongation at break (10,800%) and high fracture energy.
  • Demonstrated tunable modulus, strength, and high elasticity.
  • Exhibited excellent environmental stability and robust underwater adhesion.
  • Successfully implemented in a wearable sensor for flexible sensing and underwater signal transmission.

Conclusions

  • The developed ionogels possess superior mechanical and environmental properties.
  • Synergistic supramolecular network design is key to overcoming ionogel limitations.
  • These ionogels hold significant potential for advanced wearable electronics and multifunctional sensing applications.

Keywords: