Flexible Hybrid and Single-Component Aerogels: Synthesis, Characterization, and Applications

Area of Science:

• Materials Science
• Nanotechnology
• Polymer Science

Background:

• Traditional aerogels suffer from fragility and moisture sensitivity, limiting their practical use.
• Flexible aerogels have been developed to overcome these limitations by incorporating flexibility into their structure.
• Recent advancements include hybrid flexible aerogels (organic-inorganic or organic-organic) and novel single-component flexible aerogels.

Purpose of the Study:

• To review modern fabrication techniques for hybrid and single-component flexible aerogels.
• To provide a comprehensive analysis of synthesis, influencing factors, and limitations.
• To discuss properties, characterization, and diverse applications of flexible aerogels.

Main Methods:

• Review of contemporary scientific literature on flexible aerogel fabrication.
• Comparative analysis of different drying methods for aerogel structure development.
• Detailed examination of synthesis routes, parameter control, and material characterization.

Main Results:

• Flexible aerogels offer enhanced mechanical properties compared to traditional counterparts.
• Various fabrication strategies yield diverse flexible aerogel structures with tunable properties.
• Drying methods significantly impact the final aerogel microstructure and performance.

Conclusions:

• Flexible aerogels represent a significant advancement over traditional aerogels.
• Further research into single-component flexible aerogels is crucial for pure material development.
• Flexible aerogels show great promise for multifunctional applications across various fields.