A self-healing multispectral transparent adhesive peptide glass

Area of Science:

• Materials Science
• Supramolecular Chemistry
• Biomaterials

Background:

• Glasses possess solid-like mechanical properties despite disordered structures.
• Vitrification creates amorphous structures, crucial for material properties.
• Engineering advanced glasses with desirable properties remains a significant challenge.

Purpose of the Study:

• To report the discovery of a novel supramolecular amorphous glass.
• To characterize its unique combination of properties.
• To explore its potential applications in science and engineering.

Main Methods:

• Spontaneous self-organization of the aromatic tripeptide YYY.
• Non-covalent cross-linking initiated by structural water.
• Characterization of mechanical, adhesive, and optical properties.

Main Results:

• A supramolecular amorphous glass formed from the tripeptide YYY and water.
• The material exhibits high rigidity combined with room-temperature self-healing.
• It functions as a strong adhesive and is transparent across visible to mid-infrared spectra.

Conclusions:

• A simple bioorganic peptide glass demonstrates a unique combination of desirable properties.
• This multi-functional material holds promise for diverse scientific and engineering applications.
• The findings present a new avenue for designing advanced amorphous materials.