Highly Plasticized Lanthanide Luminescence for Information Storage and Encryption Applications.

Area of Science:

• Materials Science
• Nanotechnology
• Chemistry

Background:

• Developing novel storage media is crucial for diverse information storage needs.
• Lanthanide-based luminescent organogels offer potential for advanced applications.
• Mechanical performance and plasticity are key challenges in storage media development.

Purpose of the Study:

• To develop lanthanide-based luminescent organogels with ultrastrong mechanical performance and plasticity.
• To explore their application in patterned information storage and encryption.
• To investigate the role of DNA, ligands, and rare earth ions in material properties.

Main Methods:

• Synthesizing organogels via electrostatic and coordinative interactions.
• Incorporating natural DNA, synthetic ligands, and rare earth (RE) ions.
• Characterizing mechanical properties (stretchability, breaking strength) and luminescent colors.

Main Results:

• Organogels exhibited ultrastrong mechanical performance (80 MPa breaking strength) and high stretchability (180 times).
• Tunable luminescent colors were achieved.
• Successful demonstration of information storage and encryption using patterns like QR codes and barcodes.

Conclusions:

• Lanthanide-based luminescent organogels possess excellent processability, stretchability, stability, and design versatility.
• These materials are suitable for information storage and encryption in various scenarios, including flexible devices.
• Advancements pave the way for luminescent organogel-REs as robust information storage and encryption media.