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Updated: Oct 14, 2025

Microfluidic Production of Lysolipid-Containing Temperature-Sensitive Liposomes
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Thermoresponsive multicolor-emissive materials based on solid lipid nanoparticles.

Jaume Ramon Otaegui1,2, Daniel Ruiz-Molina1, Loredana Latterini3

  • 1Catalan Institute of Nanoscience and Nanotechnology (ICN2), CSIC and BIST, Campus UAB, Bellaterra, Barcelona 08193, Spain. claudio.roscini@icn2.cat.

Materials Horizons
|November 1, 2021
PubMed
Summary
This summary is machine-generated.

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Researchers developed a simple method for creating multicolor thermofluorochromic materials using dye-loaded nanoparticles. This breakthrough enables versatile applications in smart displays and anti-counterfeiting technologies.

Area of Science:

  • Materials Science
  • Nanotechnology
  • Photochemistry

Background:

  • Thermochromism, the change in color with temperature, is a key property for advanced materials.
  • Current methods for creating multicolor thermoresponsive materials are often complex and costly.
  • Matrix-induced thermofluorochromism offers a promising route for temperature-sensitive color changes.

Purpose of the Study:

  • To develop a simple, low-cost, and versatile method for fabricating thermoresponsive multicolor-emissive materials.
  • To demonstrate the scalability of matrix-induced thermofluorochromism to the nanoscale.
  • To explore the potential applications of these novel materials.

Main Methods:

  • Expanding the concept of matrix-induced thermofluorochromism using phase change materials (paraffins).

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  • Synthesizing dye-loaded solid lipid nanoparticles (SLNs) to achieve nanoscale thermofluorochromism.
  • Combining different types of SLNs to create multicolor emission platforms from a single emitter type.

    • Main Results:

    • Successfully transferred matrix-induced thermofluorochromism to the nanoscale using dye-loaded SLNs.
    • Achieved multicolor thermofluorochromism by combining different SLN types on a single platform.
    • Developed transparent nanocomposites and inkjet-printed patterns exhibiting complex thermoresponsive luminescence.

    Conclusions:

    • The developed method provides a simple, versatile, and scalable approach to multicolor thermofluorochromic materials.
    • These nanoscale materials offer significant potential for applications in smart displays, thermal sensing, and high-security anti-counterfeiting.
    • The matrix-induced thermofluorochromism concept is effectively translated to nanoparticle systems for advanced optical functionalities.