Immobilization of Polymeric Luminophor on Nanoparticles Surface

Area of Science:

• Materials Science
• Polymer Chemistry
• Nanotechnology

Background:

• Development of less toxic polymeric luminophors is crucial for advanced lighting, sensors, and bioassays.
• Immobilization of luminophors onto nanoparticles enhances their utility and stability.

Purpose of the Study:

• To develop and investigate a method for immobilizing a novel luminophor (2,7-NAF.DM) onto silica and carbon nanotubes.
• To analyze the structure and properties of the resulting grafted layer.

Main Methods:

• Immobilization via mechanical mixing and in situ oligomerization with chemisorption.
• Carrier modification with vinyl groups for enhanced chemisorption.
• Characterization using thermal and spectral techniques.

Main Results:

• Successful chemisorption of the luminophor onto silica nanoparticles and carbon nanotubes was confirmed.
• The molecular microstructure of the luminophor remained unchanged after immobilization.
• Uniform surface coverage of nanoparticles with the polymeric luminophor was achieved.

Conclusions:

• The developed modification approach enables effective immobilization of luminophors onto nanoparticles.
• This method yields uniformly coated nanoparticles with intact luminophor properties.
• The findings support the use of these modified nanoparticles in various optoelectronic and diagnostic applications.