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Related Experiment Video

Updated: Jun 3, 2026

Gold Nanoparticle Synthesis
13:42

Gold Nanoparticle Synthesis

Published on: July 10, 2021

Sequentially modified, polymer-stabilized gold nanoparticle libraries: convergent synthesis and aggregation behavior.

Matthew I Gibson1, Maarten Danial, Harm-Anton Klok

  • 1Ecole Polytechnique Fédérale de Lausanne, Institut des Matériaux and Institut des Sciences et Ingénierie Chimiques, Laboratoire des Polymères Bâtiment MXD, Station 12, CH-1015 Lausanne, Switzerland.

ACS Combinatorial Science
|March 10, 2011
PubMed
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Researchers developed an easy method to create polymer-coated gold nanoparticles. This technique allows for high-throughput screening of nanoparticle interactions in biological settings, aiding in understanding their behavior.

Area of Science:

  • Materials Science
  • Nanotechnology
  • Polymer Chemistry

Background:

  • Gold nanoparticles (AuNPs) are widely used in biomedical applications.
  • Controlling the surface chemistry of AuNPs is crucial for their function.
  • Existing methods for creating functionalized AuNPs can be complex and lack homogeneity.

Purpose of the Study:

  • To develop a versatile and facile method for synthesizing libraries of polymer-coated gold nanoparticles.
  • To create a high-throughput assay for investigating nanoparticle aggregation.
  • To understand the influence of biological media components on nanoparticle behavior.

Main Methods:

  • Synthesis of poly(pentafluorophenyl methacrylate) via RAFT polymerization.
  • Postpolymerization modification to introduce ω-thiol end-groups.

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Using Polystyrene-block-poly(acrylic acid)-coated Metal Nanoparticles as Monomers for Their Homo- and Co-polymerization
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Using Polystyrene-block-poly(acrylic acid)-coated Metal Nanoparticles as Monomers for Their Homo- and Co-polymerization

Published on: July 9, 2015

A Simple Method for the Size Controlled Synthesis of Stable Oligomeric Clusters of Gold Nanoparticles under Ambient Conditions
08:21

A Simple Method for the Size Controlled Synthesis of Stable Oligomeric Clusters of Gold Nanoparticles under Ambient Conditions

Published on: February 5, 2016

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Last Updated: Jun 3, 2026

Gold Nanoparticle Synthesis
13:42

Gold Nanoparticle Synthesis

Published on: July 10, 2021

Using Polystyrene-block-poly(acrylic acid)-coated Metal Nanoparticles as Monomers for Their Homo- and Co-polymerization
09:02

Using Polystyrene-block-poly(acrylic acid)-coated Metal Nanoparticles as Monomers for Their Homo- and Co-polymerization

Published on: July 9, 2015

A Simple Method for the Size Controlled Synthesis of Stable Oligomeric Clusters of Gold Nanoparticles under Ambient Conditions
08:21

A Simple Method for the Size Controlled Synthesis of Stable Oligomeric Clusters of Gold Nanoparticles under Ambient Conditions

Published on: February 5, 2016

  • Sequential tethering of functional polymers to citrate-stabilized gold nanoparticles.
  • Development of a high-throughput optical assay using gold core properties.

    • Main Results:

    • A library of 75 unique polymer-gold nanoparticle hybrid particles was successfully synthesized.
    • The assay revealed the significant impact of dissolved salts and serum proteins on nanoparticle aggregation.
    • Demonstrated the influence of surface coatings on nanoparticle-biomolecule interactions.

    Conclusions:

    • The described method provides a powerful and accessible tool for creating model nanoparticle libraries.
    • These libraries possess intrinsic sensing properties for studying biological interactions.
    • The findings highlight the importance of considering media composition for nanoparticle applications.