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Related Experiment Video

Updated: Jun 7, 2026

Synthesis of Gold Nanoparticle Integrated Photo-responsive Liposomes and Measurement of Their Microbubble Cavitation upon Pulse Laser Excitation
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Laser printing single gold nanoparticles.

Alexander S Urban1, Andrey A Lutich, Fenando D Stefani

  • 1Photonics and Optoelectronics Group, Fakultät für Physik and CeNS, Ludwig-Maximilians-Universität, 80799 Munich, Germany.

Nano Letters
|October 21, 2010
PubMed
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Researchers developed a direct laser printing method for precise nanoparticle placement on surfaces. This technique uses optical forces and van der Waals attraction, enabling the creation of nanoscale devices with enhanced control.

Area of Science:

  • Materials Science
  • Nanotechnology
  • Optics

Background:

  • Colloidal synthesis yields nanoparticles with diverse optoelectronic, magnetic, and catalytic properties.
  • Controlled integration of nanoparticles onto surfaces is crucial for nanoscale device fabrication.
  • Existing methods combine self-assembly with lithographic patterning, offering limited precision.

Purpose of the Study:

  • To demonstrate a novel, flexible method for the precise integration of individual colloidal nanoparticles onto surfaces.
  • To establish direct laser printing as a viable technique for nanoscale device manufacturing.

Main Methods:

  • Utilizing optical forces for precise positioning of individual colloidal nanoparticles.
  • Employing van der Waals attraction for secure binding of nanoparticles to the substrate.

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Gold Nanoparticle Synthesis
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Production of Metal Nanoparticles by Pulsed Laser-ablation in Liquids: A Tool for Studying the Antibacterial Properties of Nanoparticles
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Production of Metal Nanoparticles by Pulsed Laser-ablation in Liquids: A Tool for Studying the Antibacterial Properties of Nanoparticles

Published on: June 2, 2017

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Last Updated: Jun 7, 2026

Synthesis of Gold Nanoparticle Integrated Photo-responsive Liposomes and Measurement of Their Microbubble Cavitation upon Pulse Laser Excitation
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Synthesis of Gold Nanoparticle Integrated Photo-responsive Liposomes and Measurement of Their Microbubble Cavitation upon Pulse Laser Excitation

Published on: February 24, 2016

Gold Nanoparticle Synthesis
13:42

Gold Nanoparticle Synthesis

Published on: July 10, 2021

Production of Metal Nanoparticles by Pulsed Laser-ablation in Liquids: A Tool for Studying the Antibacterial Properties of Nanoparticles
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Production of Metal Nanoparticles by Pulsed Laser-ablation in Liquids: A Tool for Studying the Antibacterial Properties of Nanoparticles

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  • Demonstrating proof-of-concept by printing single spherical gold nanoparticles.

    • Main Results:

    • Achieved precise positioning of individual gold nanoparticles with 50 nm accuracy.
    • Identified key physical parameters governing the direct laser printing mechanism.
    • Validated the potential for controlled nanoparticle integration on surfaces.

    Conclusions:

    • Direct laser printing offers a high-precision method for assembling individual nanoparticles.
    • This technique facilitates the fabrication of nanoscale devices and circuits with distinct nanoparticles.
    • The identified physical parameters provide a foundation for optimizing the laser printing process.