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Related Experiment Video

Updated: Jul 3, 2026

Ultrahigh Density Array of Vertically Aligned Small-molecular Organic Nanowires on Arbitrary Substrates
08:07

Ultrahigh Density Array of Vertically Aligned Small-molecular Organic Nanowires on Arbitrary Substrates

Published on: June 18, 2013

Synergetic nanowire growth.

Magnus T Borgström, George Immink, Bas Ketelaars

    Nature Nanotechnology
    |July 26, 2008
    PubMed
    Summary

    Nanowire growth rates increase unexpectedly as wire spacing decreases, contrary to expectations. This synergetic effect, driven by catalyst area fraction, enhances semiconductor integration.

    Area of Science:

    • Semiconductor Nanotechnology
    • Materials Science
    • Chemical Engineering

    Background:

    • Nanowires offer promise for integrating advanced semiconductors with silicon technology.
    • Vapour-liquid-solid (VLS) growth is the primary method for nanowire fabrication, but its mechanisms, particularly the role of metal catalysts, are debated.
    • Previous studies reported conflicting data on catalyst particle size effects and observed reduced growth rates with decreased wire-to-wire spacing due to material competition.

    Discussion:

    • This study reveals a counterintuitive synergetic effect in nanowire growth.
    • Decreasing the distance between nanowires unexpectedly increases their growth rate.
    • This phenomenon is linked to the catalyst area fraction and its influence on precursor decomposition.

    Key Insights:

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    Flow-assisted Dielectrophoresis: A Low Cost Method for the Fabrication of High Performance Solution-processable Nanowire Devices

    Published on: December 7, 2017

    Related Experiment Videos

    Last Updated: Jul 3, 2026

    Ultrahigh Density Array of Vertically Aligned Small-molecular Organic Nanowires on Arbitrary Substrates
    08:07

    Ultrahigh Density Array of Vertically Aligned Small-molecular Organic Nanowires on Arbitrary Substrates

    Published on: June 18, 2013

    Synthesis of Substrate-Bound Au Nanowires Via an Active Surface Growth Mechanism
    09:36

    Synthesis of Substrate-Bound Au Nanowires Via an Active Surface Growth Mechanism

    Published on: July 18, 2018

    Flow-assisted Dielectrophoresis: A Low Cost Method for the Fabrication of High Performance Solution-processable Nanowire Devices
    09:14

    Flow-assisted Dielectrophoresis: A Low Cost Method for the Fabrication of High Performance Solution-processable Nanowire Devices

    Published on: December 7, 2017

    • The growth rate of nanowires is directly proportional to the catalyst area fraction.
    • A synergetic effect enhances growth as wire-to-wire distance diminishes.
    • This finding challenges existing models of VLS nanowire growth.

    Outlook:

    • The observed synergetic effect is applicable across various nanowire materials and growth techniques.
    • Understanding this effect can optimize nanowire fabrication for monolithic integration.
    • Further research can leverage this phenomenon to enhance semiconductor device performance.