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Related Experiment Video

Updated: Jul 3, 2026

Focused Ion Beam Fabrication of LiPON-based Solid-state Lithium-ion Nanobatteries for In Situ Testing
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Focused Ion Beam Fabrication of LiPON-based Solid-state Lithium-ion Nanobatteries for In Situ Testing

Published on: March 7, 2018

High-performance lithium battery anodes using silicon nanowires.

Candace K Chan, Hailin Peng, Gao Liu

    Nature Nanotechnology
    |July 26, 2008
    PubMed
    Summary
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    Silicon nanowire anodes offer a breakthrough for high-capacity lithium batteries, overcoming the pulverization issues of silicon. These anodes achieve theoretical charge capacity and maintain excellent performance for longer-lasting, powerful energy storage.

    Area of Science:

    • Materials Science
    • Electrochemistry
    • Energy Storage

    Background:

    • Rechargeable lithium batteries are crucial for portable electronics, electric vehicles, and medical devices.
    • Silicon anodes offer high theoretical capacity (4,200 mAh g(-1)) but suffer from pulverization due to 400% volume change during lithium insertion/extraction.
    • Existing graphite anodes have significantly lower capacity compared to silicon.

    Purpose of the Study:

    • To address the limitations of silicon anodes in lithium batteries.
    • To develop a silicon-based anode material that can accommodate volume changes and maintain cycle life.
    • To achieve high energy capacity and stable performance in rechargeable lithium batteries.

    Main Methods:

    • Fabrication of silicon nanowire battery electrodes.

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    Last Updated: Jul 3, 2026

    Focused Ion Beam Fabrication of LiPON-based Solid-state Lithium-ion Nanobatteries for In Situ Testing
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    Published on: March 7, 2018

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    Characterization of Electrode Materials for Lithium Ion and Sodium Ion Batteries Using Synchrotron Radiation Techniques
    10:03

    Characterization of Electrode Materials for Lithium Ion and Sodium Ion Batteries Using Synchrotron Radiation Techniques

    Published on: November 11, 2013

  • Electrochemical testing of silicon nanowire anodes for lithium insertion and extraction.
  • Cycling stability and capacity retention analysis.

    • Main Results:

    • Silicon nanowire electrodes accommodate significant strain without pulverization.
    • The electrodes maintain good electronic contact and conduction.
    • Theoretical charge capacity for silicon anodes was achieved, with discharge capacity near 75% of maximum and minimal fading during cycling.

    Conclusions:

    • Silicon nanowire electrodes effectively overcome the pulverization and capacity fading issues of bulk silicon anodes.
    • This approach enables the realization of high-capacity, long-cycle-life silicon anodes for advanced lithium batteries.
    • The developed silicon nanowire electrodes represent a promising advancement for next-generation energy storage solutions.