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Related Experiment Videos

Cobaltocene as a spin filter.

Rui Liu1, San-Huang Ke, Weitao Yang

  • 1Department of Chemistry, Duke University, Durham, NC 27708-0354, USA.

The Journal of Chemical Physics
|October 16, 2007
PubMed
Summary
This summary is machine-generated.

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Cobaltocene acts as a robust spin filter for molecular electronics. This organometallic compound generates a spin-polarized current, making it a promising building block for molecular spintronics.

Area of Science:

  • Molecular electronics
  • Spintronics
  • Organometallic chemistry

Background:

  • Doping molecular wires with transition metals controls electronic transport.
  • Transition metal incorporation can induce spin dependence in molecular conduction channels.

Purpose of the Study:

  • Investigate cobaltocene as a molecular spintronics component.
  • Explore the creation of spin-polarized electric currents using cobaltocene.

Main Methods:

  • Computational investigation of cobaltocene contacted with gold electrodes.
  • Analysis of spin-dependent transport properties under applied voltage.

Main Results:

  • Cobaltocene functions as a robust spin filter below 0.2 V.

Related Experiment Videos

  • One spin component's current is two orders of magnitude larger than the other.
  • Incorporating CH(2) groups reduces sensitivity to contact geometry with minimal current reduction.

    • Conclusions:

    • Cobaltocene is a promising building block for molecular spintronics.
    • The spin-filtering effect is robust and tunable.
    • This moiety offers a pathway to control spin-polarized currents in molecular devices.