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Related Experiment Video

Updated: Jun 18, 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

Single-crystalline kinked semiconductor nanowire superstructures.

Bozhi Tian1, Ping Xie, Thomas J Kempa

  • 1Department of Chemistry and Chemical Biology, Harvard University, Cambridge, MA 02138, USA.

Nature Nanotechnology
|November 7, 2009
PubMed
Summary

Researchers developed a

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Area of Science:

  • Materials Science
  • Nanotechnology
  • Semiconductor Physics

Background:

  • Semiconductor nanowires offer tunable properties for diverse applications.
  • Designing complex hierarchical nanostructures remains a significant challenge.

Purpose of the Study:

  • To develop a method for precise, iterative control over nanowire growth.
  • To enable the synthesis of complex, hierarchical nanostructures with localized functionalities.

Main Methods:

  • Introduced a 'nanotectonic' approach for controlled nanowire nucleation and growth.
  • Demonstrated iterative control over nanowire segment lengths and growth direction.
  • Synthesized kinked/zigzag nanowires with triangular joints.

Main Results:

  • Achieved controlled growth of kinked and zigzag semiconductor nanowires.
  • Demonstrated precise localization of device functions (p-n diodes, field-effect transistors) at nanowire junctions.
  • Showcased coherent growth direction and controllable segment lengths.

Conclusions:

  • The nanotectonic approach enables ab initio design of hierarchical nanostructures.
  • This method allows for the creation of functional semiconductor devices integrated within nanowire architectures.
  • Offers a pathway for advanced nanoscale device fabrication.

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Last Updated: Jun 18, 2026

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