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Related Experiment Video

Updated: Aug 10, 2025

Fabrication of Periodic Gold Nanocup Arrays Using Colloidal Lithography
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Gold Triangular Nanoprisms: Anisotropic Plasmonic Materials with Unique Structures and Properties.

Jiangming Wang1, Weina Fang2, Huajie Liu1

  • 1School of Chemical Science and Engineering Shanghai Research Institute for Intelligent Autonomous Systems Key Laboratory of Advanced Civil Engineering Materials of Ministry of Education, Tongji University, Shanghai, 200092, P. R. China.

Chempluschem
|February 13, 2023
PubMed
Summary

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Gold triangular nanoprisms (AuTNPs) are versatile anisotropic nanomaterials with tunable plasmonic properties. This review details their synthesis, morphological evolution, and applications in SERS, catalysis, and biosensing.

Area of Science:

  • Nanotechnology
  • Materials Science
  • Physical Chemistry

Background:

  • Gold triangular nanoprisms (AuTNPs) are anisotropic inorganic nanomaterials.
  • They exhibit well-defined structures and tunable plasmonic properties.
  • AuTNPs are significant in various scientific and technological fields.

Purpose of the Study:

  • To review the synthetic methodologies for AuTNPs.
  • To elucidate the morphological evolution of AuTNPs during synthesis and post-synthesis.
  • To summarize the applications of AuTNPs, particularly those leveraging plasmonic properties.

Main Methods:

  • Review of established synthetic routes including thermal solution, seed-mediated, and seedless methods.
  • Analysis of proposed synthesis mechanisms and challenges.
Keywords:
biosensorsgold nanoparticlesnanophotonicsnanostructuressurface plasmon resonance

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  • Investigation of morphological changes during AuNP synthesis and processing.

    • Main Results:

    • Detailed comparison of different synthetic approaches for AuTNPs.
    • Insights into the critical factors influencing AuTNPs morphology.
    • Comprehensive overview of AuTNPs applications in surface-enhanced Raman scattering (SERS), catalysis, phototherapy, and biosensing.

    Conclusions:

    • Understanding AuTNPs synthesis and morphological evolution is crucial for developing new strategies.
    • AuTNPs possess significant potential in diverse applications due to their plasmonic characteristics.
    • This review provides a foundation for future research and development of AuTNPs.