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Gold Nanostar Synthesis with a Silver Seed Mediated Growth Method
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JoVE Journal Bioengenharia
Gold Nanostar Synthesis with a Silver Seed Mediated Growth Method

Gold Nanostar Synthesis with a Silver Seed Mediated Growth Method

DOI:
10.3791/3570-v

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12:39 min

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January 15, 2012

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, , ,
1Department of Physics and Astronomy,The University of Texas at San Antonio, 2Centro de Investigaciones en Optica A. C., 3Department of Biology and Neurosciences Institute,The University of Texas at San Antonio

Capítulos

  • 00:05Título
  • 00:34Experimental Setup
  • 01:13Silver Seed Preparation
  • 05:17Growth Solution Preparation Followed by Silver Seed Addition to Receive Final Gold Nanostar Solution
  • 09:51Washing
  • 12:00Conclusion

Summary

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We synthesized star shaped gold nanostars using a silver seed mediated growth method. The diameter of the nanostars ranges from 200 to 300 nm and the number of tips vary from 7 to 10. The nanoparticles have a broad surface plasmon resonance mode centered in the near infrared.

Tags

Gold NanostarSilver Seed Mediated Growth MethodNano-scale ColloidsPhoto-thermal AblationDrug DeliveryBiomedical ApplicationsLow ToxicitySurface Plasmon ResonanceNear InfraredStar Shaped Colloidal GoldNanoparticlesNanostarsAnisotropic GrowthScanning Electron Microscopy (SEM)Absorbance PeakDecahedraRhomboidsBiomedical ApplicationsPhoto-thermal Ablation

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