Gold Nanostar Synthesis with a Silver Seed Mediated Growth MethodZurab Kereselidze 1, Victor H. Romero 2, Xomalin G. Peralta 1, Fidel Santamaria 3
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
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.