Vertical Graphene Nanosheets Coated with Gold Nanoparticle Arrays: Effect of Interparticle Spacing on Optical Response

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td align="left">Separation (nm)</td><td align="center">SERS signal (×10<sup>6</sup>)</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td align="left">12</td><td align="center">5.89</td></tr><tr><td align="left">14</td><td align="center">2.28</td></tr><tr><td align="left">16</td><td align="center">1.27</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Maximum SERS signal for various nanoparticle separation distances.

Journal of Nanomaterials

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Table 2

Table 2: Vertical Graphene Nanosheets Coated with Gold Nanoparticle Arrays: Effect of Interparticle Spacing on Optical Response 