SHG - Forum 2009
SHG - Forum 2009
SHG - Forum 2009
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Multipolar contributions in far-field<br />
Expected results (analytical theory):<br />
• Quadrupolar response<br />
• <strong>SHG</strong> intensity ~ V²<br />
135<br />
90<br />
45<br />
Obtained results:<br />
180<br />
0<br />
• Dipolar response<br />
• <strong>SHG</strong> intensity ~ S²<br />
225 315<br />
270<br />
10<br />
<strong>SHG</strong> intensity<br />
ln(racine carrée (Intensité HRS)) / u.a.<br />
8<br />
6<br />
4<br />
2<br />
0<br />
J.Nappa et al., PRB 2005<br />
2.5<br />
3.0<br />
3.5 4.0<br />
ln(Diamètre / nm)<br />
diameter<br />
4.5<br />
5.0
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