Abstract
The nonlinear optical response of gold films of different thicknesses is investigated by two-beam second-harmonic generation to address the role of surface and bulk effects in their second-order nonlinear optical response.
Preliminary results suggest that both types of effects contribute to the measured second-harmonic signals.
Furthermore, both effects are found to be enhanced for the thin film with a higher level of nanoscale surface roughness.
Preliminary results suggest that both types of effects contribute to the measured second-harmonic signals.
Furthermore, both effects are found to be enhanced for the thin film with a higher level of nanoscale surface roughness.
Original language | English |
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Title of host publication | Proceedings of SPIE |
Subtitle of host publication | Nanophotonics III |
Publisher | International Society for Optics and Photonics SPIE |
ISBN (Print) | 978-0-8194-8185-6 |
DOIs | |
Publication status | Published - 2010 |
MoE publication type | A4 Article in a conference publication |
Event | Nanophotonics III - Brussels, Belgium Duration: 12 Apr 2010 → 16 Apr 2010 |
Publication series
Series | Proceedings of SPIE |
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Volume | 7712 |
ISSN | 0277-786X |
Conference
Conference | Nanophotonics III |
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Country/Territory | Belgium |
City | Brussels |
Period | 12/04/10 → 16/04/10 |
Keywords
- Metal nanostructures
- Multipole effects
- Second-harmonic generation
- Surface-enhanced effects