Plasmonic Nanoantennas on Nanopedestals for Ultra-Sensitive Vibrational IR-Spectroscopy

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Etezadi D., ÇETİN A. E., Altug H.

Conference on Lasers and Electro-Optics (CLEO), San-Jose, Kostarika, 10 - 15 Mayıs 2015, (Tam Metin Bildiri)

• Yayın Türü: Bildiri / Tam Metin Bildiri
• Basıldığı Şehir: San-Jose
• Basıldığı Ülke: Kostarika
• Dokuz Eylül Üniversitesi Adresli: Hayır

Özet

We experimentally demonstrate that elevating polarization-insensitive nanoring antennas on nanopedestals enables high surface enhanced infrared absorption (SEIRA) signals. This is due to larger and accessible nearfields offering better overlap with biomolecules.