Lithographically fabricated optical antennas with sub-10nm gaps formed by a sacrifical layer

Wenqi Zhu; Mohamad G. Banaee; Kenneth B. Crozier

doi:10.1364/QELS.2010.QMH3

Conference on Lasers and Electro-Optics 2010
OSA Technical Digest (CD) (Optica Publishing Group, 2010),
paper QMH3
•https://doi.org/10.1364/QELS.2010.QMH3

Lithographically fabricated optical antennas with sub-10nm gaps formed by a sacrifical layer

Wenqi Zhu, Mohamad G. Banaee, and Kenneth B. Crozier

Quantum Electronics and Laser Science Conference 2010

San Jose, California United States
16–21 May 2010
ISBN: 978-1-55752-889-6

From the session
Plasmonic Antennas (QMH)

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W. Zhu, M. G. Banaee, and K. B. Crozier, "Lithographically fabricated optical antennas with sub-10nm gaps formed by a sacrifical layer," in Conference on Lasers and Electro-Optics 2010, OSA Technical Digest (CD) (Optica Publishing Group, 2010), paper QMH3.

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Abstract

We lithographically fabricate arrays of optical antennas with ~6nm gaps. The enhancement factor from surface-enhanced Raman scattering measurement is ~5 times larger than the same structure with ~18nm gaps.

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