Plasmonic Nanoantenna of Hole-Sphere Nanogaps for Surface Enhanced Raman Scattering Sensor

Authors :: C. Hong
Yudong Jang
Joon Sang Baek
Donghan Lee
Samir Adhikari
Ilsun Yoon
J. M. Lee
H. Jeong
Source :: Conference on Lasers and Electro-Optics.
Publication Year :: 2017
Publisher :: OSA, 2017.
Abstract: We report gap-dependent strong SERS enhancements and plasmonic couplings of hole/sphere nanostructures. The structure shows uniform sensitivity of less than 10% over the entire substrate, which comes from uniform narrow gaps over the substrate.

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