Etezadi, DordanehCetin, Arif E.Altug, Hatice2016-08-162016-08-162016-08-16201510.1364/CLEO_QELS.2015.FTu4E.3https://infoscience.epfl.ch/handle/20.500.14299/128604We 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.text::conference output::conference proceedings::conference paper