We demonstrate a lithography-free super absorbing metasurface consisting of hybrid Ag-Au nanoantennas with sub-20-nm nanogaps for surface enhanced Raman spectroscopy sensing to tackle the emerging drug-abuse challenge.
|Original language||English (US)|
|Title of host publication||2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings|
|Publisher||Institute of Electrical and Electronics Engineers Inc.|
|State||Published - May 1 2019|