We propose top-down plasmonic devices which are capable of single molecule SERS detection. The devices consist of vertical nano optical antennas integrated with spiral ring gratings. Electromagnetic SERS factors over 10<sup>11</sup> are numerically predicted.
© 2011 OSA
T. Yang, B. Liu, and C. Shi, "Surface Enhanced Raman Scattering in Vertical Nano Optical Antennas Integrated with Spiral Ring Gratings," in Frontiers in Optics 2011/Laser Science XXVII, OSA Technical Digest (Optical Society of America, 2011), paper FThV3.
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