We show that sub-skin depth nano metallic objects embedded in terahertz slot antennas strongly modulate their resonance features. Our findings have fundamental implications for sensitive nanoparticle detections using millimeter wavelength light.
© 2012 OSA
H. Park, Y. Bahk, K. J. Ahn, Q. Park, D. Kim, L. Martín-Moreno, F. J. García-Vidal, and J. Bravo-Abad, "Terahertz wave control enabled by nano objects embedded in slot antennas," in Conference on Lasers and Electro-Optics 2012, OSA Technical Digest (Optical Society of America, 2012), paper QTu3F.6.