Title : 
Squeezing THz waves below λ/250 using plasmonic parallel-plate waveguides
         
        
            Author : 
Zhan, Hui ; Mendis, Rajind ; Mittleman, Daniel M.
         
        
            Author_Institution : 
ECE Dept., Rice Univ., Houston, TX, USA
         
        
        
        
        
        
            Abstract : 
By adiabatically tapering the width and the plate separation of a parallel-plate waveguide, we experimentally demonstrate THz confinement down to a spot-size of 10 μm (≈λ/260) by 18 μm (≈λ/145), which corresponds to a mode area of only 2.6×10-5 λ2.
         
        
            Keywords : 
parallel plate waveguides; plasmonics; terahertz waves; THz confinement; THz waves; plasmonic parallel-plate waveguides; plate separation; Metals; Optical device fabrication; Optical pulses; Optical waveguides; Plasmons; Probes; Spatial resolution;
         
        
        
        
            Conference_Titel : 
Infrared Millimeter and Terahertz Waves (IRMMW-THz), 2010 35th International Conference on
         
        
            Conference_Location : 
Rome
         
        
            Print_ISBN : 
978-1-4244-6655-9
         
        
        
            DOI : 
10.1109/ICIMW.2010.5612564