Title :
Negative index in chiral metamaterials
Author :
Singh, Ranjan ; Plum, Eric ; Menzel, Christoph ; Rockstuhl, Carsten ; Zheludev, Nikolay I. ; Zhang, Weili
Author_Institution :
Sch. of Electr. & Comput. Eng., Oklahoma State Univ., Stillwater, OK, USA
Abstract :
We demonstrate that planar metamaterial lacking of mirror symmetry shows asymmetric transmission of terahertz waves and bands of positive, negative and zero phase and group velocities indicating a polarization sensitive negative index and slow-light media.
Keywords :
chirality; light polarisation; metamaterials; optical materials; refractive index; slow light; chiral metamaterials; negative index; planar metamaterial; polarization sensitive negative index; slow-light media; terahertz waves; Delay; Frequency measurement; Indexes; Media; Metamaterials; Polarization;
Conference_Titel :
Photonics Conference (PHO), 2011 IEEE
Conference_Location :
Arlington, VA
Print_ISBN :
978-1-4244-8940-4
DOI :
10.1109/PHO.2011.6110515
