Title :
Tunable graphene-based metamaterial terahertz modulators
Author :
Rusen Yan ; Rafique, S. ; Wei Li ; Xuelei Liang ; Jena, D. ; Lei Liu ; Sensale-Rodriguez, Berardi ; Xing, Huili Grace
Author_Institution :
Dept. of Electr. Eng., Univ. of Notre Dame, Notre Dame, IN, USA
Abstract :
We demonstrate metamaterial-based electro-absorption THz modulators employing frequency-selective-surfaces (FSS) and graphene. By placing the graphene layer at an optimal distance from the FSS, the sensitivity of THz transmittance can be greatly enhanced.
Keywords :
electro-optical modulation; electroabsorption; frequency selective surfaces; graphene; optical metamaterials; optical tuning; terahertz metamaterials; C; FSS; THz transmittance sensitivity; frequency-selective-surfaces; graphene layer; metamaterial-based electro-absorption THz modulators; optimal distance; tunable graphene-based metamaterial terahertz modulators; Conductivity; Frequency selective surfaces; Graphene; Metamaterials; Modulation; Polyimides; Substrates;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
