Title :
Gate-controlled active graphene metamaterials at terahertz frequencies
Author :
Lee, Seung Hoon ; Choi, Muhan ; Kim, Teun-Teun ; Lee, Seungwoo ; Liu, Ming ; Yin, Xiaobo ; Choi, Hong Kyw ; Lee, Seung S. ; Choi, Choon-Gi ; Choi, Sung-Yool ; Zhang, Xiang ; Min, Bumki
Author_Institution :
Dept. of Mech. Eng., Korea Adv. Inst. of Sci. & Technol. (KAIST), Daejeon, South Korea
Abstract :
We demonstrate an electrically controllable light-matter interaction in a gate-controlled active graphene terahertz metamaterial, which shows an electrically controlled memory effect as well as the modulation of terahertz waves in the extreme subwavelength-scale.
Keywords :
electro-optical effects; graphene; metamaterials; terahertz wave spectra; electrically controllable light-matter interaction; electrically controlled memory effect; extreme subwavelength scale; gate controlled active graphene metamaterials; terahertz frequencies; terahertz waves; Logic gates; Metamaterials; Modulation; Phase measurement; Photonics; Voltage measurement;
Conference_Titel :
Opto-Electronics and Communications Conference (OECC), 2012 17th
Conference_Location :
Busan
Print_ISBN :
978-1-4673-0976-9
Electronic_ISBN :
2166-8884
DOI :
10.1109/OECC.2012.6276582