Title :
Quantum-well electro-absorption sampling for broadband THz detection
Author :
Li, Chia-Yeh ; Seletskiy, Denis V. ; Cederberg, Jeffrey G. ; Sheik-Bahae, Mansoor
Author_Institution :
Dept. of Phys. & Astron., Univ. of New Mexico, Albuquerque, NM, USA
Abstract :
Broad-band THz detection is demonstrated using GaAs/AlGaAs asymmetric double quantum-well structures. Transient electro-absorption modulation by the THz pulses is sampled coherently with detection bandwidth exceeding 10 THz.
Keywords :
III-V semiconductors; aluminium compounds; electroabsorption; gallium arsenide; semiconductor quantum wells; terahertz wave spectra; GaAs-AlGaAs; asymmetric double quantum well structure; broadband THz detection; quantum well electro-absorption sampling; transient electroabsorption modulation; Absorption; Bandwidth; Broadband communication; Coherence; Gallium arsenide; Plasmas; Probes;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
