Title :
Characterisation of InAs:GaAs quantum dot-based photoconductive THz antennas
Author :
Leyman, Ross ; Carnegie, David ; Bazieva, N. ; Molis, G. ; Arlauskas, A. ; Krotkus, A. ; Schulz, Stephan ; Reardon, Christopher ; Clarke, Edmund ; Rafailov, E.U.
Author_Institution :
Photonics & Nanosci. Group, Univ. of Dundee, Dundee, UK
Abstract :
This paper demonstrates the efficient generation of THz output signals using PC THz antennas based on semiconductor structures comprised of InAs quantum dots (QDs) embedded in high quality crystalline GaAs, whereby the embedded QDs act as the ultrafast capture mechanism.
Keywords :
III-V semiconductors; gallium compounds; indium compounds; photoconducting devices; semiconductor quantum dots; submillimetre wave antennas; terahertz wave generation; InAs:GaAs; quantum dot-based photoconductive THz antennas; semiconductor structures; terahertz antennas; terahertz output signal generation; Antennas; Gallium arsenide; Optical pumping; Signal detection; Ultrafast optics;
Conference_Titel :
Photonics Conference (IPC), 2013 IEEE
Conference_Location :
Bellevue, WA
Print_ISBN :
978-1-4577-1506-8
DOI :
10.1109/IPCon.2013.6656615
