Title :
Photocurrent spectroscopy and luminescence of GaN/AlN quantum discs in GaN nanowires
Author :
Tchernycheva, M. ; Rigutti, L. ; Jacopin, G. ; De Luna Bugallo, A. ; Julien, F.H. ; Zagonel, L.F. ; Stephan, O. ; Kociak, M. ; Songmuang, R.
Author_Institution :
Inst. d´´Electron. Fondamentale, Univ. of Paris Sud XI, Orsay, France
Abstract :
We present optical studies of carrier confinement in GaN/AlN quantum discs in nanowires and their application to photodetection on the nanoscale. Single-nanowire UV photodetector relying on carrier generation in quantum discs is demonstrated.
Keywords :
III-V semiconductors; aluminium compounds; cathodoluminescence; gallium compounds; luminescence; nanowires; photoconductivity; photodetectors; photoemission; photoluminescence; ultraviolet detectors; wide band gap semiconductors; GaN-AlN-GaN; carrier confinement; carrier generation; luminescence; nanowires; photocurrent spectroscopy; photodetection application; quantum discs; single nanowire UV photodetector; Gallium nitride; Luminescence; Nanowires; Photoconductivity; Photodetectors; Photonic band gap; Polarization; Quantum dots; Spectroscopy; Wire;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
