Title :
Measurement of room temperature electroluminescence from Ge quantum well waveguides
Author :
Chaisakul, P. ; Marris-Morini, D. ; Isella, G. ; Chrastina, D. ; Frigerio, J. ; Rouifed, M.-S. ; Izard, N. ; Le Roux, X. ; Edmond, S. ; Coudevylle, J.-R. ; Vivien, L.
Author_Institution :
Inst. d´´Electron. Fondamentale, Univ. Paris-Sud, Orsay, France
Abstract :
Room temperature direct gap electroluminescence (EL) from Ge quantum well waveguides is reported. The excitonic transition and dependence of EL on injection currents and temperature are observed. EL is shown to have a TE polarization.
Keywords :
electroluminescence; elemental semiconductors; excitons; germanium; light polarisation; optical waveguides; semiconductor quantum wells; Ge; Ge quantum well waveguides; TE polarization; direct gap electroluminescence; electroluminescence measurement; excitonic transition; injection currents; room temperature electroluminescence; temperature 293 K to 298 K; Electroluminescence; Light emitting diodes; Optical polarization; Optical waveguides; Quantum well devices; Silicon germanium; Temperature measurement; Ge/SiGe multiple quantum wells; electroluminescence; light emitting diode;
Conference_Titel :
Optical Interconnects Conference, 2012 IEEE
Conference_Location :
Santa Fe, NM
Print_ISBN :
978-1-4577-1620-1
DOI :
10.1109/OIC.2012.6224444
