Title :
Experimental observation of spontaneous two-photon emission from semiconductors
Author :
Hayat, Alex ; Orenstein, Meir
Author_Institution :
Department of Electrical Engineering, Technion, Haifa 32000, Israel
Abstract :
We observe experimentally efficient spontaneous two-photon emission from semiconductors exhibiting wide two-photon spectrum only 4 orders of magnitude lower than the intensity of single-photon emission. Blue shift is interpreted by k-dependence of the matrix element
Keywords :
Astrophysics; Atomic measurements; Gallium arsenide; Narrowband; Photonics Society; Physics; Polarization; Probability; Stimulated emission; Wideband;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2007. QELS '07
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
978-1-55752-834-6
DOI :
10.1109/QELS.2007.4431636
