Title :
Low-noise frequency down-conversion at the single photon level
Author :
Lenhard, Andreas ; Zaske, Sebastian ; Blum, Susanne ; Morigi, Giovanna ; Becher, Christoph
Author_Institution :
Fachrichtung 7.2 (Experimentalphys.), Univ. des Saarlandes, Saarbrucken, Germany
Abstract :
We report on frequency downconversion of single photons from the red spectral region (710nm) to the telecommunications O-band. Difference frequency generation with a long-wavelength pump simultaneously yields high conversion (68%) and high SNR (100:1).
Keywords :
optical frequency conversion; quantum communication; O-band; difference frequency generation; low noise frequency down conversion; red spectral region; single photon level; wavelength 710 nm; Frequency conversion; Optical waveguides; Photonics; Quantum dots; Signal to noise ratio; Telecommunications;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
