Title :
Ultra-low noise upconversion single-photon detector in the telecom band
Author :
Guo-Liang Shentu ; Pelc, Jason S. ; Xiao-Dong Wang ; Fejer, M.M. ; Qiang Zhang ; Jian-Wei Pan
Author_Institution :
Dept. of Modern Phys., Univ. of Sci. & Technol. of China, Hefei, China
Abstract :
We demonstrate upconversion single-photon detection for the 1550-nm band using a PPLN waveguide, long-wavelength pump, and narrowband filtering. We achieve total-system detection efficiency of 30% with noise at the dark-count level of a silicon APD.
Keywords :
avalanche photodiodes; lithium compounds; optical communication equipment; optical fibre filters; optical noise; optical pumping; photodetectors; LiNbO3; PPLN waveguide; dark-count level; long-wavelength pump; narrowband filtering; noise level; silicon APD; telecom band; total-system detection efficiency; ultralow noise upconversion single-photon detector; wavelength 1550 nm; Detectors; Laser excitation; Noise; Optical waveguides; Photonics; Silicon; Telecommunications;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
