Title :
Highly efficient single-photon detection at communication wavelengths using upconversion in reverse proton exchanged PPLN waveguides
Author :
Langrock, Carsten ; Diamanti, Eleni ; Roussev, Rostislav V. ; Yamamoto, Yoshihisa ; Fejer, M.M. ; Takesue, Hiroki
Author_Institution :
Edward L. Ginzton Lab., Stanford Univ., CA, USA
Abstract :
We demonstrated single-photon detection at communication wavelengths with an overall system detection efficiency exceeding 46% using upconversion in a waveguide PPLN device in conjunction with a silicon-based single-photon counting module.
Keywords :
elemental semiconductors; ion exchange; lithium compounds; optical materials; optical waveguides; optical wavelength conversion; photon counting; silicon; LiNbO3; Si; communication wavelength; highly efficient single-photon detection; proton exchanged PPLN waveguides; silicon-based single-photon counting module; Fiber nonlinear optics; Frequency conversion; Infrared detectors; Nonlinear optics; Optical attenuators; Optical pumping; Optical sensors; Optical waveguides; Protons; Radiation detectors;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2005. QELS '05
Print_ISBN :
1-55752-796-2
DOI :
10.1109/QELS.2005.1548887
