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Автор Liu Yun
Автор Wu Qing-Lin
Автор Han Zheng-Fu
Автор Dai Yi-Min
Автор Guo Guang-Can
Дата выпуска 2006-01-01
dc.description Using InGaAs/InP avalanche photodiodes as sensors and coaxial cables as reflection lines to reject spike signals, we have firstly employed the ``timing filtering'' gates to pick out avalanche signals and have realized the single photon detection at 1550 nm in the temperature range of thermoelectric cooling. A ratio of the dark count rate to the detection efficiency was obtained to be 9×10<sup>−5</sup> at 223 K. When the detector is applied to a practical quantum key distribution system, the transmission distance can reach 89.5 km and the repetition rate can reach 0.33 MHz.
Формат application.pdf
Издатель Institute of Physics Publishing
Название Single Photon Detector at Telecom Wavelengths for Quantum Key Distribution
Тип paper
DOI 10.1088/0256-307X/23/1/073
Electronic ISSN 1741-3540
Print ISSN 0256-307X
Журнал Chinese Physics Letters
Том 23
Первая страница 252
Последняя страница 255
Аффилиация Liu Yun; Key Laboratory of Quantum Information, University of Science and Technology of China, Hefei 230026
Аффилиация Wu Qing-Lin; Key Laboratory of Quantum Information, University of Science and Technology of China, Hefei 230026
Аффилиация Han Zheng-Fu; Key Laboratory of Quantum Information, University of Science and Technology of China, Hefei 230026
Аффилиация Dai Yi-Min; Key Laboratory of Quantum Information, University of Science and Technology of China, Hefei 230026
Аффилиация Guo Guang-Can; Key Laboratory of Quantum Information, University of Science and Technology of China, Hefei 230026
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