A 1550 nm single-photon detector using a thermoelectrically cooled InGaAs avalanche photodiode

被引：49

作者：

Yoshizawa, A ^{[1
]}

Tsuchida, H ^{[1
]}

机构：

[1] Electrotech Lab, Tsukuba, Ibaraki 3058568, Japan

来源：

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS | 2001年 / 40卷 / 01期

关键词：

single-photon detector; InGaAs avalanche photodiodes; thermoelectric cooler; fiber-optic quantum cryptography;

D O I：

10.1143/JJAP.40.200

中图分类号：

O59 [应用物理学];

学科分类号：

摘要：

We report a gated-mode single-photon detector sensitive to 1550nm radiation using a thermoelectrically cooled InGaAs avalanche photodiode. At the operation temperature of 238 K, we have obtained a quantum efficiency of 24.3% with a dark-count probability per gate of 9.4 x 10(-5).

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收藏

页码：200 / 201

页数：2

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