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Single-Photon Detector

Single-Photon Detector news and technical articles from Laser Focus World. Search Single-Photon Detector latest and archived news and articles

  1. SmartQuantum launches ultra-low-noise single-photon detector

    Article

    Wed, 1 Jul 2009

    SmartQuantum has launched an ultra-low-noise single - photon detector . The SQLightSensor is a family of ultra-low-noise near-infrared single - photon detectors for the most demanding scientific, defense and industrial …

  2. Single-photon detector operates at 1550 nm

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    Sun, 1 Apr 2001

    … Technology) has developed a high-sensitivity single - photon detector for 1550-nm photons using an indium gallium ..... delays; the main hindrance has been the lack of a single - photon detector in the 1550 nm region the low-loss region for …

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  1. Photon Detector
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  1. Astronomy/optics combination produces single-photon detector

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    Thu, 1 Nov 2001

    … picosecond superconducting single - photon detector capable of detecting a ..... the experiments, an NbN single - photon detector was mounted on a cold plate ..... fastest (>10-GHz) single - photon detector , and the only device that …

  2. Nanowire single-photon detectors are fabricated on MgO substrates

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    Tue, 1 Apr 2008

    Single - photon detectors are highly desirable for quantum information systems (see ..... and his team have fabricated a new type of superconducting single - photon detector (SSPD) based on high-performance nanowire and thin films …

  3. Tungsten film makes single-photon detector

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    Sat, 1 Nov 2003

    Quantum cryptography will theoretically enable completely secure optical communications by taking advantage of the fact that anyone trying to eavesdrop on an encrypted code key will change the quantum state of the message-carrying photons and thus reveal the attempt to eavesdrop.

  5. Emerging Detector Devices: Nanowires detect individual infrared photons

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    Fri, 1 Sep 2006

    … superconducting-nanowire single - photon detector enables applications that ..... equipped with a pair of single - photon detectors -our eyes. Actually ..... superconducting nanowire single - photon detector (SNSPD) that has solved …

  6. Optoelectronic Applications: Quantum Cryptography - Alice and Bob beef up security

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    Mon, 1 May 2006

    … began marketing single - photon detectors and random ..... high-quality single - photon detectors . According ..... demonstrated a single - photon detector designed for ..... than current single - photon detectors ) and beyond …

  7. CPM enables sizing of submicron particles

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    Fri, 1 Mar 2002

    … must be used. Single - photon detector requirements Several aspects of a single - photon detector are of importance ..... typical problems of single - photon detectors dead time and ..... is used as a single - photon detector in a high-performance …

  8. NIST researchers change the color of single photons emitted by quantum dots

    Article

    Wed, 20 Oct 2010

    … photon source with a frequency up-conversion single - photon detector . Both developed at NIST, the frequency up ..... and Xiao Tang. While commercially available single photon detectors in the near-infrared suffer noise problems …

  9. Quantum Detectors: Single-photon detectors take quantum leaps

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    Mon, 1 May 2006

    … Such devices are slow but exhibit no dark counts and have efficiencies in the 20% to 40% range. Superconducting single - photon detectors , on the other hand, are very fast (gigahertz-rate photoresponse, with a jitter in the tens of picoseconds), have …

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