In a recent study, researchers developed a novel graphene-enabled photodetector that operates at room temperature, is highly sensitive, fast, has a wide dynamic range, and covers a broad range of THz frequencies. The researchers ...
Nanomaterials
Apr 16, 2019
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58
(Phys.org)—Researchers from Toshiba and Cambridge University working together in Britain have developed a technique for sending quantum encryption keys over a shared fiber cable. As they describe in their paper published ...
Millions of years of evolution have molded our eyes into highly sensitive optical detectors, surpassing even many man-made devices. Now, Leonid Krivitsky and his co-workers at the A*STAR Data Storage Institute and the A*STAR ...
Optics & Photonics
May 22, 2013
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By swapping one superconducting material for another, researchers at the National Institute of Standards and Technology (NIST) have found a practical way to boost the efficiency of the world's fastest single-photon detector, ...
General Physics
Jun 30, 2011
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From the minuscule bindings of molecules to the far reaches of space, we're exploring the universe around us by catching sight of the smallest particles of light.
Optics & Photonics
Jan 31, 2024
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1
A team of researchers has developed an on-chip photon-counting device that could significantly advance numerous applications of quantum technology.
Optics & Photonics
Jan 4, 2023
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90
Bolometers are devices that measure the power of incident electromagnetic radiation thru the heating of materials, which exhibit a temperature-electric resistance dependence. These instruments are among the most sensitive ...
Nanomaterials
Sep 30, 2020
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12
We're building the tools to trap ions and watch them glow (or not). The art-deco-esque device shown above is a combined trap for ions (charged atoms) and detector for individual photons (particles of light). When you hold ...
Optics & Photonics
May 1, 2023
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25
For the first time, researchers of the University of Twente succeeded in connecting two parts of an electronics chip using an on-chip optical link. A light connection could be a safe way of connecting a high-power component ...
Hardware
Jan 18, 2019
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9
Many quantum technologies—such as cryptography, quantum computing and quantum networks—hinge on the use of single photons. While she was at the Kastler Brossel Laboratory (affiliated with the Pierre and Marie Curie University, ...
Optics & Photonics
Oct 4, 2012
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