Search results for quantum computer fiber optic

Optics & Photonics May 9, 2019

Generating multiphoton quantum states on silicon

In a recent study now published in Light: Science & Applications, Ming Zhang, Lan-Tian Feng and an interdisciplinary team of researchers at the departments of quantum information, quantum physics and modern optical instrumentation ...

Superconductivity May 8, 2019

Researchers violate Bell's inequality with remotely connected superconducting qubits

The efficient generation of entanglement between remote quantum nodes is a crucial step in securing quantum communications. In past research, entanglement has often been achieved using a number of different probabilistic ...

Optics & Photonics May 6, 2019

New all-fiber device simplifies free-space based quantum key distribution

Researchers have developed a simple and stable device to generate the quantum states necessary for quantum key distribution. The device could make it more practical to develop a global data network that uses this very secure ...

Quantum Physics May 3, 2019

Quantum sensor for photons

A photodetector converts light into an electrical signal, causing the light to be lost. Researchers led by Tracy Northup at the University of Innsbruck have now built a quantum sensor that can measure light particles non-destructively. ...

Quantum Physics Apr 8, 2019

Research team expands quantum network with successful long-distance entanglement experiment

Scientists from the U.S. Department of Energy's Brookhaven National Laboratory, Stony Brook University, and DOE's Energy Sciences Network (ESnet) are collaborating on an experiment that puts U.S. quantum networking research ...

Optics & Photonics Apr 5, 2019

Photons trained for optical fibre obstacle course will deliver stronger cyber security

Beneath many cities are complex networks of optical fibres that carry data, encoded in pulses of light, to offices and homes. Researchers from the National University of Singapore (NUS) and Singtel, Asia's leading communications ...

Quantum Physics Apr 1, 2019

Low-loss, all-fiber system for strong and efficient coupling between distant atoms

A team of scientists from Waseda University, the Japan Science and Technology Agency, and the University of Auckland have developed an integrated, all-fiber coupled-cavities quantum electrodynamics (QED) system in which a ...

Plasma Physics Mar 11, 2019

In-plane coherent control of plasmon resonances for plasmonic switching and encoding

Light incident on metallic nanoparticles can initiate the collective motion of electrons, causing a strong amplification of the local electromagnetic field. Such plasmonic resonances have significant roles in biosensing with ...

Optics & Photonics Feb 28, 2019

Exchanging information securely using quantum communication in future fiber-optic networks

Searching for better security during data transmission, governments and other organizations around the world have been investing in and developing technologies related to quantum communication and related encryption methods. ...

Quantum Physics Feb 25, 2019

Entangling photons of different colors

Some of the most advanced communication systems now under development rely on the properties of quantum science to store and transport information. However, researchers designing quantum communication systems that rely on ...

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