Search results for quantum computer fiber optic

Optics & Photonics Dec 8, 2020

Enhanced frequency doubling adds to photonics toolkit

The digital age has seen electronics, including computer chips, shrink in size at an amazing rate, with ever tinier chips powering devices like smartphones, laptops and even autonomous drones. In the wake of this progress, ...

Optics & Photonics Nov 6, 2020

Researchers develop nonlinearity-induced topological insulator

Researchers from the University of Rostock have developed a novel type of nonlinear photonic circuitry in which intense light beams can define their own path and, in doing so, render themselves impervious to external perturbations. ...

Quantum Physics Nov 5, 2020

Physicists develop efficient modem for a future quantum internet

The first quantum revolution brought about semiconductor electronics, the laser and finally the internet. The coming, second quantum revolution promises spy-proof communication, extremely precise quantum sensors and quantum ...

Optics & Photonics Nov 4, 2020

Using quantum properties of light to transmit information

Researchers at the University of Rochester and Cornell University have taken an important step toward developing a communications network that exchanges information across long distances by using photons, mass-less measures ...

Quantum Physics Oct 30, 2020

A new spin on atoms gives scientists a closer look at quantum weirdness

When atoms get extremely close, they develop intriguing interactions that could be harnessed to create new generations of computing and other technologies. These interactions in the realm of quantum physics have proven difficult ...

Optics & Photonics Oct 23, 2020

Quantum cascade lasers (QCLs) exhibit extreme pulses

Extreme events occur in many observable contexts. Nature is a prolific source: rogue water waves surging high above the swell, monsoon rains, wildfire, etc. From climate science to optics, physicists have classified the characteristics ...

Quantum Physics Oct 22, 2020

Control ions for quantum computing and sensing via on-chip fiber optics

Walk into a quantum lab where scientists trap ions, and you'll find benchtops full of mirrors and lenses, all focusing lasers to hit an ion "trapped" in place above a chip. By using lasers to control ions, scientists have ...

Quantum Physics Oct 22, 2020

Optical wiring for large quantum computers

Researchers at ETH have demonstrated a new technique for carrying out sensitive quantum operations on atoms. In this technique, the control laser light is delivered directly inside a chip. This should make it possible to ...

Condensed Matter Oct 19, 2020

High pressure is key for better optical fibers

Optical fiber data transmission can be significantly improved by producing the fibers, made of silica glass, under high pressure, researchers from Japan and the US report in the journal npj Computational Materials.

Optics & Photonics Oct 9, 2020

The first demonstration of braiding in photonic topological zero modes

Physics theory suggests that exotic excitations can exist in the form of bound states confined in the proximity of topological defects, for instance, in the case of Majorana zero modes that are trapped in vortices within ...

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