Search results for quantum computer fiber optic

Optics & Photonics Sep 28, 2021

Novel design may boost efficiency of on-chip frequency combs

On the cover of the Pink Floyd album Dark Side of the Moon, a prism splits a ray of light into all the colors of the rainbow. This multicolored medley, which owes its emergence to the fact that light travels as a wave, is ...

Optics & Photonics Sep 24, 2021

Tiny lasers acting together as one: Topological vertical cavity laser arrays

Israeli and German researchers have developed a way to force an array of vertical cavity lasers to act together as a single laser—a highly effective laser network the size of a grain of sand. The findings are presented in ...

Optics & Photonics Aug 24, 2021

New quantum 'stopwatch' can improve imaging technologies

Researchers at the University of Colorado Boulder have designed one of the most precise stopwatches yet—not for timing Olympic sprinters and swimmers, but for counting single photons, or the tiny packets of energy that make ...

Quantum Physics Aug 20, 2021

Researchers open a path toward quantum computing in real-world conditions

The quantum computing market is projected to reach $65 billion by 2030, a hot topic for investors and scientists alike because of its potential to solve incomprehensibly complex problems.

Quantum Physics Aug 13, 2021

A complete platform for quantum computing

In a new groundbreaking work, researchers from DTU have now realized the complete platform for an optical quantum computer. The platform is universal and scalable, it all takes place at room temperature, and the technology ...

Quantum Physics Jul 7, 2021

Untappable communication becomes practical with new system in future quantum internet

Engineers from QuTech (a collaboration between TU Delft and TNO) can provide untappable communication that is cost-scaling to many users by using measurement-device independent (MDI) quantum key distribution (QKD). A notable ...

General Physics Jun 29, 2021

Quantum random number generator sets benchmark for size, performance

As pervasive as they are in everyday uses, like encryption and security, randomly generated digital numbers are seldom truly random.

Nanophysics Jun 11, 2021

Researchers observe sound-light pulses in 2D materials for the first time

Using an ultrafast transmission electron microscope, researchers from the Technion—Israel Institute of Technology have, for the first time, recorded the propagation of combined sound and light waves in atomically thin materials.

Optics & Photonics Jun 8, 2021

Demonstration of quantum communication over optical fibers exceeding 600 km

The Cambridge Research Laboratory of Toshiba Europe today announced the first demonstration of quantum communication over optical fibers exceeding 600 km in length. The breakthrough will enable long-distance, quantum-secured ...

Quantum Physics May 10, 2021

Researchers in Sweden develop light emitter for quantum circuits

The promise of a quantum internet depends on the complexities of harnessing light to transmit quantum information over fiber optic networks. A potential step forward was reported today by researchers in Sweden who developed ...

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