Search results for quantum computer fiber optic

Quantum Physics Oct 29, 2019

Structured light promises path to faster, more secure communications

Structured light is a fancy way to describe patterns or pictures of light, but deservedly so as it promises future communications that will be both faster and more secure.

Quantum Physics Oct 16, 2019

Cryptography without using secret keys

Most security applications, for instance, access to buildings or digital signatures, use cryptographic keys that must at all costs be kept secret. That also is the weak link: Who will guarantee that the key doesn't get stolen ...

Quantum Physics Oct 15, 2019

Stretched photons recover lost interference

The smallest pieces of nature—individual particles like electrons, for instance—are pretty much interchangeable. An electron is an electron is an electron, regardless of whether it's stuck in a lab on Earth, bound to an atom ...

General Physics Oct 10, 2019

Demonstrating slow light in rubidium vapor using single photons from a trapped ion

Quantum networks can be practically implemented to interface with different quantum systems. In order to photonically link hybrid systems with combined unique properties of each constituent system, scientists must integrate ...

Quantum Physics Oct 4, 2019

Next-generation single-photon source for quantum information science

Over the last two decades, tremendous advances have been made in the field of quantum information science. Scientists are capitalizing on the strange nature of quantum mechanics to solve difficult problems in computing and ...

Quantum Physics Sep 5, 2019

Exotic physics phenomenon is observed for first time

An exotic physical phenomenon, involving optical waves, synthetic magnetic fields, and time reversal, has been directly observed for the first time, following decades of attempts. The new finding could lead to realizations ...

Quantum Physics Aug 23, 2019

Complex quantum teleportation achieved for the first time

Austrian and Chinese scientists have succeeded in teleporting three-dimensional quantum states for the first time. High-dimensional teleportation could play an important role in future quantum computers.

Optics & Photonics Aug 22, 2019

Cracking a decades-old test, researchers bolster case for quantum mechanics

In a new study, researchers demonstrate creative tactics to get rid of loopholes that have long confounded tests of quantum mechanics. With their innovative method, the researchers were able to demonstrate quantum interactions ...

Quantum Physics Aug 5, 2019

Unique electrical properties in quantum materials can be controlled using light

Insights from quantum physics have allowed engineers to incorporate components used in circuit boards, optical fibers, and control systems in new applications ranging from smartphones to advanced microprocessors. But, even ...

Quantum Physics Aug 5, 2019

Novel networking

As a new joint appointee at the U.S. Department of Energy's Brookhaven National Laboratory, Eden Figueroa is getting accustomed to traversing between his roles within the Lab's Computational Science Initiative (CSI) and Instrumentation ...

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