(Phys.org)—Stanford engineers have designed and built a prism-like device that can split a beam of light into different colors and bend the light at right angles, a development that could eventually lead to computers that ...
Optics & Photonics
Dec 3, 2014
10
1
(PhysOrg.com) -- In South Africa, a carrier pigeon carrying a 4GB memory stick proved to be faster than the ADSL service from the country's biggest web firm, Telkom. Winston the pigeon took one hour and eight minutes to carry ...
Chinese scientists have established the world's first integrated quantum communication network, combining over 700 optical fibers on the ground with two ground-to-satellite links to achieve quantum key distribution over a ...
Quantum Physics
Jan 6, 2021
3
6955
The Internet brings you data from around the world almost instantly. This information, coming from Geneva or Tokyo or Buenos Aires, arrives in the U.S. not from satellite but along cables that sit on the bottom of the ocean. ...
Telecom
Mar 24, 2010
0
1
Researchers from Stanford have advanced a long-standing problem in quantum physics – how to send "entangled" particles over long distances.
Quantum Physics
Nov 25, 2015
12
4286
(PhysOrg.com) -- Today, fiber optics technology transports information in the form of classical data to homes and businesses. But researchers are currently working on ways to combine quantum data with the classical data in ...
Terahertz radiation could one day provide the backbone for wireless systems that can deliver data up to one hundred times faster than today's cellular or Wi-Fi networks. But there remain many technical challenges to be solved ...
Optics & Photonics
Sep 14, 2015
69
5174
(PhysOrg.com) -- Quantum key distribution (QKD) could be the next commercial success of quantum physics, and a recent study has taken the field a step closer to this reality. Researchers from the University of Geneva in Switzerland ...
(Phys.org) —High-speed communication just got a turbo boost, thanks to a new laser technology developed at the University of Illinois that transmits error-free data over fiber optic networks at a blazing fast 40 gigabits ...
Optics & Photonics
Nov 6, 2013
7
0
Researchers at the Department of Energy's Oak Ridge National Laboratory have set a new record in the transfer of information via superdense coding, a process by which the properties of particles like photons, protons and ...
General Physics
Feb 1, 2017
0
537
