Nanocrystal infrared LEDs can be made cheaply
(Phys.org) -- Light-emitting diodes at infrared wavelengths are the magic behind such things as night vision and optical communications, including the streaming data that comes through Netflix. Cornell...
View ArticleTeam creates new tech for complex micro structures for use in sensors, other...
(Phys.org) -- University of Maryland Chemistry Professor John Fourkas and his research group have developed new materials and nanofabrication techniques for building miniaturized versions of components...
View ArticleTwisted photonic crystal fibres suppress specific optical wavelengths
(Phys.org) -- A simple longitudinal twist converts certain microstructured optical fibres into filters. Researchers at the Max Planck Institute for the Science of Light in Erlangen have measured this...
View ArticleMetamaterials and transformation optics control light on a microchip
Using a combination of the new tools of metamaterials and transformation optics, engineers at Penn State University have developed designs for miniaturized optical devices that can be used in...
View ArticleNew device could contribute to a major increase in the rate of future optical...
(Phys.org)—At a time when communication networks are scrambling for ways to transmit more data over limited bandwidth, a type of twisted light wave is gaining new attention. Called an optical vortex or...
View ArticleSelf-assembling silica microwires may herald new generation of integrated...
(Phys.org)—Silica microwires are the tiny and as-yet underutilized cousins of optical fibers. If precisely manufactured, however, these hair-like slivers of silica could enable applications and...
View ArticleAbility to miniaturize photonics devices to sizes compatible with computer...
Optical communications, or photonics, technology has failed to match the miniaturization of electronic components, mainly because of fundamental laws of classical optics. The smallest photonic devices...
View ArticleImproving the flow of the fibre optic freeway
Monash University researchers have played a pivotal role in the invention of an energy-efficient method of increasing the data capacity of optical networks to the point where all of the world's...
View ArticleWorld's first 40 to 60 Gbps silicon photonics modulator using advanced...
In collaboration with Fujikura Ltd., researchers from Singapore's A*STAR Institute of Microelectronics (IME) have pioneered the world's first 40 to 60 Gbps silicon-based optical modulators with...
View ArticleScientists spin photons to send light in one direction
(Phys.org) —Researchers at King's College London have achieved previously unseen levels of control over the travelling direction of electromagnetic waves in waveguides. Their ground-breaking results...
View Article'Temporal cloaking' could bring more secure optical communications
(Phys.org) —Researchers have demonstrated a method for "temporal cloaking" of optical communications, representing a potential tool to thwart would-be eavesdroppers and improve security for...
View ArticleSpace station OPALS points to ramped up returns for research
It is a good thing that nobody ever told the International Space Station that it is considered rude to point. Scientists plan to ignore this much touted rule of manners when using the orbiting research...
View ArticleNASA's Deep Space Network turns 50
NASA's Deep Space Network, the world's largest and most powerful communications system for "talking to" spacecraft, will reach a milestone on Dec. 24: the 50th anniversary of its official creation.
View ArticleNew material could speed up underwater communications by orders of magnitude
(Phys.org) —University of California, San Diego electrical engineering professor Zhaowei Liu and colleagues have taken the first steps in a project to develop fast-blinking LED systems for underwater...
View ArticleA new laser for a faster internet
(Phys.org) —A new laser developed by a research group at Caltech holds the potential to increase by orders of magnitude the rate of data transmission in the optical-fiber network—the backbone of the...
View ArticleImproved design of lasers on optoelectronic chips will advance optical...
When it comes to data transmission, light is superior to electronics. An ability to transmit data in parallel by utilizing multiple light wavelengths allows optical fibers to carry more information...
View ArticlePrecise control of optical frequency on a chip
In the 1940s, researchers learned how to precisely control the frequency of microwaves, which enabled radio transmission to transition from relatively low-fidelity amplitude modulation (AM) to...
View ArticleGraphene photonics breakthrough promises fast-speed, low-cost communications
(Phys.org) —Swinburne researchers have developed a high-quality continuous graphene oxide thin film that shows potential for ultrafast telecommunications.
View ArticleTeam first to detect exciton in metal
University of Pittsburgh researchers have become the first to detect a fundamental particle of light-matter interaction in metals, the exciton. The team will publish its work online June 1 in Nature...
View ArticleIBM preps new wireless chip technology to allow mobile operators to clear the...
IBM today introduced the fifth generation of semiconductor technology specialized for high performance communications. The company's latest silicon-germanium (SiGe) chip-making process is designed to...
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