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Search results for fibre communications

Quantum Âé¶¹ÒùÔºics Nov 5, 2013

A single-atom light switch

With just a single atom, light can be switched between two fibre optic cables at the Vienna University of Technology. Such a switch enables quantum phenomena to be used for information and communication technology.

Optics & Photonics Oct 29, 2013

A new way of seeing: Metamaterial lens has ten times more power

(Âé¶¹ÒùÔº) —A lens with ten times the resolution of any current lens, making it a powerful new tool for the biological sciences has been developed by researchers at the University of Sydney.

Quantum Âé¶¹ÒùÔºics Oct 11, 2013

The power of one: Single photons illuminate quantum technology

Quantum mechanics, which aims to describe the nano-scale world around us, has already led to the development of many technologies ubiquitous in modern life, including broadband optical fibre communication and smartphone displays.

Telecom Oct 8, 2013

Solving the internet capacity crunch: First demonstration of a multicore fiber network

With optical fibre networks gradually approaching their theoretical capacity limits, new types of fibres such as multicore fibres have been at the focus of worldwide research to overcome critical capacity barriers, which ...

Environment Sep 20, 2013

No significant changes in the status of the Gulf of Finland's coastal waters compared to last year

The oxygen situation on deep-sea floors, in open seas in the Gulf of Finland, has deteriorated compared to last year. Results obtained during an expedition by the research vessel Aranda in early summer shows an increase in ...

Quantum Âé¶¹ÒùÔºics Sep 19, 2013

Crystal quantum memories for quantum communication

Research into the strange phenomenon known as quantum entanglement - once described as 'spooky' by Albert Einstein - could revolutionise ICT over the coming years, enabling everything from ultra-fast computing to completely ...

Nanomaterials Sep 16, 2013

Graphene photodetector integrated into computer chip

The novel material graphene and its technological applications are studied at the Vienna University of Technology. Now scientists succeeded in combining graphene light detectors with semiconductor chips.

Nanophysics Sep 16, 2013

Photonics: Graphene boosts on-chip light detectors

The fabrication of high-performance light detectors—important for computers and mobile devices—using graphene integrated onto a chip is reported in three independent studies published online this week in Nature Photonics.

Materials Science Sep 10, 2013

Super spider silk opens way to nano medical devices

Scientists in the United States said on Tuesday they had coated spider silk with carbon nanotubes, creating a fibre that is not only super-strong but also conducts electricity.

Quantum Âé¶¹ÒùÔºics Sep 4, 2013

New approach enhances quantum-based secure communication

University of Calgary scientists have overcome an 'Achilles' heel' of quantum-based secure communication systems, using a new approach that works in the real world to safeguard secrets.

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