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Search results for fibre communications

Optics & Photonics May 14, 2020

Hybrid multi-chip assembly of optical communication engines via 3-D nanolithography

Three-dimensional (3-D) nanoprinting of freeform optical waveguides also known as photonic wire bonding can efficiently couple between photonic chips to greatly simplify optical system assembly. The shape and trajectory of ...

Economics & Business May 6, 2020

What a sustainable circular economy would look like

More than 100 billion tonnes of materials entered the global economy in 2017 to generate power, build infrastructure and homes, produce food, and provide consumer goods such as clothes and phones. There are now more phones ...

Cell & Microbiology Apr 29, 2020

Scientists study growth rate effect of gut bacteria on degradation of dietary fiber

It is known that approximately 80% of the human immune system functions within the gastrointestinal tract. Gut bacteria and their metabolites play a fundamental role in the interaction between gut and other organs. Since ...

Materials Science Mar 26, 2020

Artificial intelligence identifies optimal material formula

Nanostructured layers boast countless potential properties—but how can the most suitable one be identified without any long-term experiments? A team from the Materials Discovery Department at Ruhr-Universität Bochum (RUB) ...

Optics & Photonics Mar 16, 2020

Research team presents novel transmitter for terahertz waves

Terahertz waves are becoming ever more important in science and technology. They enable us to unravel the properties of future materials, test the quality of automotive paint and screen envelopes. But generating these waves ...

Optics & Photonics Feb 28, 2020

Illuminating numerical study on light propagation in nonlinear optical fibers

More than 99% of our Internet data is carried by optical fibers but with our data demands increasing, we are pushing our existing fiber networks to their limits. One way to increase the capacity of fibers is to transmit signals ...

Archaeology Feb 18, 2020

65,000-year-old plant remains show the earliest Australians spent plenty of time cooking

Australia's first people ate a wide variety of fruits, vegetables, nuts and other plant foods, many of which would have taken considerable time and knowledge to prepare, according to our analysis of charred plant remains ...

Quantum Âé¶¹ÒùÔºics Feb 13, 2020

Quantum memories entangled over 50-kilometer cable

A team of researchers affiliated with several institutions in China has succeeded in sending entangled quantum memories over a 50-kilometer coiled fiber cable. In their paper published in the journal Nature, the group describes ...

Earth Sciences Feb 6, 2020

Using submarine cables to detect earthquakes

Installing seismic sensors on the ocean floor can be a difficult and expensive task. But what if seismic activity could be monitored by using something that's already down there – pre-existing submarine telecommunications ...

Environment Jan 31, 2020

More countries publishing ecosystem accounts, considering environment in economic decisions

New research shows that an increasing number of countries are publishing ecosystem accounts, helping to embed nature in economic and financial decisions.

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