Software

Bot gives non-native speakers the floor in videoconferencing

Native speakers often dominate the discussion in multilingual online meetings, but adding an automated participant that periodically interrupts the conversation can help non-native speakers get a word in edgewise, according ...

Energy & Green Tech

Researchers claim new world record for tandem solar cell efficiency

Crystalline silicon solar cells dominate the global photovoltaic market with module efficiencies of around 20-22%. However, the field of solar energy is wanting for innovative materials and approaches that yield even higher ...

Energy & Green Tech

Halogens can increase solar cell performance by 25 per cent

New research from the University of British Columbia and the University of North Carolina at Chapel Hill shows that using halogens—a class of elements that include fluoride, bromine, chlorine and iodine—in a dye-sensitized ...

Electronics & Semiconductors

Uncovering the secret of ternary polymer solar cell success

Solar cells will doubtless play a significant part in a sustainable energy future. Polymer solar cells (PSCs) specifically provide an excellent option because they are cheap to produce and can be both flexible and semitransparent. ...

Energy & Green Tech

Improving the operational stability of perovskite solar cells

Hybrid perovskites are materials made from metal halide frameworks interspersed with organic cations. They have attracted a lot of interest in the field of solar energy because of their light-harvesting capacity combined ...

Computer Sciences

Creating chatbots with multiple conversational skills

In recent years, chatbots have become increasingly sophisticated, and they now provide basic assistance to humans on a variety of online platforms, including Facebook and a number of e-commerce sites. So far, chatbots have ...

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