Energy & Green Tech

Perovskite solar modules: High efficiency on a large surface area

From cell to module without loss of efficiency: This is one of the main challenges of perovskite photovoltaics. Researchers at Karlsruhe Institute of Technology (KIT) have now managed to produce perovskite solar modules with ...

Business

Alibaba shares soar after Jack Ma reported on Europe trip

Alibaba shares surged more than six percent on Wednesday after billionaire founder Jack Ma was reported to be in Europe, fuelling investor hopes that the worst of China's regulatory crackdown for the internet giant might ...

Internet

Building a digital archive for decaying paper documents

Paper documents are still priceless records of the past, even in a digital world. Primary sources stored in local archives throughout Latin America, for example, describe a centuries-old multiethnic society grappling with ...

Other

Record-setting super shoes are here to stay, say experts

Derided by purists, evangelised by innovators: "super shoes" are the tools of the trade for today's athletes and will continue to radically change the landscape of track and road running, experts have told AFP.

Engineering

Researchers set new world record for CIGS solar cells

Uppsala University is the new world record holder for electrical energy generation from copper indium gallium selenide (CIGS) solar cells. The new world record is 23.64% efficiency. The measurement was made by an independent ...

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