Polymer-coated silicon nanosheets—an alternative to graphene

Silicon nanosheets are thin, two-dimensional layers with exceptional optoelectronic properties very similar to those of graphene. Albeit, the nanosheets are less stable. Now researchers at the Technical University of Munich ...

New 3-D design for mobile microbatteries

In the race towards miniaturization, a French-US team—mostly involving researchers from the CNRS, Université de Lille, Université de Nantes and Argonne National Laboratory (US) as part of the Research Network on Electrochemical ...

When batteries explode: five questions

Samsung has told customers worldwide to stop using their Galaxy Note 7 smartphones after a spate of battery explosions threatens to derail the powerhouse global brand.

Samsung urges consumers globally to stop using Galaxy Note 7

Samsung Electronics is urging consumers worldwide to stop using Galaxy Note 7 smartphones immediately and exchange them as soon as possible, as more reports of the phones catching fire emerged even after the company's global ...

Fungi recycle rechargeable lithium-ion batteries

Although rechargeable batteries in smartphones, cars and tablets can be charged again and again, they don't last forever. Old batteries often wind up in landfills or incinerators, potentially harming the environment. And ...

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