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5 Current news of aix-marseille-universite

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Titanium dioxide from sunscreen is polluting beaches

20-Aug-2018 - Scientists have found that sunscreen from bathers releases significant quantities of polluting TiO2 (titanium dioxide) into the sea. This has the potential to harm marine life. This work, which comes from research on beaches in the South of France, was presented at the Goldschmidt geochemistry ...

fish nanoparticles skin protection +6

A new method to detect nucleation

27-Jul-2018 - As a solution evaporates, the dissolved chemicals concentrate until they begin forming a crystal through a process called nucleation. Industries that use small crystals in pharmaceuticals, food and microelectronics are seeking to understanding this nucleation event. Scientists studying nucleation ...

concentration crystallization Crystals +2
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When enzymes rival platinum

05-Sep-2017 - A fuel cell converts chemical energy into electrical energy via hydrogen combustion. Though it is considered to be a clean technology - because it does not emit greenhouse gases - fuel cells do use costly rare metal catalysts1, such as platinum, to oxidize hydrogen and reduce oxygen. In recent ...

bacterial enzymes biocatalysts biochemistry +15
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Drexel Univ. materials research could unlock potential of lithium-sulfur batteries

19-Mar-2015 - Drexel researchers, along with colleagues at Aix-Marseille University in France, have discovered a high performance cathode material with great promise for use in next generation lithium-sulfur batteries that could one day be used to power mobile devices and electric cars.Lithium-sulfur batteries ...

cathodes lithium-sulfur-batteries

Significant step forward in biofuels quest

03-Jan-2014 - Scientists at the University of York have made a significant step in the search to develop effective second generation biofuels. Researchers from the Department of Chemistry at York have discovered a family of enzymes that can degrade hard-to-digest biomass into its constituent sugars. 'First ...

bioethanol biofuels biomass +2