News tagged with sustainable materials

Cheap solar cells made from shrimp shells

The materials chitin and chitosan found in the shells are abundant and significantly cheaper to produce than the expensive metals such as ruthenium, which is similar to platinum, that are currently used in ...

dateFeb 18, 2015 in Nanomaterials
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Sustainable algae cultivation making headway

Four years after the first optimistic calculations, the experimental cultivation of algae appears to be meeting expectations. Production costs have been more than halved, while the profit made on some crop components already ...

dateJun 11, 2014 in Other
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Tiny crystals to boost solar

A new approach to studying solar panel absorber materials has been developed by researchers in France, Acta Cryst. (2014). B70, 390. The technique could accelerate the development of non-toxic and readil ...

dateApr 02, 2014 in Materials Science
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Electricity generated from gravity

Mexican entrepreneurs developed a system capable of using the vehicular flow to generate electric energy. This development has the potentiality to produce sufficient electricity to power up a household through ...

dateNov 29, 2013 in Energy & Green Tech
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Recycling orbital satellites

No matter how painstakingly we choose the materials to build satellites, once a mission is over they are just so much junk. But what if one day they could be recycled in space for future missions – perhaps ...

dateNov 25, 2013 in Space Exploration
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'New old bricks' for the construction industry

Making bricks is a very resource- and energy-intensive process. Meanwhile, when existing brick buildings are demolished, most of the resulting debris, which can contain many thousands of whole bricks, is ...

dateSep 17, 2013 in Engineering
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