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Why not recycled concrete?

From paper towels to cups to plastic bottles, products made from recycled materials permeate our lives. One notable exception is building materials. Why can't we recycle concrete from our deteriorating infrastructure for ...

date2 hours ago in Engineering
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Riddle of cement's structure is finally solved

Concrete is the world's most widely used construction material, so abundant that its production is one of the leading sources of greenhouse gas emissions. Yet answers to some fundamental questions about the microscopic structure ...

date4 hours ago in Engineering
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Tiny diatoms boast enormous strength

Diatoms are single-celled algae organisms, around 30 to 100 millionths of a meter in diameter, that are ubiquitous throughout the oceans. These creatures are encased within a hard shell shaped like a wide, flattened cylinder—like ...

date18 hours ago in Engineering
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Graphene decharging and molecular shielding

A new joint theoretical and experimental study suggests that graphene sheets efficiently shield chemical interactions. One of the promising applications of this phenomenon is associated with improving the quality of 2D materials ...

dateFeb 08, 2016 in Nanomaterials
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