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36 Current news about the topic cement

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Environmentally friendly cement is stronger than ordinary cement

19-Sep-2013

New research from the Niels Bohr Institute shows that cement made with waste ash from sugar production is stronger than ordinary cement. The research shows that the ash helps to bind water in the cement so that it is stronger, can withstand higher pressure and crumbles less. At the same time, ...

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Old concrete can protect nature

26-Aug-2013

Lakes and streams are often receiving so much phosphorous that it could pose a threat to the local aquatic environment. Now, research from the University of Southern Denmark shows that there is an easy and inexpensive way to prevent phosphorus from being discharged to aquatic environments. The ...

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The formula for turning cement into metal

New material a boon for use in electronics and thin films

29-May-2013

In a move that would make the Alchemists of King Arthur's time green with envy, scientists have unraveled the formula for turning liquid cement into liquid metal. This makes cement a semi-conductor and opens up its use in the profitable consumer electronics marketplace for thin films, protective ...

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Vaterite: Crystal within a crystal helps resolve an old puzzle

29-Apr-2013

With the help of a solitary sea squirt, scientists have resolved the longstanding puzzle of the crystal structure of vaterite, an enigmatic geologic mineral and biomineral. A form of calcium carbonate, vaterite can be found in Portland cement. Its quick transformation into other more stable forms ...

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Sieving silica sieves from biomass ash

24-Apr-2013

Burning biomass for heat and power could produce as much as 2000 TWh by 2020, which would produce 4–15.6 million tonnes of waste ash, per year, in Europe alone. To address the problem of what to do with all this waste, scientists in the UK have developed a method to convert this ash into ...

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BASF starts production of concrete admixtures in Russia

09-Aug-2012

BASF has opened its first production plant for concrete admixtures in Russia located at its existing site in the Podolsk District of the Moscow Region. With this new production facility BASF will serve its customers in the Russian construction industry with a wide range of concrete admixtures ...

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