How water dissolves stone, molecule by molecule

International team uses computers, experiments to better predict chemical dissolution

09-Dec-2013 - Scientists from Rice University and the University of Bremen's Center for Marine Environmental Sciences (MARUM) in Germany have combined cutting-edge experimental techniques and computer simulations to find a new way of predicting how water dissolves crystalline structures like those found in ...

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, ...

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 ...

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 ...

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 ...