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Portland cement

The Importance of Cement and its Future

Concrete is the most used material in the world because of its cheap price and large quantity. It is needless to say concrete is made of cement. However, cement is also a criticized material by the public, for its intensive CO2 emission from production process. The production of cement accounts for about 5-8% of the […]

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Sample Preparation for Quantitative X-Ray Diffraction (XRD/Rietveld)

Theoretical background: see chapters 3 and 4 in Lieven Machiels’s PhD thesis (2010). Sample preparation method modified from Machiels et al. (2008). Representative sampling The mineralogy and glass content of slags depend largely on the mode of cooling of the slags, e.g. slow cooling in a slag pot can result in a large amount of […]

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3D printer to print a house, is it the future of cementitious materials?

Construction industry, the only industry still does things manually. Even in the 21st century, to build a house right now is still a slow, labour-intensive, dangerous process, and almost always over-budget. Unlike the motoring or technology industries which use automated production methods to complete routine construction tasks, housing construction is one of the only industry […]