The world drinks a lot of coffee, which comes at the cost of a lot of coffee waste, but we may have found a way to use it in ...

I was working with cement hydration and microstructure at that point, and I became increasingly interested in concrete at all scales when I joined the University of Texas at Austin. There are so ...

We didn’t notice [Nikita]’s post about building a concrete 3D printer, a few months ago, but the idea seems sound: build a basic CNC XY axis and then add a mortar pump and hose to deposit ...

Includes cement production, chemistry and hydration, concrete admixtures, and the properties of fresh and hardened concrete. Presents concrete microstructure and durability. Other topics include ...

Scanning electron microscopy (SEM) provided further insights into the concrete’s microstructure. SEM analysis showed that PTF microfibers increased porosity due to fiber clumping and limited ...