Category Archives: Structure

Porous materials

Polystyrene foam, filters, porous asphalt, aerogel … They all have one thing in common: besides ‘real material’ they also consist of empty space: small cavities or continuous channels – sometimes even from one side of the material to the other. In other words: they are porous. The presence of pores influences the materials properties to […]

Membrane technology in a nutshell

Many people see membranes as filters that allow small particles to pass while rejecting large particles, thus separating the “big ones” from the “little ones”. The simplicity, and therefore the versatility, is the great strength of membranes. Today, they are widely used to convert salt water into fresh water and in kidney dialysis. But also […]