You dip your teabag into a cup of boiling water and watch the clear steaming liquid slowly change into an inviting rich red. The laws by which the particles of tea spread from the source of high ...

With the rapid development of engineered nanoparticles and nanoscale structure-based products and materials, awareness of the poor understanding of potential toxic effects and environmental impact of ...

Many products are dispersions or suspensions of particles in a liquid medium. Examples range from ceramics, adhesives, inks and paints through to drinks, foods, medicines and personal care products.