News tagged with viscosity

The dance of hot nanoparticles

(PhysOrg.com) -- "Brownian motion is a very old concept," Klaus Kroy tells PhysOrg.com. "The laws explaining it were formulated more than a century ago by Albert Einstein. However, we are finding some intere ...

Sep 08, 2010 4.3 / 5 (17) 2 | with audio podcast feature

Why cement tends to thicken

Researchers at the ETH Zurich have unraveled the microscopic mechanism behind shear thickening: the increase in viscosity with speed observed for dense particle suspensions under flow. The study has a direct ...

Oct 01, 2013 4 / 5 (4) 5 | with audio podcast