News tagged with silica gel

How to count nanoparticles

Nanoparticles of a substance can be counted and the size distribution can be determined by dispersing the nanoparticles into a gas. But some nanoparticles tend to aggregate when the surrounding conditions change. Scientists ...

Oct 11, 2011 4 / 5 (1) 0

A Good Eye for Oxygen

(PhysOrg.com) -- We cannot live without it; yet too much of it causes damage: oxygen is a critical component of many physiological and pathological processes in living cells. Oxygen deficiency in tissues is thus related to ...

Mar 27, 2009 4.8 / 5 (4) 1