News tagged with chromium

Supernova shrapnel found in meteorite

(PhysOrg.com) -- Scientists have identified the microscopic shrapnel of a nearby star that exploded just before or during the birth of the solar system 4.5 billion years ago.

dateSep 09, 2010 in Astronomy
shares0 comments 11

Disorder creates rust protection

Corrosion eats away 75 billion euros of economic output annually in Germany alone. But it may soon be possible to better assess which steels and other alloys will be affected, and how to limit the damage: ...

dateAug 09, 2013 in Condensed Matter
shares0 comments 0

The Spin Doctor

An electron spin can be compared to the needle of a compass that points either north or south. Some electrons in a full shell point up, canceling out the electromagnetic fields of an equal number of electrons ...

dateJan 13, 2011 in General Physics
shares0 comments 0