Showing posts with label chemistry. Show all posts
Showing posts with label chemistry. Show all posts

Saturday, April 12, 2008

Definition: Graphene

Graphene is a single planar sheet of sp2-bonded carbon atoms that are densely packed in a honeycomb crystal lattice. It can also be viewed as an atomic-scale chicken wire made of carbon atoms and their bonds. Full article HERE.

Related articles can be found HERE, HERE and HERE. Electronics applications are discussed HERE and HERE.

Saturday, April 5, 2008

Organic Material at Saturn's Geyser Moon

Cassini Tastes Organic Material at Enceladus
March 26, 2008
NASA's Cassini spacecraft tasted and sampled a surprising organic brew erupting in geyser-like fashion from Saturn's moon Enceladus during a close flyby on March 12. Scientists are amazed that this tiny moon is so active, "hot" and brimming with water vapor and organic chemicals. Read the FULL STORY.