News tagged with crystallinity

The earliest stages of planet formation

(PhysOrg.com) -- Small dust particles in a disk of gas around a young star, according to current models, gradually coagulate during the first million years until kilometer-sized objects are formed. These in ...

Mar 26, 2012
4.7 / 5 (3) 0 | with audio podcast

Plant toughness: Key to cracking biofuels?

Along with photosynthesis, the plant cell wall is one of the features that most set plants apart from animals. A structural molecule called cellulose is necessary for the manufacture of these walls. Cellulose is synthesized ...

Feb 21, 2012
1 / 5 (1) 0 | with audio podcast

Materials that shrink when heated

One common reason that people with fillings experience toothache is that their fillings expand at a different rate to the original tooth when, for example, drinking a hot drink. Contrary to intuition, however, ...

Feb 09, 2012
5 / 5 (2) 1

Manipulating the texture of magnetism

Knowing how to control the combined magnetic properties of interacting electrons will provide the basis to develop an important tool for advancing spintronics: a technology that aims to harness these properties ...

Feb 03, 2012
5 / 5 (5) 1

New zeolite material may solve diesel shortage

World fuel consumption is shifting more and more to diesel at the expense of gasoline. A recently published article in Nature Chemistry by a research team at Stockholm University and the Polytechnic University of Valencia in Spa ...

Feb 01, 2012
3 / 5 (1) 0

The enduring mystery of snowflakes

Who hasn't caught a snowflake in a mitten and marveled at its starlike detail, and then recalled that no two snowflakes are alike? But these crystals of ice are even more different than one might imagine - ...

Dec 28, 2011
5 / 5 (7) 1

Materials scientists watch electrons 'melt'

(PhysOrg.com) -- When a skier rushes down a ski slope or a skater glides across an ice rink, a very thin melted layer of liquid water forms on the surface of the ice crystals, which allows for a smooth glide ...

Nov 22, 2011
4.5 / 5 (8) 0 | with audio podcast