News tagged with lattice

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Chemists fabricate 'impossible' material

(PhysOrg.com) -- When atoms combine to form compounds, they must follow certain bonding and valence rules. For this reason, many compounds simply cannot exist. But there are some compounds that, although they ...

Apr 25, 2011 feature
4.8 / 5 (68) 9 | with audio podcast

Physicists investigate onset of effective mass

(Phys.org) —Although mass may seem to be a fairly straightforward concept, from a physics perspective it can be much more complex than weighing an object and reading off a number in grams. For instance, an object's mass ...

May 21, 2014 feature
4.8 / 5 (36) 9

How Perfect Can Graphene Be?

(PhysOrg.com) -- Physicists have investigated the purest graphene to date, and have found that the material possesses unprecedented high electronic quality. The discovery has raised the bar for this relatively ...

Oct 13, 2009 feature
4.5 / 5 (31) 4

Exerting better control over matter waves

(PhysOrg.com) -- “The concept of matter waves is at the heart of quantum mechanics,” Oliver Morsch tells PhysOrg.com. “At the beginning of the last century, scientists discovered that solid particles could exhibit proper ...

Mar 27, 2009 feature
4.6 / 5 (29) 12

Physicists freeze motion of light for a minute

Physicists in Darmstadt have been able to stop something that has the greatest possible speed and that never really stops. We're talking about light. Already a decade ago, physicists stopped it very for a short moment. In ...

Aug 06, 2013
4.8 / 5 (28) 7 | with audio podcast