News tagged with atomic nucleus

Explained: Bandgap

Why do some materials work well for making solar cells or light-emitting diodes (LEDs), while other materials don't? One key factor is having the right bandgap.

Jul 23, 2010
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A New Type of Molecule

(PhysOrg.com) -- A Rydberg atom is one with an electron that spends most of its time far from the nucleus. Rydberg atoms, which are normally artificially produced, can have dimensions thousands of times larger ...

Jun 21, 2010
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Extra large carbon

An exotic form of carbon has been found to have an extra large nucleus, dwarfing even the nuclei of much heavier elements like copper and zinc, in experiments performed in a particle accelerator in Japan. ...

Feb 09, 2010
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What will the Large Hadron Collider reveal?

With its successful test run at the end of 2009, the Large Hadron Collider near Geneva, Switzerland, seized the world record for the highest-energy particle collisions created by mankind. We can now reflect ...

Jan 07, 2010
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A Theory of Dark Matter

Among the most astounding, unexpected, and important achievements of the past century (or even more) have been the discoveries of dark matter and dark energy, collectively dubbed the "dark sector."

Sep 08, 2009
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Imaging the inner workings of single molecules

With $20 million over five years from the National Science Foundation, UC Irvine scientists hope to become the first ever to make real-time videos of single molecules in action - a feat that has proved elusive ...

Aug 17, 2009
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Pushmi-pullyu of B-cell development discovered

James Hagman, Ph.D., professor of immunology at National Jewish Health and his colleagues have identified two "molecular motors" that work in opposing directions to control the development of B cells in the immune system.

Jun 25, 2009
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