Explosive expansion of atomic nuclei. (heated atomic nucleus)

From: Science News | Date: April 15, 1995| Author: Peterson, Ivars | Copyright information

Researchers have discovered that heating an atomic nucleus to 20 billion kelvins causes it to expand by 50% before it fragments. The finding may lead to advances in the understanidng of astrophysical processes, such as the creation of neutron stars.

In its normal state, an atomic nucleus behaves much like a drop of water. Its neutrons and protons hang together as if they were components of a liquid.

Now, researchers have confirmed experimentally that heating up an atomic ...

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