In this video excerpt from NOVA's "Hunting the Elements," New York Times technology columnist David Pogue examines how atomic structure determines reactivity. Meet Theo Gray, chemist and author, who ...
The recombination of electron shells in molecules, taking just a few dozen attoseconds (a billionth of a billionth of a second) can now be viewed 'live,' thanks to a new method. The recombination of ...
Metals consist of stacked layers of tightly packed, interacting atoms arranged in geometric patterns. Each of these atoms contains a small number of loosely held electrons in its outer shell. When ...
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