News tagged with atoms

Atomic timekeeping, on the go

What time is it? The answer, no matter what your initial reference may be—a wristwatch, a smartphone, or an alarm clock—will always trace back to the atomic clock.

dateNov 12, 2014 in General Physics
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Solving an organic semiconductor mystery

Organic semiconductors are prized for light emitting diodes (LEDs), field effect transistors (FETs) and photovoltaic cells. As they can be printed from solution, they provide a highly scalable, cost-effective ...

dateJan 16, 2015 in Nanomaterials
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Efimov state in the helium trimer observed

A quantum state predicted by the Russian theoretician Vitaly Efimov 40 years ago has been discovered by physicists of the Goethe University in a molecule consisting of three helium atoms. The molecule is ...

dateApr 30, 2015 in Quantum Physics
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A new chapter in Earth history

An international group of scientists has proposed that fallout from hundreds of nuclear weapons tests in the late 1940s to early 1960s could be used to mark the dawn of a new geological age in Earth history ...

dateMay 11, 2015 in Earth Sciences
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