News tagged with helium atom

A brake for spinning molecules

Chemical reactions taking place in outer space can now be more easily studied on Earth. An international team of researchers from the University of Aarhus in Denmark and the Max Planck Institute for Nuclear ...

Mar 13, 2014
4.9 / 5 (7) 1

Physicists create tabletop antimatter 'gun'

(Phys.org) —An international team of physicists working at the University of Michigan has succeeded in building a tabletop antimatter "gun" capable of spewing short bursts of positrons. In their paper published ...

Jun 25, 2013 weblog
4.9 / 5 (68) 18 | with audio podcast

How the Milky Way killed off its satellites

(PhysOrg.com) -- Two researchers from Observatoire Astronomique de Strasbourg have revealed for the first time the existence of a new signature of the birth of the first stars in our galaxy, the Milky Way. ...

Oct 19, 2011
4.6 / 5 (5) 0 | with audio podcast

Oh-My-God Particles

Cosmic rays are really sub-atomic particles, being mainly protons (hydrogen nuclei) and occasionally helium or heavier atomic nuclei and very occasionally electrons. Cosmic ray particles are very energetic ...

Jun 13, 2011
4.4 / 5 (15) 11