News tagged with helium nuclei

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

Getting to the heart of frustrated magnetism

Thin films of helium atoms with nuclei of two protons and one neutron—helium-3—intrigue physicists because they have exhibited unusual and unexpected magnetic behavior in experimental investigations. ...

Jun 29, 2012
4.8 / 5 (8) 0 | with audio podcast

Magnetic fields created before the first stars

Magnets have practically become everyday objects. Earlier on, however, the universe consisted only of nonmagnetic elements and particles. Just how the magnetic forces came into existence has been researched by Prof. Dr. Reinhard ...

Jan 02, 2013
4.8 / 5 (5) 46 | with audio podcast

On the origin of life's most crucial isotope

Since the Big Bang, the universe has been evolving. From the formations of simple protons and neutrons to the wide breadth of elements and molecules known today, it is ever growing in complexity and variety. And now, nuclear ...

Oct 12, 2012
4.7 / 5 (3) 6 | with audio podcast