News tagged with cosmic ray particles

Graphene mini-lab

A team of physicists from Europe and South Africa showed that electrons moving randomly in graphene can mimic the dynamics of particles such as cosmic rays, despite travelling at a fraction of their speed, in a paper about ...

Oct 31, 2012
3.7 / 5 (3) 0

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

PhD researcher seeks origin of cosmic rays

As cosmic ray particles penetrate our atmosphere, they collide with air molecules and produce new high-energy particles. These particles, in turn, are involved in further collisions. The whole process is ...

Oct 23, 2012
5 / 5 (1) 0

A Super-Efficient Particle Accelerator

This image of data from NASA's Chandra X-ray Observatory and the European Southern Observatory's Very Large Telescope shows a part of the roughly circular supernova remnant known as RCW 86.

Jul 01, 2009
4.5 / 5 (4) 1