CERN Accelerating science

Small and medium experiments group

In a paper published this week in Nature, the ALPHA collaboration reports the most precise direct measurement of antimatter ever made

AMS looks at Cosmic Galactic Rays

by Panos Charito

Recent results from the Alpha Magnetic Spectrometer (AMS) inaugurate a new era in Cosmic ray (CR) physics driven by high precision.

First positrons for GBAR

by Patrice Perez (IRFU, CEA, Université Paris-Saclay)

GBAR antimatter experiment sees first beam of positrons from a small electron linear accelerator. 

Last week, the new CERN-MEDICIS facility has produced radioisotopes that will be used primarily for hospitals and research centres in Switzerland and across Europe. 

A special Xenon run for NA61/SHINE

by Panos Charitos

Earlier in October, the Large Hadron Collider had a special run of colliding xenon nuclei; a new flavour compared to the standard proton and lead collisions foreseen in the LHC experimental programme.

How heavy is the proton?

by Panos Charitos