antimatter

Several experiments at CERN study the properties of antimatter – material composed of antiparticles which have the same mass as matter particles but opposite charge. 

75 results

The BASE antiprotons celebrate their first birthday

BASE has kept a shot of antiprotons trapped for more than one year: it is the longest-lived, coldest, known baryonic antimatter object in the Universe

News
Physics
20 December, 2016

A new ring to slow down antimatter

The commissioning of ELENA, a new antiproton deceleration ring, has begun

News
Physics
29 November, 2016
Physics
News
29 November, 2016

A new ring to slow down antimatter

The commissioning of ELENA, a new antiproton deceleration ring, has begun

News
Physics
28 November, 2016
Physics
News
28 November, 2016

ALPHA experiment shows antihydrogen charge is neutral

ALPHA shows the most accurate measurement yet of the electric charge of antihydrogen atoms in a new Nature paper

News
Physics
21 January, 2016

Antihydrogen at CERN: 20 years and going strong

In September 1995 physicists at CERN synthesised the first antihydrogen atoms, paving the way for today’s growing antimatter research

News
Physics
24 September, 2015

BASE compares protons to antiprotons with high precision

In a paper published today in Nature, BASE reports the most precise comparison of the charge-to-mass ratio of the proton to the antiproton

News
Physics
12 August, 2015

TEDed animation asks if antimatter falls up

TEDed and CERN physicist Chloé Malbrunot team up to test the principle of universality of free fall for antimatter

News
Physics
10 October, 2014
Physics
News
10 October, 2014

New results from the AMS experiment in space

Latest measurements from the AMS experiment unveil new territories in the flux of cosmic rays

News
Physics
18 September, 2014
Physics
News
18 September, 2014

BASE

Experiments
Experiments

CERN’s ALPHA experiment measures charge of antihydrogen

ALPHA reports a measurement of the electric charge of antihydrogen atoms, finding it to be compatible with zero to eight decimal places

News
Physics
03 June, 2014

Antimatter experiment produces first beam of antihydrogen

The ASACUSA experiment at CERN has succeeded for the first time in producing a beam of antihydrogen atoms

News
Physics
21 January, 2014