BASE

The Baryon Antibaryon Symmetry Experiment (BASE) at CERN will compare the magnetic moments of protons and antiprotons to look for differences between matter and antimatter.

17 results

BASE experiment takes a big step towards portable antimatter

The experiment successfully transported a box filled with unbonded protons across CERN’s main site, thus demonstrating that the same feat could later be possible for antiprotons

News
Experiments
25 October, 2024
Experiments
News
25 October, 2024

Breakthrough in rapid cooling for BASE antiprotons

The experiment has developed a new device for cooling antiprotons more efficiently and for considerably increasing the precision of measurements of their fundamental properties

News
Experiments
02 August, 2024

BASE breaks new ground in matter–antimatter comparisons

The collaboration has made the most precise comparison yet between protons and antiprotons and tested whether or not they behave in the same way under the influence of gravity

News
Physics
05 January, 2022

Two-trap cooling promises antimatter precision

The BASE collaboration has performed the first demonstration of two-trap sympathetic cooling, promising substantial improvements to studies of antiprotons

News
Physics
25 August, 2021

BASE opens up new possibilities in the search for cold dark matter

The Baryon Antibaryon Symmetry Experiment (BASE) at CERN’s Antimatter Factory has set new limits on how easily axion-like particles could turn into photons

News
Physics
26 January, 2021

A transportable antiproton trap to unlock the secrets of antimatter

The BASE collaboration is developing a transportable antiproton trap to make higher-precision measurements of the properties of antimatter

News
Physics
03 November, 2020

Probing dark matter using antimatter

The BASE collaboration reports the first laboratory search for an interaction between antimatter and a candidate particle for dark matter

News
Physics
13 November, 2019
Physics
News
13 November, 2019

The PUMA project: Antimatter goes nomad

A new European project linking ELENA and ISOLDE plans to trap antimatter in order to explore quantum phenomena in radioactive nuclei

News
Physics
11 March, 2018
Physics
News
11 March, 2018

A more precise measurement for antimatter than for matter

The BASE collaboration breaks its own precision measurement record of antiproton’s magnetic moment

News
Physics
19 October, 2017

BASE precisely measures antiproton’s magnetic moment

CERN experiment reports sixfold improved measurement of the magnetic moment of the antiproton

News
Physics
18 January, 2017