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.

15 results

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

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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

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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

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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

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

A precise BASE for antiproton studies

The first direct high-precision measurement of the proton’s magnetic moment sets the stage for BASE

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Physics
18 August, 2014
Physics
News
18 August, 2014