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Cold antiProtons for Better Antimatter Research

Objective

The matter-antimatter asymmetry is a major unsolved problem in physics: Why do we live in a universe dominated by matter although physics tells us that equal amounts of matter and antimatter have been created at the Big Bang?

The AEgIS project at CERN studies this problem by measurements of antihydrogen. Just last year, AEgIS achieved the pulsed formation of antihydrogen and enters now a new era of antimatter research, measuring the gravitational acceleration of antihydrogen and forming new, more complex antiprotonic atoms for spectroscopic investigation.

However, the sensitivity of these measurements is limited by the thermal motion of antiprotons, in the case of pulsed formation of a neutral antihydrogen beam. The antiproton temperature could be lowered drastically by thermalization with laser-cooled ions. Laser-cooling, however, has never been realized with negative ions, as needed for cooling antiprotons, because almost no atomic anions do have strong optical transitions suitable for laser cooling.

The goal of this project is to demonstrate laser cooling of the diatomic carbon anion – making it the first negative ion and the first molecular ion to be laser cooled. To reach this challenging goal, we will use an interdisciplinary approach, making use of the complementary backgrounds of the applicant (molecular physics) and the host (elementary particle physics).

The impact of this project goes beyond antimatter research. Laser-cooled diatomic carbon anions can cool any other negative ion, thus enabling new experiments in atomic and molecular physics or physical chemistry. Furthermore, the transdisciplinary knowledge transfer between the host and the applicant, and the bridges built between atomic/molecular physics and antimatter research will lead to new research initiatives, keeping Europe at the forefront of this emerging, interdisciplinary field.

Fields of science (EuroSciVoc)

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Keywords

Project’s keywords as indicated by the project coordinator. Not to be confused with the EuroSciVoc taxonomy (Fields of science)

Programme(s)

Multi-annual funding programmes that define the EU’s priorities for research and innovation.

Topic(s)

Calls for proposals are divided into topics. A topic defines a specific subject or area for which applicants can submit proposals. The description of a topic comprises its specific scope and the expected impact of the funded project.

Funding Scheme

Funding scheme (or “Type of Action”) inside a programme with common features. It specifies: the scope of what is funded; the reimbursement rate; specific evaluation criteria to qualify for funding; and the use of simplified forms of costs like lump sums.

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

Procedure for inviting applicants to submit project proposals, with the aim of receiving EU funding.

(opens in new window) HORIZON-MSCA-2022-PF-01

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Coordinator

ORGANISATION EUROPEENNE POUR LA RECHERCHE NUCLEAIRE
Net EU contribution

Net EU financial contribution. The sum of money that the participant receives, deducted by the EU contribution to its linked third party. It considers the distribution of the EU financial contribution between direct beneficiaries of the project and other types of participants, like third-party participants.

€ 210 789,12
Address
ESPLANADE DES PARTICULES 1 PARCELLE 11482 DE MEYRIN BATIMENT CADASTRAL 1046
1211 GENEVE 23
Switzerland

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Region
Schweiz/Suisse/Svizzera Région lémanique Genève
Activity type
Research Organisations
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Total cost

The total costs incurred by this organisation to participate in the project, including direct and indirect costs. This amount is a subset of the overall project budget.

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