papers

Publications (6)

nucl-ex2022

Measurement of global polarization of Λ hyperons in few-GeV heavy-ion collisions

R. Abou Yassine, J. Adamczewski-Musch, C. Asal +105

The global polarization of Λ hyperons along the total orbital angular momentum of a relativistic heavy-ion collision is presented based on the high statistics data samples collect…

nucl-ex2023

Investigation of the Production Mechanism in p(3.5 GeV)+p Collisions

R. Abou Yassine, O. Arnold, M. Becker +88

The production of hyperons in proton proton collisions at a beam kinetic energy of 3.5 GeV impinging on a liquid hydrogen target was investigated using data collected with t…

nucl-ex2026

First measurement of massive virtual photon emission from N* baryon resonances

R. Abou Yassine, J. Adamczewski-Musch, O. Arnold +127

First information on the time-like electromagnetic structure of baryons in the second resonance region has been obtained from measurements of dielectron (e+ e-) invariant-mass and…

nucl-ex2023

Hadron Production and Propagation in Pion-Induced Reactions on Nuclei

R. Abou Yassine, J. Adamczewski-Musch, O. Arnold +125

Hadron production (, proton, , , ) in and collisions is investigated at an incident pion beam momentum of $1.7~\ma…

nucl-ex2025

Formation and lifetime measurements of light hypernuclei in Ag+Ag collisions at = 2.55 GeV

R. Abou Yassine, J. Adamczewski-Musch, C. Asal +111

We present the first observation of and in Ag+Ag collisions at = 2.55 GeV, emitted around mid-rapidity. The hypernu…

nucl-ex2023

Inclusive ee production in collisions of pions with protons and nuclei in the second resonance region of baryons

R. Abou Yassine, J. Adamczewski-Musch, O. Arnold +125

Inclusive ee production has been studied with HADES in + p, + C and reactions, using the GSI pion beam at = 1.49 GeV.…