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Σ¯± production in pp and p-Pb collisions at sNN=5.02 TeV with ALICE

Abualrob, I.J. ; Christiansen, P. LU ; Hansen, J. LU orcid ; Iversen, K.E. LU orcid ; Nepeivoda, R. LU orcid ; Ohlson, A. LU ; Panasenko, I. LU ; Silvermyr, D. LU orcid ; Staa, J. LU and Zurlo, N. (2026) In European Physical Journal C 86(2).
Abstract
The transverse momentum spectra and integrated yields of anti-Σ hyperons (Σ¯±) have been measured in pp and p-Pb collisions at sNN=5.02 TeV with the ALICE experiment. Measurements are performed via the newly accessed decay channel Σ¯±→n¯π±. A new method of antineutron reconstruction with the PHOS electromagnetic spectrometer is developed and applied to this analysis. The pT spectra of Σ¯± are measured in the range 0.5
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author collaboration
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Colliding beam accelerators, Germanium compounds, Lead compounds, Prediction models, Spectrometers, Tellurium compounds, Decay channels, Dynamical modeling, Electromagnetics, Model prediction, Nuclear modification factors, Spectra's, Thermal, Total yield, Transverse-momentum spectrum, Uncertainty, Forecasting
in
European Physical Journal C
volume
86
issue
2
article number
132
publisher
Springer Nature
external identifiers
  • scopus:105032038577
ISSN
1434-6044
DOI
10.1140/epjc/s10052-025-15129-2
language
English
LU publication?
yes
id
a54e2d8b-7ea9-475f-991e-989fe29d2fcb
date added to LUP
2026-04-02 08:03:32
date last changed
2026-04-02 08:03:41
@article{a54e2d8b-7ea9-475f-991e-989fe29d2fcb,
  abstract     = {{The transverse momentum spectra and integrated yields of anti-Σ hyperons (Σ¯±) have been measured in pp and p-Pb collisions at sNN=5.02 TeV with the ALICE experiment. Measurements are performed via the newly accessed decay channel Σ¯±→n¯π±. A new method of antineutron reconstruction with the PHOS electromagnetic spectrometer is developed and applied to this analysis. The pT spectra of Σ¯± are measured in the range 0.5}},
  author       = {{Abualrob, I.J. and Christiansen, P. and Hansen, J. and Iversen, K.E. and Nepeivoda, R. and Ohlson, A. and Panasenko, I. and Silvermyr, D. and Staa, J. and Zurlo, N.}},
  issn         = {{1434-6044}},
  keywords     = {{Colliding beam accelerators; Germanium compounds; Lead compounds; Prediction models; Spectrometers; Tellurium compounds; Decay channels; Dynamical modeling; Electromagnetics; Model prediction; Nuclear modification factors; Spectra's; Thermal; Total yield; Transverse-momentum spectrum; Uncertainty; Forecasting}},
  language     = {{eng}},
  number       = {{2}},
  publisher    = {{Springer Nature}},
  series       = {{European Physical Journal C}},
  title        = {{Σ¯± production in pp and p-Pb collisions at sNN=5.02 TeV with ALICE}},
  url          = {{http://dx.doi.org/10.1140/epjc/s10052-025-15129-2}},
  doi          = {{10.1140/epjc/s10052-025-15129-2}},
  volume       = {{86}},
  year         = {{2026}},
}