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SUMMARY:Reconstruction of γγ mass spectra in AgAg collisions at 1.23 and
  1.58 AGeV beam energies with ECal detector of the HADES experiment
DTSTART;VALUE=DATE-TIME:20201006T150500Z
DTEND;VALUE=DATE-TIME:20201006T152000Z
DTSTAMP;VALUE=DATE-TIME:20260916T183327Z
UID:indico-contribution-2325@cern.ch
DESCRIPTION:Speakers: Arseniy Shabanov ()\nHADES is a large acceptance di-
 electron spectrometer operating at SIS18\, GSI\, Germany to study hadron-p
 roton\, hadron-nucleus and nucleus-nucleus collisions at 1-2 AGeV beam ene
 rgies. The new electromagnetic calorimeter (ECAL) was used for the first t
 ime at the HADES setup in 2019 for the study of Ag+Ag reaction at 1.23 AGe
 V and 1.58 AGeV beam energies.\nThe talk is devoted to methods of the π0 
 mass spectra reconstruction from these data. The analysis includes several
  steps: 1) calibration of each module of the ECal detector\, 2) identifica
 tion of γ-quants\, 3) reconstruction of γ-γ invariant mass spectra\, 4)
  subtraction of combinatorial background and 5) efficiency correction. The
  obtained results show experimental capabilities of the new detector and a
 llow to normalize yields of other particles.\n\nhttps://indico.particle.me
 phi.ru/event/35/contributions/2325/
LOCATION:Zoom Heavy Ion
URL:https://indico.particle.mephi.ru/event/35/contributions/2325/
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