29 July 2015 to 6 August 2015
World Forum
Europe/Amsterdam timezone

Study of UHECR Composition Using Telescope Array's Middle Drum Detector and Surface Array in Hybrid Mode

30 Jul 2015, 15:30
1h
Amazon Foyer (World Forum)

Amazon Foyer

World Forum

Churchillplein 10 2517 JW Den Haag The Netherlands
Board: 247
Poster contribution CR-EX Poster 1 CR

Speaker

Mr Jon Paul Lundquist (Telescope Array Project)

Description

The seven year Telescope Array (TA) Middle Drum hybrid composition measurement shows agreement between Ultra-High Energy Cosmic Ray (UHECR) data and a light composition obtained with QGSJetII-03 or QGSJet-01c models. The data are incompatible with a pure iron composition, for all models examined, for energies log10(E/eV)>18.2. This is consistent with previous TA results. This analysis is presented using an updated version of the pattern recognition analysis (PRA) technique developed by TA.
Registration number following "ICRC2015-I/" 992
Collaboration Telescope Array

Primary author

Mr Jon Paul Lundquist (Telescope Array Project)

Presentation materials

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