IFLP 13074
INSTITUTO DE FISICA LA PLATA
Unidad Ejecutora - UE
artículos
Título:
Trigger and Aperture of the Surface Detector Array of the Pierre Auger Observatory
Autor/es:
PIERRE AUGER COLLABORATION, MORENO JUAN CRUZ
Revista:
NUCLEAR INSTRUMENTS AND METHODS IN PHYSICS RESEARCH A - ACCELERATORS, SPECTROMETERS, DETECTORS AND ASSOCIATED EQUIPAMENT
Editorial:
ELSEVIER SCIENCE BV
Referencias:
Año: 2010 vol. 613 p. 29 - 39
ISSN:
0168-9002
Resumen:
The surfacedetectorarrayofthePierreAugerObservatoryconsistsof1600water-Cherenkovdetectors,
for thestudyofextensiveairshowers(EAS)generatedbyultra-high-energycosmicrays.Wedescribe
the triggerhierarchy,fromtheidentificationofcandidateshowersatthelevelofasingledetector,
amongst alargebackground(mainlyrandomsinglecosmicraymuons),uptotheselectionofreal
eventsandtherejectionofrandomcoincidences.Suchtriggermakesthesurfacedetectorarrayfully
efficientforthedetectionofEASwithenergyabove3 1018 eV, forallzenithanglesbetween03 and 603 ,
independentlyofthepositionoftheimpactpointandofthemassoftheprimaryparticle.Intheserange
of energiesandangles,theexposureofthesurfacearraycanbedeterminedpurelyonthebasisofthe
geometricalacceptance.1018 eV, forallzenithanglesbetween03 and 603 ,
independentlyofthepositionoftheimpactpointandofthemassoftheprimaryparticle.Intheserange
of energiesandangles,theexposureofthesurfacearraycanbedeterminedpurelyonthebasisofthe
geometricalacceptance.
