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Ultra high energy ντdetection with a cosmic ray tau neutrino telescope using fluorescence/Cerenkov light technique

2004/11/24 by Z. Cao, M. Huang, M. A. Huang +3
Physics and Astronomy · #Astrophysics and Cosmic Phenomena #Neutrino Physics Research #Particle physics theoretical and experimental studies #astro-ph

paper · pdf · doi:10.1088/0954-3899/31/7/004

published as J.Phys. G31 (2005) 571-582 · 19 pages, 5 figures, submitted to J. Phys. G:

arxiv created 2004/11/24 · openalex publication_date 2005/04/21 · arxiv updated 2009/12/01 · openalex created_date 2016/06/24 · openalex updated_date 2026/07/30

Abstract

We have investigated the possibility of ν τ detection using a cosmic ray tau neutrino telescope (CRTNT) based on air shower fluorescence/Cerenkov light detector techniques. This approach requires an interaction of a ν τ with material such as a mountain or the earth's crust. A τ lepton produced in the charged current interaction must escape from the earth and then decay and initiate a shower in the air. The probability for the conversion from ν τ to air shower has been calculated for an energy range from 1 PeV to 10 EeV. An air shower simulation programme has been developed using the simulation package Corsika. The trigger efficiency has been estimated for a CRTNT detector similar to the HiRes/Dice detector in the shadow of Mt Wheeler in Nevada, USA. A rate of about eight triggered events per year is expected for the AGN neutrino source model with an optimized configuration and duty cycle of the detector.

Citations