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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
physics and astronomy
Calibration of a CsI(Tl) crystal with nuclear recoils and pulse shape measurements for dark matter detection
Astroparticle Physics, Volume 11, No. 4, Year 1999
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Description
The quenching factor of cesium and iodine nuclei recoiling in a CsI(Tl) scintillator is measured by scattering of 3 to 6 MeV neutrons. This factor increases when recoil energy decreases, from 7% at 150 keV to 15% at 25 keV. This relatively high efficiency could be useful in experiments dealing with very low recoil energies like the WIMP direct detection. These values are well explained by the Birks model. Pulse shape discrimination between electron and nuclei recoils is also investigated. Results are sufficiently good to allow a significant statistical rejection of radioactive background. This rejection capability is shown to be better than for NaI(Tl), at the same electron equivalent energy. © 1999 Elsevier Science B.V. All rights reserved.
Authors & Co-Authors
Pécourt, S.
France, Villeurbanne
Université Claude Bernard Lyon 1
Chambon, B.
France, Villeurbanne
Université Claude Bernard Lyon 1
De Jesus, M.
France, Villeurbanne
Université Claude Bernard Lyon 1
Drain, D.
France, Villeurbanne
Université Claude Bernard Lyon 1
Gerbier, G.
France, Gif-sur-yvette
Cea Saclay
Mallet, J.
France, Gif-sur-yvette
Cea Saclay
Massaq, M.
Morocco, Agadir
Université Ibn Zohr
Mosca, L.
France, Gif-sur-yvette
Cea Saclay
Pastor, C.
France, Villeurbanne
Université Claude Bernard Lyon 1
Tao, Charling
France, Marseille
Centre de Physique Des Particules de Marseille
Vagneron, L.
France, Villeurbanne
Université Claude Bernard Lyon 1
Statistics
Citations: 31
Authors: 11
Affiliations: 4
Identifiers
Doi:
10.1016/S0927-6505(99)00014-6
ISSN:
09276505
Research Areas
Cancer