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A silica aerogel Cerenkov counter with diffusing walls

A Cerenkov counter with an active area of 28*80 cm/sup 2/, using silica aerogel with a refractive index 1.03 is described. The light is collected by diffuse reflecting walls. With 9 cm of aerogel 9 photoelectrons are obtained for beta =1 particles. Scintillations in the walls of the detector amount...

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Detalles Bibliográficos
Autores principales: Carlson, P J, Poulet, M
Lenguaje:eng
Publicado: 1979
Materias:
Acceso en línea:https://dx.doi.org/10.1016/0029-554X(79)90531-7
http://cds.cern.ch/record/875266
Descripción
Sumario:A Cerenkov counter with an active area of 28*80 cm/sup 2/, using silica aerogel with a refractive index 1.03 is described. The light is collected by diffuse reflecting walls. With 9 cm of aerogel 9 photoelectrons are obtained for beta =1 particles. Scintillations in the walls of the detector amount to a maximum of 0.07 photoelectrons. (3 refs).