Control of bulk and surface radioactivity in bolometric searches for double-beta decay

M. Pavan; C. Callegaro; S. Capelli; M. Carrettoni; M. Clemenza; L. Gironi; P. Gorla; C. Maiano; C. Nones; M. Pedretti

doi:10.1140/epja/i2007-10577-0

EPJ

Control of bulk and surface radioactivity in bolometric searches for double-beta decay

M. Pavan¹^,2^*, C. Callegaro¹^,2, S. Capelli¹^,2, M. Carrettoni¹^,2, M. Clemenza¹^,2, L. Gironi³, P. Gorla³, C. Maiano¹^,2, C. Nones¹^,5 and M. Pedretti⁴^,2

¹ Università degli Studi di Milano-Bicocca, Milano, Italy
² INFN-Sezione di Milano-Bicocca, Milano, Italy
³ INFN, Laboratori Nazionali del Gran Sasso, Italy
⁴ Dipartimento di Fisica e Matematica, Università dell'Insubria, Como, Italy
⁵ Centre de Spectrométrie Nucléaire et de Spectrométrie de Masse, Orsay, France

Received: 13 December 2007
Accepted: 14 April 2008
Published online: 13 May 2008

Abstract

The problem of background reduction in bolometers used to search for ββ(0ν) is reviewed with particular emphasis on bulk and surface radioactive contamination of the detectors.

PACS: 29.40.-n Radiation detectors – / 23.40.-s β decay; double β decay; electron and muon capture –

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EPJ

Control of bulk and surface radioactivity in bolometric searches for double-beta decay

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