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Title: Status of the MAJORANA DEMONSTRATOR

Journal Article · · Physics of Particles and Nuclei

The MAJORANA Collaboration is constructing the MAJORANA DEMONSTRATOR, an ultra-low background, 40-kg modular high purity Ge (HPGe) detector array to search for neutrinoless double-beta decay (0?ßß-decay) in 76Ge. The goal of the experiment is to demonstrate a background rate at or below 3 counts/(t-y) in the 4 keV region of interest (ROI) around the 2039 keV Q-value for 76Ge 0?ßß-decay. In this paper, the status of the MAJORANA DEMONSTRATOR, including its design and measurements of properties of the HPGe crystals is presented.

Research Organization:
Lawrence Berkeley National Lab. (LBNL), Berkeley, CA (United States); Pacific Northwest National Lab. (PNNL), Richland, WA (United States)
Sponsoring Organization:
USDOE Office of Science (SC), Nuclear Physics (NP)
Contributing Organization:
The MAJORANA Collaboration
Grant/Contract Number:
AC02-05CH11231; AC05-76RL01830
OSTI ID:
1492313
Alternate ID(s):
OSTI ID: 1843019
Report Number(s):
PNNL-SA-111569; ark:/13030/qt2sq7g3x8
Journal Information:
Physics of Particles and Nuclei, Vol. 48, Issue 1; ISSN 1063-7796
Publisher:
SpringerCopyright Statement
Country of Publication:
United States
Language:
English

References (14)

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journal September 2014

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