ÚTEFČVUT Ústav technické a experimentální fyziky ČVUT v PrazeInstitute of Experimental and Applied Physics, CTU in Prague

INVESTIGATIONS OF 2β DECAY MEASURED BY LOW BACKGROUND HPGE SPECTROMETER OBELIX

NázevTitle
INVESTIGATIONS OF 2β DECAY MEASURED BY LOW BACKGROUND HPGE SPECTROMETER OBELIXINVESTIGATIONS OF 2β DECAY MEASURED BY LOW BACKGROUND HPGE SPECTROMETER OBELIX
Druh výsledkuResult type
Příspěvek ve sborníkuProceedings paper
AutořiAuthors
E. Rukhadze
Klíčová slovaKeywords
beta decay, neutrino, HPGe detector, low background
KonferenceConference
Matrix Elements for the Double-beta-decay EXperiments (Prague, Czechia, 2013-06-11)
ExperimentCollaboration
SuperNEMO, OBELIX
DOIDOI
10.1063/1.4856555
Časopis / citaceJournal / citation
In: AIP Conference Proceedings, AIP Publishing LLC, 2013, pp. 85-88 · ISSN 0094-243X
RokYear
2013
JazykLanguage
eng
ZáznamyRecords
ProjektProject
Příspěvek k rozšíření velké výzkumné infrastruktury evropského významuContribution of the Czech Republic to the extension of the large research infrastructure of European importance
Citace ke staženíDownload citation
TXT · BibTeX

AbstraktAbstract

A low background high sensitive HPGe spectrometer OBELIX was installed at the Modane Underground Laboratory (LSM, France, 4800 m w.e.). The detector was designed to measure a contamination of enriched isotopes and radioimpurities in construction materials, to investigate rare nuclear processes such as resonance neutrinoless double electron capture and two-neutrino double beta decay to excited states of daughter nuclei. Spectrometer sensitivity, contamination of NEMO-3 sources and results of 2ν 2β − decay of 100Mo to the 0+ (1130 keV) and 2+ (540 keV) excited states as well as future plans for OBELIX detector are given.

A low background high sensitive HPGe spectrometer OBELIX was installed at the Modane Underground Laboratory (LSM, France, 4800 m w.e.). The detector was designed to measure a contamination of enriched isotopes and radioimpurities in construction materials, to investigate rare nuclear processes such as resonance neutrinoless double electron capture and two-neutrino double beta decay to excited states of daughter nuclei. Spectrometer sensitivity, contamination of NEMO-3 sources and results of 2ν 2β − decay of 100Mo to the 0+ (1130 keV) and 2+ (540 keV) excited states as well as future plans for OBELIX detector are given.

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