A setup for Ba-ion extraction from high pressure Xe gas for double-beta decay studies with EXO

T. Brunner, D. Fudenberg, A. Sabourov, V. L. Varentsov, G. Gratta, D. Sinclair

Research output: Contribution to journalArticlepeer-review

6 Scopus citations

Abstract

An experimental setup is being developed to extract Ba ions from a high-pressure Xe gas environment. It aims to transport Ba ions from 10 bar Xe to vacuum conditions. The setup utilizes a converging-diverging nozzle in combination with a radio-frequency (RF) funnel to move Ba ions into vacuum through the pressure drop of several orders of magnitude. This technique is intended for use in a future multi-ton detector investigating double-beta decay in 136Xe. Efficient extraction and detection of Ba ions, the decay product of 136Xe, would allow for a background-free measurement of the 136Xe double-beta decay.

Original languageEnglish
Pages (from-to)473-475
Number of pages3
JournalNuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms
Volume317
Issue numberPART B
DOIs
StatePublished - Dec 15 2013
Externally publishedYes

Keywords

  • Double-beta decay
  • EXO experiment
  • RF confinement
  • RF funnel

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