23Ne production at SARAF-I

Yonatan Mishnayot*, Hitesh Rahangdale, Ben Ohayon, Sergey Vaintraub, Tsviki Hirsh, Leo Weismann, Amichay Perry, Asher Shor, Arik Kreisel, Shadi Ya'akobi, Einat Buznach, Guy Ron

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

In this article, we present a measurement of flow rate, yield and effusion time of a 23Ne production and transport system. We used an accelerator-driven Li(d,n) neutron source to produce neutrons up to 20 MeV. The radioactive atoms were produced by a 23Na(n,p) reaction at a NaCl target. Later, the atoms were diffused out from the NaCl crystals and effused from the production chamber via a 10 m hose to a measurement cell and their decay products were detected using High Purity Germanium (HPGe) and plastic scintillator detectors. The resulting flow rate was [Formula presented] and the total yield was 3.2±0.6⋅10−9[Formula presented]. We summarize our methods and estimates of efficiencies, rates of production and effusion.

Bibliographical note

Funding Information:
The work presented here is supported by grants from the Pazy Foundation (Israel) , and the Israel Science Foundation (grants no. 139/15 and 1446/16 ). This project has also received funding from the European Research Council (ERC) under the European Union’s Horizon 2020 research and innovation programme (Grant agreement No. 714118 TRAPLAB). BO is supported by the Ministry of Science and Technology , under the Eshkol Fellowship. We thank the technical team of SARAF and the Weizmann Institute, especially Danny Kijel, Yigal Schahar and Gedalia Perelman, who planned the measurement cell and Dr Ofer Aviv who helped us with calibration sources. This work was started by Prof. Micha Hass, who passed away before it could be completed. This paper is dedicated to his memory.

Funding Information:
The work presented here is supported by grants from the Pazy Foundation (Israel), and the Israel Science Foundation (grants no. 139/15 and 1446/16). This project has also received funding from the European Research Council (ERC) under the European Union's Horizon 2020 research and innovation programme (Grant agreement No. 714118 TRAPLAB). BO is supported by the Ministry of Science and Technology, under the Eshkol Fellowship. We thank the technical team of SARAF and the Weizmann Institute, especially Danny Kijel, Yigal Schahar and Gedalia Perelman, who planned the measurement cell and Dr Ofer Aviv who helped us with calibration sources. This work was started by Prof. Micha Hass, who passed away before it could be completed. This paper is dedicated to his memory.

Publisher Copyright:
© 2020 Elsevier B.V.

Keywords

  • Magneto-Optical Trap
  • Ne
  • Precise measurements

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