Literature DB >> 23387639

Performance of the Los Alamos National Laboratory spallation-driven solid-deuterium ultra-cold neutron source.

A Saunders1, M Makela, Y Bagdasarova, H O Back, J Boissevain, L J Broussard, T J Bowles, R Carr, S A Currie, B Filippone, A García, P Geltenbort, K P Hickerson, R E Hill, J Hoagland, S Hoedl, A T Holley, G Hogan, T M Ito, Steve Lamoreaux, Chen-Yu Liu, J Liu, R R Mammei, J Martin, D Melconian, M P Mendenhall, C L Morris, R N Mortensen, R W Pattie, M Pitt, B Plaster, J Ramsey, R Rios, A Sallaska, S J Seestrom, E I Sharapov, S Sjue, W E Sondheim, W Teasdale, A R Young, B VornDick, R B Vogelaar, Z Wang, Yanping Xu.   

Abstract

In this paper, we describe the performance of the Los Alamos spallation-driven solid-deuterium ultra-cold neutron (UCN) source. Measurements of the cold neutron flux, the very low energy neutron production rate, and the UCN rates and density at the exit from the biological shield are presented and compared to Monte Carlo predictions. The cold neutron rates compare well with predictions from the Monte Carlo code MCNPX and the UCN rates agree with our custom UCN Monte Carlo code. The source is shown to perform as modeled. The maximum delivered UCN density at the exit from the biological shield is 52(9) UCN/cc with a solid deuterium volume of ~1500 cm(3).

Entities:  

Year:  2013        PMID: 23387639     DOI: 10.1063/1.4770063

Source DB:  PubMed          Journal:  Rev Sci Instrum        ISSN: 0034-6748            Impact factor:   1.523


  1 in total

1.  Low-temperature thermodynamics with quantum coherence.

Authors:  Varun Narasimhachar; Gilad Gour
Journal:  Nat Commun       Date:  2015-07-03       Impact factor: 14.919

  1 in total

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