Neutronic analysis of the bi-spectral moderator such as that proposed for ESS

Magán, Miguel, Sordo Balbín, Fernando, Zanini, Luca, Terrón, Santiago, Ghiglino Novoa, Angelo, Martínez, F., Vicente Albendea, Juan Francisco de, Vivanco Sánchez, Raúl, Perlado Martín, José Manuel ORCID: https://orcid.org/0000-0001-6907-4153, Bermejo, F. J., Mezei, Ferenc and Muhrer, Guenter (2013). Neutronic analysis of the bi-spectral moderator such as that proposed for ESS. "Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment", v. 729 ; pp. 417-425. ISSN 0168-9002. https://doi.org/10.1016/j.nima.2013.07.011.

Descripción

Título: Neutronic analysis of the bi-spectral moderator such as that proposed for ESS
Autor/es:
  • Magán, Miguel
  • Sordo Balbín, Fernando
  • Zanini, Luca
  • Terrón, Santiago
  • Ghiglino Novoa, Angelo
  • Martínez, F.
  • Vicente Albendea, Juan Francisco de
  • Vivanco Sánchez, Raúl
  • Perlado Martín, José Manuel https://orcid.org/0000-0001-6907-4153
  • Bermejo, F. J.
  • Mezei, Ferenc
  • Muhrer, Guenter
Tipo de Documento: Artículo
Título de Revista/Publicación: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment
Fecha: Noviembre 2013
ISSN: 0168-9002
Volumen: 729
Materias:
ODS:
Palabras Clave Informales: Neutron production; ESS; Moderator
Escuela: Instituto de Fusión Nuclear (UPM)
Departamento: Otro
Licencias Creative Commons: Reconocimiento - Sin obra derivada - No comercial

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Resumen

This paper reports on design studies concerning a moderator concept which aims to maximize the time averaged flux. The idea is to provide neutron spectra showing two clear maxima, with peaks at View the MathML source and View the MathML source arising from leakage from both cryogenic and thermal moderators. Such a concept known as a bi-spectral moderator (Mezei, 2006 [1]) while proven on a reactor source has only been examined for the ESS 2003 proposal. Filges et al. (2003 [2]), which featured a different design than the current ESS. This paper thus reports on a baseline design for such a moderator concept and shows that it can provide substantial gains in count rates for those applications not requiring high resolution in time-of-flight.

Más información

ID de Registro: 25678
Identificador DC: https://oa.upm.es/25678/
Identificador OAI: oai:oa.upm.es:25678
URL Portal Científico: https://portalcientifico.upm.es/es/ipublic/item/5622036
Identificador DOI: 10.1016/j.nima.2013.07.011
URL Oficial: http://www.sciencedirect.com/science/article/pii/S...
Depositado por: Memoria Investigacion
Depositado el: 22 Abr 2015 17:53
Ultima Modificación: 12 Nov 2025 00:00