Discrimination of Fast and Thermal Neutrons Using a Novel Phoswich Detector of LaCl3and LiI:Eu Single Crystal Scintillators

Sonu, Mohit Tyagi, Tarun Patel, Phan Quoc Vuong, P. S. Sarkar, Hongjoo Kim

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

A novel phoswich detector was set up by employing LaCl3 + LiI:Eu single crystal scintillators and was characterized in detail for its performance with Am-Be, D-D, and D-T neutron sources. LaCl3 crystal shows transparency to the scintillation emission of LiI:Eu for light collection to photo multiplier tube (PMT). Thermal and fast neutrons were successfully discriminated by pulse shape discrimination (PSD) with high value of figure of merit of 5.5 due to significant difference of their scintillation kinetics.

Original languageEnglish
Pages (from-to)1325-1330
Number of pages6
JournalIEEE Transactions on Nuclear Science
Volume70
Issue number7
DOIs
StatePublished - 1 Jul 2023

Keywords

  • Neutron detector
  • pulse shape discrimination (PSD)
  • scintillator
  • single crystal

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