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Compounds for neutron radiation detectors and systems thereof

Patent ·
OSTI ID:1132772
A material according to one embodiment exhibits an optical response signature for neutrons that is different than an optical response signature for gamma rays, said material exhibiting performance comparable to or superior to stilbene in terms of distinguishing neutrons from gamma rays, wherein the material is not stilbene, the material comprising a molecule selected from a group consisting of: two or more benzene rings, one or more benzene rings with a carboxylic acid group, one or more benzene rings with at least one double bound adjacent to said benzene ring, and one or more benzene rings for which at least one atom in the benzene ring is not carbon.
Research Organization:
Lawrence Livermore National Laboratory (LLNL), Livermore, CA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC52-07NA27344
Assignee:
Lawrence Livermore National Security, LLC (Livermore, CA)
Patent Number(s):
8,735,843
Application Number:
13/736,898
OSTI ID:
1132772
Country of Publication:
United States
Language:
English

References (21)

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Growth, optical, thermal and mechanical studies of methyl 4-hydroxybenzoate single crystals journal August 2003
Improvement of Adhesion of Cubic Boron Nitride Films: Effect of Interlayer and Deposition Parameters journal January 2005
Effect of deposition parameters on the formation of cubic BN films deposited by plasma-assisted chemical vapour deposition from non-toxic material journal January 1992
New approach in depositing thick, layered cubic boron nitride coatings by oxygen addition—structural and compositional analysis journal November 2006
Digital pulse-shape discrimination of fast neutrons and rays
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  • Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, Vol. 594, Issue 1, p. 79-89 https://doi.org/10.1016/j.nima.2008.06.004
journal August 2008
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Morphological instability of crystals grown from thin aqueous solution films with a free surface journal February 1995
New surface morphology for low stress thin-film-coated thermal neutron detectors journal August 2002
Simple ways of n–γ discrimination using charge comparison technique
  • Jhingan, Akhil; Singh, Hardev; Singh, R. P.
  • Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, Vol. 585, Issue 3, p. 165-171 https://doi.org/10.1016/j.nima.2007.11.013
journal February 2008
Neutron detection with single crystal organic scintillators conference September 2009
Opportunities for new materials synthesis by hot wire chemical vapor process journal May 2011
Development of organic scintillators journal June 1979
Effect of heat treatment on the stress and structure evolution of plasma deposited boron nitride thin films journal March 2008

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