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Scintillating-glass-fiber neutron sensors
Abstract Cerium-doped lithium-silicate glass fibers have been developed at Pacific Northwest Laboratory (PNL) for use as thermal neutron detectors. By using highly-enriched 6 Li, these fibersExpand
  • 11
Scintillators and applications : cerium-doped materials
Scintillator materials are widely used for the detection of ionizing radiation in a variety of applications including high energy and nuclear physics, astrophysics, geophysical exploration, medicalExpand
  • 21
Scintillating-Glass-Fiber Neutron Sensors, their Application and Performance for Plutonium Detection and Monitoring
Most neutron detection sensors presently employ 3He gas-filled detectors. Despite their excellent performance and widespread use, there are significant limitations to this technology. A significantExpand
  • 14
Direct fast neutron detection: A status report
This report describes the status of efforts to develop direct fast-neutron detection via proton recoil within plastic scintillator. Since recording proton recoil events is of little practical useExpand
  • 4
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Glass-fiber-based neutron detectors for high- and low-flux environments
Pacific Northwest Laboratory (PNL) has fabricated cerium-activated lithium silicate scintillating fibers via a hot-downdraw process. These fibers typically have a operational transmission length (e-1Expand
  • 22
Synthesis and crystallization of yttrium-aluminium garnet and related compounds
Amorphous oxide combustion products with compositions corresponding to Y4Al2O9, YAlO3, and Y3Al5O12 were synthesized by the glycine-nitrate process and heat-treated to induce crystallization. TheExpand
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Neutron methods for monitoring the blending of enriched UF/sub 6/ gas
Blending a highly enriched UF/sub 6/ gas stream with low-enrichment material reduces the excess supply of highly enriched uranium that must be closely controlled for nonproliferation of nuclearExpand
  • 1
Prototype plutonium-storage monitor
Pacific Northwest National Laboratory (PNNL) has fabricated cerium-activated lithium silicate scintillating fibers via a hot-downdraw process. These fibers typically have an operational transmissionExpand
  • 4
Relationship between microstructure and efficiency of scintillating glasses
Prior work has shown that there is a correlation between trap densities and scintillation efficiency of cerium-activated, lithium-aluminosilicate glasses. Raman spectroscopy has strongly suggestedExpand
  • 7
A portable neutron coincidence counter
Pacific Northwest National Laboratory has designed and constructed a prototype portable neutron coincidence counter intended for use in a variety of applications, such as the verification andExpand
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