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High luminescence plastic scintillators

Patent ·
OSTI ID:1986732
A plastic scintillator includes a polymeric matrix comprising a primary fluorophore capable of forming an amorphous glass in its pure form. The primary fluorophore is also capable of generating luminescence in the presence of ionizing radiation and includes: a central species including silicon; a luminescent organic group bonded to the central species or to an optional organic linker group, the luminescent organic group including fluorene or an analog thereof; and the optional organic linker group, if present, is bonded to the central species and the luminescent organic group.
Research Organization:
Sandia National Laboratories (SNL-CA), Livermore, CA (United States)
Sponsoring Organization:
USDOE National Nuclear Security Administration (NNSA)
DOE Contract Number:
NA0003525
Assignee:
National Technology & Engineering Solutions of Sandia, LLC (Albuquerque, NM)
Patent Number(s):
11,479,717
Application Number:
16/198,424
OSTI ID:
1986732
Country of Publication:
United States
Language:
English

References (14)

Spiro linked compounds for use as active materials in organic light emitting diodes journal January 1998
New spiro[benzotetraphene-fluorene] Derivatives: Synthesis and Application in Sky-Blue Fluorescent Host Materials journal May 2014
Crystallization of Organic Glasses: Effects of Polymer Additives on Bulk and Surface Crystal Growth in Amorphous Nifedipine journal June 2011
Synthesis and characterization of highly stable and efficient star-molecules journal March 2013
Fracture of molecular glasses under tension and increasing their fracture resistance with polymer additives journal December 2015
Synthesis of Amorphous Monomeric Glass Mixtures for Organic Electronic Applications journal November 2015
Properties of Fluorenyl Silanes in Organic Light Emitting Diodes journal March 2010
Fluorene Analogues of Prodan with Superior Fluorescence Brightness and Solvatochromism journal January 2010
Polymers Derived from 3,6-Fluorene and Tetraphenylsilane Derivatives: Solution-Processable Host Materials for Green Phosphorescent OLEDs journal May 2008
Nanostructured organosilicon luminophores and their application in highly efficient plastic scintillators journal October 2014
New random copolymers with pendant carbazole donor and 1,3,4-oxadiazole acceptor for high performance memory device applications journal January 2011
Dyes and Pigments Containing Organosilicon Functional Groups journal September 1969
Blue OLEDs Utilizing Spiro[fluorene 7,9'-benzofluorene]-type Compounds as Hosts and Dopants journal March 2009
Standard guide to fluorescence : report January 2007

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