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Title: Long-distance transmission of light in a scintillator-based radiation detector

Patent ·
OSTI ID:1369069

Scintillator-based radiation detectors capable of transmitting light indicating the presence of radiation for long distances are disclosed herein. A radiation detector can include a scintillator layer and a light-guide layer. The scintillator layer is configured to produce light upon receiving incident radiation. The light-guide layer is configured to receive light produced by the scintillator layer and either propagate the received light through the radiation detector or absorb the received light and emit light, through fluorescence, that is propagated through the radiation detector. A radiation detector can also include an outer layer partially surrounding the scintillator layer and light-guide layer. The index of refraction of the light-guide layer can be greater than the index of refraction of adjacent layers.

Research Organization:
Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC52-06NA25396
Assignee:
Los Alamos National Security, LLC
Patent Number(s):
9,702,984
Application Number:
15/171,973
OSTI ID:
1369069
Resource Relation:
Patent File Date: 2016 Jun 02
Country of Publication:
United States
Language:
English

References (5)

Radiation detection device patent October 2001
Neutron and Gamma Sensitive Fiber Scintillators patent-application November 2015
Distributed sensing of fusion neutrons by plastic scintillating fibers journal March 1997
Distributed Radiation Sensor with Flexible Light Guide filled with Liquid Organic Scintillator conference January 2006
Trapping efficiency of fluorescent optical fibers journal February 2015