Title:
BETA AND GAMMA RAY DOSIMETRY WITH THIN SCINTILLATORS
Subject Terms:
BETA PARTICLESGAMMA RADIATIONRADIATION AND RADIATION PROTECTIONSCINTILLATION DETECTORS
Document Location:
DOE Public Reading Room - Hanford Battelle P.O. Box 999 MS H2-53 Richland WA 99352 (509)372-7443
Publication Date:
1954 Sep 09
Declassification Date:
1956 Oct 31
Declassification Status:
Declassified
Accession Number:
RL-1-360984
Document Number(s):
HW-33505
Originating Research Org.:
GE - HAPO
OpenNet Entry Date:
2004 Jan 09
OpenNet Modified Date:
2015 Jun 19
Description/Abstract:
RESULTS ARE REPORTED FROM AN INVESTIGATION OF PROPERTIES OF SCINTILLATION DETECTORS AS APPLIED TO THE DOSIMETRY OF B AND Y RADIATION. THIN SCINTILLATORS OF ANTHRACENE WHICH ARE TRANSPARENT TO THEIR OWN LIGHT AND REASONABLY STRONG CAN BE MADE BY A HOT PRESSING METHOD FROM ANTHRACENE FLAKES. THESE THIN SCINTILLATORS, IN THICKNESSES OF 24 MG/CM2 OR LESS, ARE SATISFACTORY FOR GENERAL DOSIMETRY WORK. THE PHOTOMULTIPLER CURRENT FOR UNIT DOSE RATE FOR THESE THIN SCINTILLATORS IS INDEPENDENT OF GAMMA RAY ENERGY ABOVE .10 MEV AND ELECTRON (B RAY OR MONOENERGETIC ELECTRONS FROM AN ACCELERATOR) ENERGY ABOVE ABOUT .5 MEV. THE RESPONSE TO OFF-AXIS B RAY SOURCES IS IN SATISFACTORY AGREEMENT WITH THAT OF AN EXTRAPOLATION CHAMBER. THE SENSITIVITY IS ADEQUATE FOR PERSONNEL PROTECTION MEASRUEMENTS