2D elemental analysis approach in focused neutron beam induced prompt gamma-ray analysis at JAEA

2008 ◽  
Vol 278 (3) ◽  
pp. 647-651 ◽  
Author(s):  
M. Segawa ◽  
H. Matsue ◽  
Y. Sekiya ◽  
S. Yamada ◽  
T. Shinohara ◽  
...  
2016 ◽  
Vol 309 (1) ◽  
pp. 65-69 ◽  
Author(s):  
K. Ninomiya ◽  
M. Inagaki ◽  
M. K. Kubo ◽  
T. Nagatomo ◽  
W. Higemoto ◽  
...  

1999 ◽  
Vol 591 ◽  
Author(s):  
Rick L. Paul ◽  
H. Heather Chen-Mayer ◽  
Richard M. Lindstrom ◽  
Menno Blaauw

ABSTRACTA combination of cold neutron prompt gamma-ray activation analysis (PGAA) and neutron incoherent scattering (NIS) has been used for nondestructive characterization of hydrogen as a function of position in slabs of wet concrete of different compositions. Hydrogen was determined by PGAA by scanning each sample across a 5 mm diameter neutron beam in 10 mm increments, and measuring the 2223 keV prompt gamma ray. NIS measurements were performed by scanning the sample across a 5 mm diameter neutron beam at 5 mm increments and detecting scattered neutrons. The measurements demonstrate the feasibility of the techniques for 2D compositional mapping of hydrogen and other elements in materials, and indicate the potential of these methods for monitoring the uniformity of drying concrete.


RADIOISOTOPES ◽  
1994 ◽  
Vol 43 (11) ◽  
pp. 727-728 ◽  
Author(s):  
CHUSHIRO YONEZAWA

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