Results 51 to 60 of about 73,934 (202)

Low-level gamma-ray spectrometry [PDF]

open access: yesJournal of Physics G: Nuclear and Particle Physics, 1991
Low-level gamma-ray spectrometry generally equates to high-sensitivity gamma-ray spectrometry that can be attained by background reduction, selective signal identification, or some combination of both. Various methods for selectively identifying gamma-ray events and for reducing the background in gamma ray spectrometers are given.
openaire   +1 more source

Radon test measurements with Ce-doped yttrium aluminum oxide perovskite scintillator [PDF]

open access: yesGeofísica Internacional, 2002
Scintillation properties of a Ce-doped yttrium aluminium oxide perovskite monocrystal optically coupled to a Hamamatsu H5784 photomultiplier are analyzed with a standard bialkali photocathode for radon and radon daughters gamma-ray spectrometry. Tests in
F. de Notaristefani   +2 more
doaj  

Neutron Energy Spectrum Measurements with a Compact Liquid Scintillation Detector on EAST

open access: yes, 2013
A neutron detector based on EJ301 liquid scintillator has been employed at EAST to measure the neutron energy spectrum for D-D fusion plasma. The detector was carefully characterized in different quasi-monoenergetic neutron fields generated by a 4.5 MV ...
Chen, Jinxiang   +11 more
core   +1 more source

Exploring atmospheric radon with airborne gamma-ray spectroscopy [PDF]

open access: yes, 2017
$^{222}$Rn is a noble radioactive gas produced along the $^{238}$U decay chain, which is present in the majority of soils and rocks. As $^{222}$Rn is the most relevant source of natural background radiation, understanding its distribution in the ...
Albéri, Matteo   +6 more
core   +2 more sources

Study of Araucaria angustifolia nuts by Gamma Spectrometry and X-Ray Fluorescence

open access: yesRevista de la Sociedad Científica del Paraguay, 2019
The seed of Araucaria angustifolia is largely produced and consumed in Parana state, Brazil. It has an estimated annual consumption of approximately 0.167 kg per capita. The samples of seeds were acquired in 8 different commercial points of Londrina city
Edher Zacarías Herrera   +2 more
doaj   +1 more source

Comparison of γ-ray spectrometry and ICP-MS methods for measuring radioactive heat-producing elements of rocks: a case study on borehole samples from the Sichuan Basin, China [PDF]

open access: yes, 2017
We compared the consistency of γ-ray spectrometry and inductively coupled plasma mass spectrometry by analyzing measurement results of the radioactive heat-producing elements U, Th, and K from borehole samples.
Hu, Shengbiao   +3 more
core   +1 more source

Characterization of a Li-6 loaded liquid organic scintillator for fast neutron spectrometry and thermal neutron detection

open access: yes, 2013
The characterization of a liquid scintillator incorporating an aqueous solution of enriched lithium chloride to produce a scintillator with 0.40% Li-6 is presented, including the performance of the scintillator in terms of its optical properties and ...
Aalseth   +37 more
core   +1 more source

Report on Airborne Radiometric Survey of the Thurso Area, 15th to 17th November 2006 [PDF]

open access: yes, 2007
A survey of part of Caithness near Thurso has been conducted as a performance test for a new Airborne Gamma Spectrometry (AGS) system developed at SUERC.
Cresswell, A.J., Sanderson, D.C.W.
core  

A gamma-ray spectrometry analysis software environment

open access: yesApplied Radiation and Isotopes, 2018
At the JRC-Geel's RadioNuclide Metrology sector, a Monte Carlo code based on EGSnrc, and a general purpose calculation sheet implemented in Microsoft Excel®, have been developed to make the quantitative gamma-ray spectrometry analysis of samples simpler and more robust.
G, Lutter   +4 more
openaire   +2 more sources

Synthesis and Monte Carlo Simulation of Improved Concrete Composites for Enhanced X-Ray/Gamma Ray Radiation Shielding

open access: yesInternational Journal of Technology, 2018
Synthesis and Monte Carlo simulation of improved concrete composites as x-ray/gamma ray shielding materials were performed. Samples of shieldings were synthesized using the base materials of Portland-type cement concrete with fillers of alloy steel, Co ...
Ferhat Aziz   +2 more
doaj   +1 more source

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