Results 21 to 30 of about 1,217,454 (279)

Content and Behavior of Radiocesium in Undisturbed Bulgarian Soils [PDF]

open access: yesBulgarian Journal of Soil Science, 2016
Results of the radiological monitoring of radiocesium content in soils from different regions of the country are presented and discussed in this work. Plain, hilly and mountain areas covering two thirds of the country are included in the study.
Ivanka Yordanova   +2 more
doaj   +1 more source

Determination of Radionuclide Concentrations in Tea Samples Cultivated in Guilan Province, Iran [PDF]

open access: yesIranian Journal of Medical Physics, 2016
Introduction Foodstuffs are known to contain natural and artificial radionuclides. Determination of radionuclide concentration is of great significance for the protection of human health.
Zahra Poursharif   +5 more
doaj   +1 more source

Isotopic patterns via neutron irradiation and gamma spectrometry of environmental samples

open access: yesChemical Physics Impact, 2022
This work is meant to evidence the possibility of studying isotopic patterns of various environmental samples by means of gamma-ray spectrometry following neutron irradiation with a small intensity source.
A. Olacel   +4 more
doaj   +1 more source

Assessing radiation hazards associated with natural radioactivity in building materials in Ho Chi Minh City, Vietnam [PDF]

open access: yesNuclear Technology and Radiation Protection, 2023
This study is aimed at assessing radiation hazards associated with natural radioactivity in common building materials used in Ho Chi Minh City, Vietnam.
Vuong Le Quang   +8 more
doaj   +1 more source

Recovery and reanalysis of archived airborne gamma spectrometry data from the 1991 Dounreay survey [PDF]

open access: yes, 2012
Archived Airborne Gamma Spectrometry (AGS) data from the 1991 NIREX characterisations of Caithness have been recovered. The separate gamma spectrometry and positional data streams for approximately 120000 measurements have been combined into a single ...
Cresswell, A., A.J. Cresswell
core   +1 more source

Quantification of uranium-238 in environmental samples using gamma-ray spectrometry

open access: yesEPJ Web of Conferences, 2012
A large number of environmental samples are routinely measured world-wide using gamma-ray spectrometry some of its assets being easy sample preparation and comprehensive data for many radionu-clides in one analysis.
Yeltepe E.   +4 more
doaj   +1 more source

Optimization of the gamma-ray spectrometry counting time based on uncertainties of radionuclides concentration in samples

open access: yesBrazilian Journal of Radiation Sciences, 2020
This paper aims to propose an easy and fast method of optimization of the gamma-ray spectrometry counting time in determining natural radionuclides (Pb-210, Pb-212, Pb-214, Bi-212, Bi-214 and Ac-228) in order to minimize uncertainties in the ...
Marcelo Bessa Nisti   +4 more
doaj   +1 more source

Gamma Spectrometry in the Presence of Fast Neutrons

open access: yesFrontiers in Biomedical Technologies, 2019
Purpose: In some gamma spectroscopy experiments, neutrons may also be present, so depending on experimental conditions, Gamma spectroscopy can be influenced by the presence of neutrons.
Iran Hassanzadeh   +3 more
doaj   +1 more source

Determination of Natural Radionuclides (Ra-226, Po-210, Ra-228 and K-40) and Cs-137 in Fish Consumed in the City of São Paulo

open access: yesBrazilian Journal of Radiation Sciences, 2022
The aim of the study was to determine the activity concentration of the natural radionuclides (226Ra, 210Po, 228Ra and 40K) and artificial radionuclide 137Cs in the muscle of the marine fish species most consumed in the city of São Paulo and to evaluate ...
Andressa Nery   +3 more
doaj   +1 more source

Fission studies by prompt gamma-ray spectrometry

open access: yesEPJ Web of Conferences, 2015
The feasibility of retrieving accurate fission observables with a Ge-detector array around a fissile target placed in a cold neutron beam was tested. In three measurement campaigns performed at ILL with the EXILL setup, 235U and 241Pu targets were placed
Materna T.   +15 more
doaj   +1 more source

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