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Intercomparison exercise on difficult to measure radionuclides in spent ion exchange resin
A need for method validation in radiochemical analyses of decommissioning waste is a challenging task due to lack of commercial reference materials....
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Intercomparison exercise on difficult to measure alpha radionuclides in spent ion exchange resin
In radiochemical analysis of decommissioning waste, reference materials are not commercially available and consequently intercomparison exercises are...
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Intercomparison exercise on difficult to measure radionuclides in activated concrete—statistical analysis and comparison with activation calculations
This paper reports the results obtained in a Nordic Nuclear Safety Research project during the second intercomparison exercise for the determination...
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Development of HCl-free solid-phase extraction combined with ICP-MS/MS for rapid assessment of difficult-to-measure radionuclides. Part II: Highly sensitive monitoring of 126Sn in concrete rubble
126 Sn is one of the long-lived fission products that might have been released into the environment after the Fukushima nuclear accident in Japan in...
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Radionuclides as Ocean Tracers
Radionuclides, both from natural and anthropogenic origin, are powerful ocean tracers that provide key information on fluxes, pathways and time...
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Microwave-assisted acid digestion (MAD) for the determination of radionuclides in contaminated soil
In this study, we developed a high efficiency sample pretreatment technique using microwave-assisted acid digestion (MAD) under a mixture of HNO 3 -HCl-HF-H...
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Intercomparison exercise on difficult to measure radionuclides in activated steel: statistical analysis of radioanalytical results and activation calculations
This paper reports the results obtained during an intercomparison exercise for the determination of difficult to measure radionuclides in activated...
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Environmental assessment of natural radionuclides and trace elements around Seyitömer coal fired power plant
The goal of this study is to examine the impact of coal power plants on the distribution of natural radionuclides in the environment and its effects...
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Evaluation of AG1-x8 to separate radionuclides in an irradiated sample
Sequential separation methods are key for rapid determination of multiple radionuclides. Seven different activation and fission products were...
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Assessment of Radiation Hazard Indices Caused by Naturally Occurring Radionuclides in Granite Samples from Selected Quarry Site in Kano State, Northwest Nigeria
AbstractThe existence of naturally occurring radionuclide materials (NORMs) in the rocks may expose the ecosystem inside the building to radiation...
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Determination of 93Zr, 237Np and Th radionuclides in radioactive waste and mineral samples: extension of the method for determination of actinides
A novel method has been developed for the simultaneous determination of difficult-to-measure (DTM) nuclides 93 Zr, 237 Np, 232 Th, 230 Th and 228 Th using...
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Development of HCl-free solid-phase extraction combined with ICP-MS/MS for rapid assessment of difficult-to-measure radionuclides. Part I: Selective measurement of 93Zr and 93Mo in concrete rubble
A new HCl-free chromatographic separation procedure has been developed for sequential separation of Zr and Mo from concrete matrices for selective...
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Assessment of radiological hazard indices caused by 238U, 232Th, 226Ra and 40K radionuclides of heavy minerals on Taiwanese beach sands, stream sediments, and surrounding rocks: implications for radiometric fingerprinting of the environmental impact
This study assessed the radiological hazard indices caused by radionuclides in heavy minerals hosted in Taiwanese beaches, streams, and rocks....
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137Cs transfer from soils contaminated by resuspended particles to Japanese mustard spinach in difficult-to-return zone of Fukushima
There is a concern of recontamination to agricultural field and crops by resuspended particles derived from the radioactive contaminated areas in...
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Non-destructive measurements of natural radionuclides in building materials for radon entry rate assessment
To control the specific activity of 226 Ra in building materials of operated buildings, a non-destructive in situ method consisted in measurements of...
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Separation of Long-Lived Radionuclides on QMA Light Anion-Exchange Cartridge in Manufacture of Radiopharmaceutical Preparations Based on 18F
AbstractSorption and elution on a QMA light anion-exchange cartridge of long-lived radionuclides formed in [ 18 O]H 2 O under irradiation of a niobium...
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Preliminary development of a radiochemical separation method to determine 135Cs and 135Cs/137Cs isotopic ratio by a non-radiometric technique
The completion of the radiological inventory of a nuclear facility is hindered by some radionuclides that cannot be easily detected because of hardly...
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Radioanalysis of ultra-low level radionuclides for environmental tracer studies and decommissioning of nuclear facilities
Determination of long-lived radionuclides is critical for environmental radioactivity investigation, environmental processes studies and...
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How natural attenuation can benefit the environment: a case study of a water reservoir in Brazil
This paper investigates the occurrence of natural attenuation in sediments from a water reservoir impacted by metals and radionuclides resulting from...
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Technical and Methodological Support for Studies of Radioactive Graphite-containing Sludge in Technological Reservoirs
AbstractThe article reflects the problem of graphite-containing sludge accumulated, as deposit, in technological systems during the operation of...
