Results 31 to 40 of about 15,603 (268)

The effects of isotopic separation on closed nuclear fuel cycles [PDF]

open access: yes, 2016
This paper investigates the potential benefits to the fuel cycle outcomes of removing a single isotope during separation processes. Two strategies for managing the removed isotope are considered.
Flanagan, Robert Ryan
core   +1 more source

Forecast of radionuclide migration in groundwater of the zone affected by construction drainage at the Leningrad NPP-2

open access: yesЗаписки Горного института, 2023
The distribution of natural (at the level of global background) and technogenic radionuclides in groundwater of the industrial zone in Sosnovy Bor town, where several nuclear power facilities are operating, was analyzed.
Valentina A. Erzova   +5 more
doaj   +1 more source

The activity of selected gamma radionuclides in the Tatra National Park

open access: yesE3S Web of Conferences, 2017
Cesium is naturally occurring active metal, represented by one stable isotope 133Cs, and number of artificial, unstable, isotopes. The most common artificial isotope of cesium is 137Cs, present in the environment of the Tatra Mountains due to nuclear ...
Kubica Barbara   +3 more
doaj   +1 more source

Evaluation of observed and modelled aerosol lifetimes using radioactive tracers of opportunity and an ensemble of 19 global models [PDF]

open access: yesAtmospheric Chemistry and Physics, 2016
Aerosols have important impacts on air quality and climate, but the processes affecting their removal from the atmosphere are not fully understood and are poorly constrained by observations. This makes modelled aerosol lifetimes uncertain.
N. I. Kristiansen   +33 more
doaj   +1 more source

Development of a Small-Sized, Flexible, and Insertable Fiber-Optic Radiation Sensor for Gamma-Ray Spectroscopy

open access: yesSensors, 2015
We fabricated a small-sized, flexible, and insertable fiber-optic radiation sensor (FORS) that is composed of a sensing probe, a plastic optical fiber (POF), a photomultiplier tube (PMT)-amplifier system, and a multichannel analyzer (MCA) to obtain the ...
Wook Jae Yoo   +5 more
doaj   +1 more source

Bound states of 3He at the edge of a 4He drop on a cesium surface [PDF]

open access: yes, 2003
We show that small amounts of 3He atoms, added to a 4He drop deposited on a flat cesium surface at zero temperature, populate bound states localized at the contact line. These edge states show up for drops large enough to develop well defined surface and
D. Ross   +14 more
core   +3 more sources

A facility for production and laser cooling of cesium isotopes and isomers [PDF]

open access: yesNuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 2018
11 pages; 12 ...
Giatzoglou, Alexandros   +8 more
openaire   +7 more sources

The use of stable Cs and Sr as proxies for the estimation of radionuclide soil-plant transfer factors [PDF]

open access: yesЯдерна фізика та енергетика
Transfer factors are key inputs for modelling the transport of radionuclides in the environment and for assessment of risk to humans and wildlife. However, for many combinations of soil conditions, plant species (products), and radionuclides, such ...
S. Levchuk   +3 more
doaj   +1 more source

Carbon, cesium and iodine isotopes in Japanese cedar leaves from Iwaki, Fukushima [PDF]

open access: yesJournal of Radioanalytical and Nuclear Chemistry, 2016
Japanese cedar leaves from Iwaki, Fukushima were analyzed for carbon, cesium and iodine isotopic compositions before and after the 2011 nuclear accident. The Δ14C values reflect ambient atmospheric 14C concentrations during the year the leaves were sampled/defoliated, and also previous year(s).
Xu, Sheng   +9 more
openaire   +3 more sources

Combining stable isotope ratios with elemental concentrations to improve the estimation of terrestrial carnivore diets

open access: yesGlobal Ecology and Conservation, 2023
Stable isotopes of animal tissue have been used to estimate diet for many consumer species and places, but the ability to assign contributions to all food items is limited by the number of tracers used, and the separation of the tracer data among the ...
Garth Mowat   +2 more
doaj   +1 more source

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