Results 21 to 30 of about 475,598 (275)

Assessment of RELAP5 model for the University of Massachusetts Lowell Research Reactor [PDF]

open access: yesNuclear Technology and Radiation Protection, 2006
RELAP5 is a system code developed at the Idaho National Environmental and Engineering Laboratory for thermal hydraulic analysis of nuclear reactors. The code RELAP5 is widely used for safety analysis studies of commercial nuclear power plants.
Bousbia-Salah Anis   +5 more
doaj   +1 more source

An ecological and methodological assessment of benthic gross primary production in northern lakes

open access: yesEcosphere, 2022
Benthic gross primary production (GPP) is often the most important part of aquatic food webs in northern lakes, which are gradually warming and receiving increased terrestrial colored dissolved organic carbon loadings due to global change.
I. C. Puts   +4 more
doaj   +1 more source

First in-core gamma spectroscopy experiments in a zero power reactor [PDF]

open access: yesEPJ Web of Conferences, 2021
Gamma rays in nuclear reactors, arising either from nuclear reactions or decay processes, significantly contribute to the heating and dose of the reactor components.
Pakari Oskari   +5 more
doaj   +1 more source

Simulation Strategy for the Evaluation of Neutronic Properties of a Canadian SCWR Fuel Channel

open access: yesScience and Technology of Nuclear Installations, 2013
The Canadian Supercritical-Water-Cooled Reactor (SCWR) is a vertical pressure tube reactor cooled with supercritical light water and moderated with heavy water. For normal operation, the local conditions of the coolant (density and temperature) and fuel (
G. Harrisson, G. Marleau
doaj   +1 more source

Using effective temperature as a measure of the thermal scattering law uncertainties to UOX fuel calculations from room temperature to 80°C

open access: yesEPJ Nuclear Sciences & Technologies, 2022
The effective temperature Teff is an important physical quantity in neutronic calculations. It can be introduced in a Free Gas Model to approximate crystal lattice effects in the Doppler broadening of the neutron cross sections. In the last decade, a few
Noguere Gilles, Xu Shuqi
doaj   +1 more source

Validation of 241Am Capture Cross Section through Integral Test Using Criticality Data of Light-water Moderated MOX Cores

open access: yes, 2015
In the development of JENDL-4.0, the thermal and resonance capture cross section of 241 Am was increased by about 8-9% to reduce the overestimation of criticality observed in the MOX-Fueled light-water-moderated cores using 241 Am-rich plutonium-fuel.The
K. Nakajima, T. Sano, Toshihiro Yamamoto
semanticscholar   +1 more source

Quantification of the Lifecycle Greenhouse Gas Emissions from Nuclear Power Generation Systems

open access: yesEnergies, 2016
This paper statistically quantifies the lifecycle greenhouse gas (GHG) emissions from six distinct reactor-based (boiling water reactor (BWR), pressurized water reactor (PWR), light water reactor (LWR), heavy-water-moderated reactor (HWR), gas-cooled ...
Akhil Kadiyala   +2 more
doaj   +1 more source

Restoration of the isotopic composition of reprocessed uranium hexafluoride using cascade with additional product

open access: yesNuclear Engineering and Technology, 2020
In reprocessed uranium, derived from an impoverished fuel of light-water moderated reactors, there are isotopes of 232, 234, 236U, which make its recycling remarkably difficult.
Valerii Palkin, Eugenii Maslyukov
doaj   +1 more source

Aggregation, Sedimentation and Dissolution of Cu(OH)2-Nanorods-Based Nanopesticide in Soil Solutions

open access: yesNanomaterials, 2022
Along with the development of nanotechnology, nanomaterials have been gradually applied to agriculture in recent years, such as Cu(OH)2-nanorods-based nanopesticide, an antibacterial agrochemical with a high efficacy.
Zhenlan Xu   +3 more
doaj   +1 more source

Shim control of heavy-water moderated power reactors by removal of light-water poison

open access: yes, 1964
Sayles, Charles White, "Shim control of heavy-water moderated power reactors by removal of light-water poison " (1964). Retrospective Theses and Dissertations. Paper 3007. 1964 Signature was redacted for privacy.
C. Sayles
semanticscholar   +1 more source

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