Results 31 to 40 of about 16,330 (259)

Determination of steel and lead bi-laminated shielding for military vehicles

open access: yesBrazilian Journal of Radiation Sciences, 2023
In the present work, the transmission factors of γ-rays are determined in bi-layered shields composed of lead and steel, through a methodology composed of three distinct parts.
Ary Machado de Azevedo   +4 more
doaj   +1 more source

Determination of backscattered neutrons/gammas from open beam port of a research reactor [PDF]

open access: yesEPJ Web of Conferences, 2020
Neutron and gamma dose rate calculations were carried out around horizontal beam tube no. 5 at the Jožef Stefan Institute (JSI) TRIGA Mark II research reactor.
Jazbec Anže   +4 more
doaj   +1 more source

THE DOUNREAY FAST REACTOR VAULT CHARACTERISATION USING THE MONTE CARLO N-PARTICLE CODE AS A TOOL TO SUPPORT DECOMMISSIONING PLANNING [PDF]

open access: yesEPJ Web of Conferences, 2021
A combined empirical and theoretical characterisation approach was taken in order to investigate the activity distribution and inventory in the Dounreay Fast Reactor (DFR) vault, so as to aid with the decommissioning and waste management strategy of the ...
Baldioli Vittoria   +3 more
doaj   +1 more source

Gamma ray exposure buildup factor and shielding features for some binary alloys using MCNP-5 simulation code

open access: yesNuclear Engineering and Technology, 2021
Gamma radiation shielding features for three series of binary alloys identified as (Pb-Sn), (Pb-Zn), and (Zn-Sn) have been investigated. The mass attenuation coefficients (μ/ρ) for the selected alloys were simulated using the MCNP-5 code in the energy ...
Y. Rammah   +5 more
semanticscholar   +1 more source

CEA-JSI Experimental Benchmark for validation of the modeling of neutron and gamma-ray detection instrumentation used in the JSI TRIGA reactor [PDF]

open access: yesEPJ Web of Conferences, 2021
Constant improvements of the computational power and methods as well as demands of accurate and reliable measurements for reactor operation and safety require a continuous upgrade of the instrumentation.
Fausser Clément   +18 more
doaj   +1 more source

COMPARISON OF WASTE DUE TO IRRADIATED STEELS IN THE ESFR AND DEMO [PDF]

open access: yesEPJ Web of Conferences, 2021
For either nuclear fusion or generation IV fission reactors to be viable as a commercial energy source the decommissioning and waste disposal solutions must be considered during the design.
Reid Jack   +4 more
doaj   +1 more source

Evaluation of Radiation Shielding Features of Co and Ni-Based Superalloys Using MCNP-5 Code: Potential Use in Nuclear Safety

open access: yesApplied Sciences, 2020
Due to their excellent heat resistance, superalloys are used predominantly in the manufacturing of engine parts and accessories for aircraft and aerospace equipment. The Monte Carlo simulation (MCNP-5) code was performed to estimate the mean track length
M. Sayyed   +6 more
semanticscholar   +1 more source

Evaluation of mass attenuation coefficient of concrete sample for different traits

open access: yesBrazilian Journal of Radiation Sciences, 2022
Concrete is widely used in the world and is the main material for civil construction. Due to its properties, it has different uses such as structural, filling and shielding. The aim of this work is to compare experimental and theoretical mass attenuation
Luan Ferreira Bastos   +7 more
doaj   +1 more source

Validation of Neutron Evaluated Data Based on The Experimental Reactivity Worth of Tungsten Target in CiADS [PDF]

open access: yesEPJ Web of Conferences, 2020
Measurement of a cylindrical tungsten target reactivity worth has been performed on the light water zero-power reactor of VENUS-II at China Institute of Atomic Energy (CIAE) in order to verify the neutron evaluated data related to the engineering design ...
Jiang Wei   +8 more
doaj   +1 more source

Localization of nuclear materials in large concrete radioactive waste packages using photofission delayed gamma rays [PDF]

open access: yesEPJ Web of Conferences, 2021
The characterization of radioactive waste packages is mandatory for their transport, interim storage and final disposal. In this framework, the Nuclear Measurement Laboratory of CEA DES IRESNE Institute, at Cadarache, France, uses a high-energy electron ...
Delarue Manon   +10 more
doaj   +1 more source

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