Results 11 to 20 of about 278 (148)

Power Distribution and Possible Influence on Fuel Failure in WWER-1000

open access: yesScience and Technology of Nuclear Installations, 2008
The work is focused on the influence of investigation of some core heterogeneities and construction materials on the space power (fission rate) distribution in WWER-1000-type cores, especially from viewpoint of the values and gradient occurrence that ...
Ján Mikuš
doaj   +2 more sources

New Methods for Evaluation of Spent Fuel Condition during Long-Term Storage in Slovakia

open access: yesScience and Technology of Nuclear Installations, 2009
Experiences with an advanced spent nuclear fuel management in Slovakia are presented in this paper. The evaluation and monitoring procedures are based on practices at the Slovak wet interim spent fuel storage facility in NPP Jaslovské Bohunice.
M. Mikloš, V. Kršjak
doaj   +2 more sources

Right‐wing populism against diploma democracy. The evolution of parliamentary elites in Austria, Italy, and Switzerland

open access: yesSwiss Political Science Review, Volume 29, Issue 2, Page 181-201, June 2023., 2023
Abstract Are the sociological profiles of radical right‐wing populist parties' (RRPPs) representatives really unlike those of their counterparts in mainstream parties? Once RRPPs occupy positions of legislative power for an extended period, do their MPs' profiles increasingly converge with those of more mainstream parties?
Oscar Mazzoleni   +2 more
wiley   +1 more source

Dem Kernbrennstoff auf der Spur

open access: yesPhysik in unserer Zeit, Volume 54, Issue 1, Page 24-29, January 2023., 2023
Radioaktive Kontaminationen in der Umwelt lösen in der Bevölkerung oft Angst und Verunsicherung aus. Umso wichtiger ist es, ihren Ursprung schnell und präzise zu finden. Kommt es zur Freisetzung von Kernbrennstoff, bietet eine neue Messmethode die Möglichkeit, Reaktor‐ und Brennstofftyp anhand von kleinsten Fragmenten mit nur 10 µm Durchmesser zu ...
Manuel Raiwa   +3 more
wiley   +1 more source

Austria: Political Developments and Data in 2021

open access: yesEuropean Journal of Political Research Political Data Yearbook, Volume 61, Issue 1, Page 21-36, December 2022., 2022
Abstract This entry includes data on changes in national government composition, party leadership changes and parliamentary composition in Austria in 2021, as well as election results from a subnational election. It covers the Austrian coalition government between the Austrian People's Party (ÖVP) and the Greens, led by Sebastian Kurz, in the second ...
MARCELO JENNY, SIMON HOFER
wiley   +1 more source

Feasibility of Safe Operation of WWER-440-Type Nuclear Power Plants for Up to 60–70 Years

open access: yesEnergies, 2023
Most WWER-440 reactors are operated over the planned operational lifetime of 30 years. Now, the owners/operators are preparing for the second phase of extending the operation.
Tamás János Katona   +2 more
doaj   +1 more source

On the Modelling of Thermal Aging through Neutron Irradiation and Annealing

open access: yesAdvances in Materials Science and Engineering, Volume 2018, Issue 1, 2018., 2018
A new method predicting long‐term thermal embrittlement of steel caused by P segregation is verified. The method is based on the results of impact strength or fracture toughness tests using specimens after relatively short‐term neutron irradiation followed by annealing.
Boris Margolin   +4 more
wiley   +1 more source

Gas‐Cooled Thorium Reactor with Fuel Block of the Unified Design

open access: yesAdvances in Materials Science and Engineering, Volume 2015, Issue 1, 2015., 2015
Scientific researches of new technological platform realization carried out in Russia are based on ideas of nuclear fuel breeding in closed fuel cycle and physical principles of fast neutron reactors. Innovative projects of low‐power reactor systems correspond to the new technological platform.
Igor Shamanin   +4 more
wiley   +1 more source

Comparative Study of Spectral Regulation Range of Excess Reactivity Control in Pressurized Water Reactors Using Zirconium Displacers for Uranium and Thorium Fuel Cycles

open access: yesГлобальная ядерная безопасность, 2022
The compensation for the excess reactivity in the pressurized water reactors WWER is realized with high neutron absorber materials. The traditional excess reactivity regulation methods lead to unfeasible neutron utilization and reduce the breeding ...
A. I. Elazaka   +2 more
doaj   +1 more source

A Comprehensive Survey on Particle Swarm Optimization Algorithm and Its Applications

open access: yesMathematical Problems in Engineering, Volume 2015, Issue 1, 2015., 2015
Particle swarm optimization (PSO) is a heuristic global optimization method, proposed originally by Kennedy and Eberhart in 1995. It is now one of the most commonly used optimization techniques. This survey presented a comprehensive investigation of PSO.
Yudong Zhang   +3 more
wiley   +1 more source

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