Results 1 to 10 of about 2,582,903 (100)

Pebble fabrication of super advanced tritium breeders using a solid solution of Li2+xTiO3+y with Li2ZrO3

open access: yesNuclear Materials and Energy, 2016
Lithium titanate with excess lithium (Li2+xTiO3+y) is one of the most promising candidates among advanced tritium breeders for demonstration power plant reactors because of its good tritium release characteristics.
Tsuyoshi Hoshino
doaj   +4 more sources

One‐step fabrication of Li2TiO3 ceramic pebbles using pulsed YAG laser [PDF]

open access: yesJournal of the American Ceramic Society, Volume 106, Issue 10, Page 5735-5742, October 2023., 2023
One‐step fabrication of Li2TiO3 pebble using pulsed YAG laser Abstract A large amount of Li‐containing ceramic breeder pebbles is packed in the solid breeding blanket of a nuclear fusion reactor. Several pebble fabrication technologies have been proposed in previous studies, including wet process, emulsion method, extrusion spheronization, additive ...
Keisuke Mukai
wiley   +3 more sources

Current status and future perspectives of EU ceramic breeder development [PDF]

open access: yesFusion engineering and design, 2021
Biphasic ceramic pebbles, consisting of Li4SiO4 and Li2TiO3, are being developed as the EU reference tritium breeding material for ITER and DEMO. A modified melt-based process for the pebble fabrication was established and optimised with regard to the ...
O. Leys, J. Leys, R. Knitter
semanticscholar   +2 more sources

FTIR SPECTROMETRY MEASUREMENT APPROACHES FOR STUDY OF RADIATION-INDUCED EFFECTS IN ADVANCED CERAMIC BREEDER PEBBLES

open access: yesChemistry Section and Section of Institute of Chemical Physics. Book of Abstracts
Anna Ansone   +3 more
openaire   +2 more sources

Recent studies to the impact of a ceramic breeder environment on the mechanical properties of EUROFER97 under operating conditions

open access: yesJournal of Nuclear Materials, 2022
The reduced activation ferritic-martensitic steel EUROFER is a prime candidate for fusion structural applications. In the advanced helium-cooled pebble bed blanket concept of DEMO, this steel is in direct contact with Li-ceramics pebbles and experiences ...
E. Gaisina   +5 more
semanticscholar   +1 more source

Fusion Materials Development at Forschungszentrum Jülich

open access: yesAdvanced Engineering Materials, Volume 22, Issue 6, June 2020., 2020
In fusion material research, the focus has been twofold‐plasma facing and structural materials allowing to withstand the extreme conditions such as neutron bombardment and high heat fluxes. In this contribution, the background for the choice of tungsten as first wall material is given and the advanced materials developed at Forschungszentrum Jülich ...
Jan Willem Coenen
wiley   +1 more source

Compilation of Existing Neutron Screen Technology

open access: yesScience and Technology of Nuclear Installations, Volume 2014, Issue 1, 2014., 2014
The presence of fast neutron spectra in new reactors is expected to induce a strong impact on the contained materials, including structural materials, nuclear fuels, neutron reflecting materials, and tritium breeding materials. Therefore, introduction of these reactors into operation will require extensive testing of their components, which must be ...
N. Chrysanthopoulou   +4 more
wiley   +1 more source

Radioactive Iodine and Krypton Control for Nuclear Fuel Reprocessing Facilities

open access: yesScience and Technology of Nuclear Installations, Volume 2013, Issue 1, 2013., 2013
The removal of volatile radionuclides generated during used nuclear fuel reprocessing in the US is almost certain to be necessary for the licensing of a reprocessing facility in the US. Various control technologies have been developed, tested, or used over the past 50 years for control of volatile radionuclide emissions from used fuel reprocessing ...
Nick R. Soelberg   +7 more
wiley   +1 more source

Decay Heat Removal in GEN IV Gas‐Cooled Fast Reactors

open access: yesScience and Technology of Nuclear Installations, Volume 2009, Issue 1, 2009., 2009
The safety goal of the current designs of advanced high‐temperature thermal gas‐cooled reactors (HTRs) is that no core meltdown would occur in a depressurization event with a combination of concurrent safety system failures. This study focused on the analysis of passive decay heat removal (DHR) in a GEN IV direct‐cycle gas‐cooled fast reactor (GFR ...
Lap-Yan Cheng   +2 more
wiley   +1 more source

Gas‐Cooled Fast Reactor: A Historical Overview and Future Outlook

open access: yesScience and Technology of Nuclear Installations, Volume 2009, Issue 1, 2009., 2009
A review is given of developments in the area of Gas‐Cooled Fast Reactors (GCFR) in the period from roughly 1960 until 1980. During that period, the GCFR concept was expected to increase the breeding gain, the thermal efficiency of a nuclear power plant, and alleviate some of the problems associated with liquid metal coolants.
W. F. G. van Rooijen, Guglielmo Lomonaco
wiley   +1 more source

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