Results 61 to 70 of about 476 (172)

Helium cooled Flibe blanket [PDF]

open access: yes, 1984
The blanket design uses a pressure vessel to contain the 50 atmosphere helium gas. Helium cools the first wall and blanket internals. The internals consist of a bed of beryllium balls nominally 1 cm diameter in which neutrons are multiplied and later ...
R. Moir, Moir, R.
core   +1 more source

Yttria as a Tritium Permeation Barrier in Fusion Components

open access: yes, 2018
Poster Presentations Yttria as a Tritium Permeation Barrier in Fusion Components Ch. Linsmeier {FZ Juelich} The development of tritium permeation barriers (TPB) is crucial for a safe reactor operation.
Engels, J., Linsmeier, Ch, Houben, Anne
core  

Self-Healing Behavior of Pores in Atmosphere Plasma Sprayed Tritium Permeation Barrier Coatings

open access: yes, 2010
Decrease of pores in tritium permeation barriers is one of the most important problems to be addressed for the proper functioning of the fusion reactor.
Dan Zhang, Jifeng Gao, Jinping Suo
core   +1 more source

Effect of Steel Substrates on the Formation and Deuterium Permeation Resistance of Aluminide Coatings

open access: yes, 2019
The effect of steel substrates on the formation and deuterium permeation resistance of aluminide coatings for tritium permeation barrier applications was investigated.
Feilong Yang   +3 more
core   +1 more source

A high performance and dense Fe–Al/Al2O3 tritium permeation barrier coating prepared on 316LSS at low temperature

open access: yesNuclear Fusion
Deuterium and tritium are easy to permeate into the fusion reactor internals, and Fe–Al/Al _2 O _3 composite coating can effectively hinder the permeation behavior of hydrogen isotopes. However, the temperature in the preparation process of Fe–Al/Al _2 O
Bin Luo   +7 more
doaj   +1 more source

Deuterium permeation behavior and its iron-ion irradiation effect in yttrium oxide coating deposited by magnetron sputtering

open access: yes, 2018
Tritium permeation through structural materials is a critical issue in fusion reactors from the viewpoints of sufficient fuel balance and radiological hazard.
Mochizuki, Jumpei   +41 more
core   +1 more source

Alternative Methods of Permeation Barrier Preparation

open access: yes, 2017
Permeační bariéry jsou jednou z nejdůležitějších částí materiálového výzkumu v oblasti řízené termojaderné fúze. Jejich primárním účelem je minimalizovat unikání (permeaci) izotopů vodíku (který jinak proniká strukturními materiály velmi snadno) z ...
Veverka Jakub, Veverka, Jakub
core  

Surface oxidation effect on deuterium permeation in reduced activation ferritic/martensitic steel F82H for DEMO application

open access: yes, 2019
Fuel loss and environmental contamination by tritium permeation through structural materials are critical issuesfor the establishment of a fusion DEMO reactor.
998713   +29 more
core   +1 more source

Experimental studies of tritium barrier concepts for fusion reactors [PDF]

open access: yes, 1975
Ongoing experimental studies at ANL aimed at the development of methods to reduce tritium migration in fusion reactor systems currently include (1) work on the development of multilayered metal composites and impurity-coated refractory metals as barriers
Wierdak, C.J.   +4 more
core  

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