Open Access
Table 1
Properties assumed for fission gas production, diffusion and distribution. NA is the Avogadro number, T denotes temperature in kelvin and φ is the local fission rate density in fissions (m3s)−1. The coefficient used for the athermal part of Dl is an average of the values proposed in [50, 53].
Property/parameter | Unit | Source | ||
---|---|---|---|---|
β | = | 0.31φ∕NA | [mol/(m3s)] | [40] |
Bgb | = | 1.44 × 10−8β | [m/s] | This work |
Dl | = | 7.60 × 10−10e−35247∕T | ||
+ | [m2/s] | [49, 50, 53] | ||
+ | 1.00 × 10−39φ | |||
τg | = | 7.2 × 104 | [s] | This work |
rbi | = | 1.453 × 10−10eT∕978 | [m] | [54] |
nbi | = | 1.52 × 1027∕T − 3.3 × 1023 | [m−3] | [52, 54] |
lf | = | 6 × 10−6 | [m] | [55] |
δf | = | 1 × 10−9 | [m] | [52] |
crk | = | 1.4 × 10−4 | [(kgU)/(MWd)] | This work |
rg | = | 4.2 × 10−6 | [m] | This work |
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.