Open Access
Table 2
The 8-group DN parameters from processing of the DN decay curve generated from the 6-group DN parameters from fission of 240Pu by fast neutrons (the IPPE expansion method [6]).
| Results of estimation 8-group DN parameters by the IPPE method: Pu-240_fast: Fast Spectrum. Keepin et al. (1957) [7]. | ||||
|---|---|---|---|---|
|
|
||||
| Gr. No., i |
T(i), Half-lives, s |
a(i), Rel. Abun. |
± | 1 sigma |
| 1 | 55.6 | 0.0231 | ± | 0.0004 |
| 2 | 24.5 | 0.196 | ± | 0.003 |
| 3 | 16.3 | 0.093 | ± | 0.002 |
| 4 | 5.21 | 0.149 | ± | 0.003 |
| 5 | 2.37 | 0.321 | ± | 0.004 |
| 6 | 1.04 | 0.105 | ± | 0.003 |
| 7 | 0.424 | 0.080 | ± | 0.004 |
| 8 | 0.195 | 0.033 | ± | 0.002 |
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.