9,526
edits
Nuclear weapons: Difference between revisions
From dankwiki
no edit summary
mNo edit summary |
No edit summary |
||
| Line 40: | Line 40: | ||
* Nilsson model - (two-humped) fission barrier - fission isomer | * Nilsson model - (two-humped) fission barrier - fission isomer | ||
* Madland-Nix (Los Alamos) model - Prompt neutron multiplicity distribution P(ν) - prompt fission neutron energy spectrum - TKE | * Madland-Nix (Los Alamos) model - Prompt neutron multiplicity distribution P(ν) - prompt fission neutron energy spectrum - TKE | ||
* Number of neutrons per fission ("nu-bar", <span style="text-decoration: overline">ν</span>) is a function of the fission fragments | * Number of neutrons per fission ("nu-bar", <span style="text-decoration: overline">ν</span>) is a function of the particular breakup / fission fragments | ||
** ...but can be averaged over inputs. In general, plutonium generates more neutrons than uranium, though <sup>233</sup>U's not bad. | ** ...but can be averaged over inputs. In general, plutonium generates more neutrons than uranium, though <sup>233</sup>U's not bad. | ||
** [[File:Montecarlofission.pdf]] | |||
===Reactor Physics/Fuel Cycle=== | ===Reactor Physics/Fuel Cycle=== | ||
* Natural materials available: | * Natural materials available: | ||
