Nuclear weapons: Difference between revisions

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* 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: