Matches in DBpedia 2015-10 for { <http://dbpedia.org/resource/Modulated_neutron_initiator> ?p ?o }
- Modulated_neutron_initiator abstract "A modulated neutron initiator is a neutron source capable of producing a burst of neutrons on activation. It is a crucial part of some nuclear weapons, as its role is to "kick-start" the chain reaction at the optimal moment when the configuration is prompt critical. It is also known as an internal neutron initiator. The initiator is typically placed in the center of the plutonium pit, and is activated by impact of the converging shock wave.One of the key elements in the proper operation of a nuclear weapon is initiation of the fission chain reaction at the proper time. To obtain a significant nuclear yield, sufficient neutrons must be present within the supercritical core at the right time. If the chain reaction starts too soon ("predetonation"), the result will be only a 'fizzle yield', well below the design specification, therefore low spontaneous neutron emission of the pit material is crucial. If it occurs too late, the core will have begun to expand and disassemble into a less-dense state, leading to a lowered yield (less of the core material undergoes fission) or no yield at all (the core is no longer a critical mass).For boosted fission weapons, the size of the centrally placed initiator is critical and has to be as small as possible. The use of an external neutron source allows more flexibility, such as variable yields.".
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- Modulated_neutron_initiator wikiPageRevisionID "643746283".
- Modulated_neutron_initiator wikiPageWikiLink ABNER_(detonator).
- Modulated_neutron_initiator wikiPageWikiLink Actinium-227.
- Modulated_neutron_initiator wikiPageWikiLink Alpha_particle.
- Modulated_neutron_initiator wikiPageWikiLink Atomic_bomb.
- Modulated_neutron_initiator wikiPageWikiLink Beryllium.
- Modulated_neutron_initiator wikiPageWikiLink Bismuth.
- Modulated_neutron_initiator wikiPageWikiLink Blue_Stone_(neutron_initiator).
- Modulated_neutron_initiator wikiPageWikiLink Boosted_fission_weapon.
- Modulated_neutron_initiator wikiPageWikiLink Category:Detonators.
- Modulated_neutron_initiator wikiPageWikiLink Category:Neutron_sources.
- Modulated_neutron_initiator wikiPageWikiLink Category:Nuclear_bombs.
- Modulated_neutron_initiator wikiPageWikiLink Category:Nuclear_weapon_design.
- Modulated_neutron_initiator wikiPageWikiLink Charles_Allen_Thomas.
- Modulated_neutron_initiator wikiPageWikiLink Charles_Critchfield.
- Modulated_neutron_initiator wikiPageWikiLink Critical_mass.
- Modulated_neutron_initiator wikiPageWikiLink Dayton_Project.
- Modulated_neutron_initiator wikiPageWikiLink Decay_heat.
- Modulated_neutron_initiator wikiPageWikiLink Deuterium.
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- Modulated_neutron_initiator wikiPageWikiLink Effects_of_nuclear_explosions.
- Modulated_neutron_initiator wikiPageWikiLink Fat_Man.
- Modulated_neutron_initiator wikiPageWikiLink Fizzle_(nuclear_test).
- Modulated_neutron_initiator wikiPageWikiLink Gauze.
- Modulated_neutron_initiator wikiPageWikiLink Gold_plating.
- Modulated_neutron_initiator wikiPageWikiLink Half-life.
- Modulated_neutron_initiator wikiPageWikiLink Isotopes_of_actinium.
- Modulated_neutron_initiator wikiPageWikiLink Isotopes_of_polonium.
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- Modulated_neutron_initiator wikiPageWikiLink Los_Alamos_National_Laboratory.
- Modulated_neutron_initiator wikiPageWikiLink Lotus_Flower.
- Modulated_neutron_initiator wikiPageWikiLink Manhattan_Project.
- Modulated_neutron_initiator wikiPageWikiLink Miamisburg,_Ohio.
- Modulated_neutron_initiator wikiPageWikiLink Mound_Laboratories.
- Modulated_neutron_initiator wikiPageWikiLink Munroe_effect.
- Modulated_neutron_initiator wikiPageWikiLink Nelumbo_nucifera.
- Modulated_neutron_initiator wikiPageWikiLink Neutron.
- Modulated_neutron_initiator wikiPageWikiLink Neutron_generator.
- Modulated_neutron_initiator wikiPageWikiLink Neutron_source.
- Modulated_neutron_initiator wikiPageWikiLink Nickel.
- Modulated_neutron_initiator wikiPageWikiLink Nuclear_chain_reaction.
- Modulated_neutron_initiator wikiPageWikiLink Nuclear_detonation.
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- Modulated_neutron_initiator wikiPageWikiLink Nuclear_weapons_testing.
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- Modulated_neutron_initiator wikiPageWikiLink Operation_Tumbler-Snapper.
- Modulated_neutron_initiator wikiPageWikiLink Operation_Tumbler–Snapper.
- Modulated_neutron_initiator wikiPageWikiLink Pit_(nuclear_weapon).
- Modulated_neutron_initiator wikiPageWikiLink Platinum.
- Modulated_neutron_initiator wikiPageWikiLink Plutonium.
- Modulated_neutron_initiator wikiPageWikiLink Plutonium_pit.
- Modulated_neutron_initiator wikiPageWikiLink Polonium.
- Modulated_neutron_initiator wikiPageWikiLink Polonium-208.
- Modulated_neutron_initiator wikiPageWikiLink Polonium-210.
- Modulated_neutron_initiator wikiPageWikiLink Prompt_critical.
- Modulated_neutron_initiator wikiPageWikiLink Prompt_criticality.
- Modulated_neutron_initiator wikiPageWikiLink Shaped_charge.
- Modulated_neutron_initiator wikiPageWikiLink Shock_wave.
- Modulated_neutron_initiator wikiPageWikiLink Smiling_Buddha.
- Modulated_neutron_initiator wikiPageWikiLink Tantalum.
- Modulated_neutron_initiator wikiPageWikiLink The_Gadget.
- Modulated_neutron_initiator wikiPageWikiLink Trinity_(nuclear_test).
- Modulated_neutron_initiator wikiPageWikiLink Tritium.
- Modulated_neutron_initiator wikiPageWikiLink Uranium_deuteride.
- Modulated_neutron_initiator wikiPageWikiLink Uranium_hydride.
- Modulated_neutron_initiator wikiPageWikiLink Variable_yield.
- Modulated_neutron_initiator wikiPageWikiLinkText ""Urchin" neutron initiator".
- Modulated_neutron_initiator wikiPageWikiLinkText ""urchin"".
- Modulated_neutron_initiator wikiPageWikiLinkText "''urchin'' neutron initiator".
- Modulated_neutron_initiator wikiPageWikiLinkText "ENS (external neutron source) initiator".
- Modulated_neutron_initiator wikiPageWikiLinkText "Modulated neutron initiator".
- Modulated_neutron_initiator wikiPageWikiLinkText "Modulated neutron initiator#TOM initiator".
- Modulated_neutron_initiator wikiPageWikiLinkText "TOM polonium/beryllium internal initiator".
- Modulated_neutron_initiator wikiPageWikiLinkText "Urchin".
- Modulated_neutron_initiator wikiPageWikiLinkText "initiator".
- Modulated_neutron_initiator wikiPageWikiLinkText "initiators (urchin)".
- Modulated_neutron_initiator wikiPageWikiLinkText "initiators".
- Modulated_neutron_initiator wikiPageWikiLinkText "internal initiator".
- Modulated_neutron_initiator wikiPageWikiLinkText "internal neutron initiator".
- Modulated_neutron_initiator wikiPageWikiLinkText "modulated neutron initiator".
- Modulated_neutron_initiator wikiPageWikiLinkText "neutron initiators".
- Modulated_neutron_initiator wikiPageWikiLinkText "neutron trigger".
- Modulated_neutron_initiator wikiPageWikiLinkText "urchin".
- Modulated_neutron_initiator hasPhotoCollection Modulated_neutron_initiator.
- Modulated_neutron_initiator wikiPageUsesTemplate Template:Citation_needed.
- Modulated_neutron_initiator wikiPageUsesTemplate Template:Reflist.
- Modulated_neutron_initiator subject Category:Detonators.
- Modulated_neutron_initiator subject Category:Neutron_sources.
- Modulated_neutron_initiator subject Category:Nuclear_bombs.
- Modulated_neutron_initiator subject Category:Nuclear_weapon_design.
- Modulated_neutron_initiator hypernym Source.
- Modulated_neutron_initiator type Article.