„Kritikus tömeg (fizika)” változatai közötti eltérés
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1. sor:
Egy [[hasadóanyag]] '''kritikus tömege''' az a legkisebb mennyiség, amely nukleáris
==A kritikusság magyarázata==
19. sor:
! Nuklid !! data-sort-type="number" | Felezési idő<br />(év) !! data-sort-type="number" | Kritikus tömeg<br />(kg) !! data-sort-type="number"| Átmérő<br />(cm) !! Ref
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| [[urán-233]] || 159 200 || 15 || 11 || <ref name=nti>[http://www.nti.org/e_research/cnwm/overview/technical2.asp Nuclear Weapons Design & Materials] {{Wayback|url=http://www.nti.org/e_research/cnwm/overview/technical2.asp |date=20101105035505 }}, [http://www.nti.org/ The Nuclear Threat Initiative website]. {{Wayback|url=http://www.nti.org/ |date=20110225213817
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| [[urán-235]] || 703 800 000 || 52 || 17 || <ref name=nti/>
25. sor:
| [[neptúnium-236]] || 154 000 || 7 || 8,7 || <ref name=europa>[https://web.archive.org/web/20131020100754/http://ec.europa.eu/energy/nuclear/transport/doc/irsn_sect03_146.pdf Final Report, Evaluation of nuclear criticality safety data and limits for actinides in transport], Republic of France, Institut de Radioprotection et de Sûreté Nucléaire, Département de Prévention et d'étude des Accidents.</ref>
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| [[neptúnium-237]] || 2 144 000 || 60 || 18 || <ref name=isis>Chapter 5, [http://www.isis-online.org/publications/fmct/book/New%20chapter%205.pdf Troubles tomorrow? Separated Neptunium 237 and Americium], [http://isis-online.org/books/detail/challenges-of-fissile-material-control/ Challenges of Fissile Material Control] (1999), isis-online.org</ref><ref name=lanl>http://www.lanl.gov/news/index.php?fuseaction=home.story&story_id=1348
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| [[plutónium-238]] || 87,7 || 9,04–10,07 || 9,5–9,9 || <ref name=sti>[http://sti.srs.gov/fulltext/ms9900313/ms9900313.html Updated Critical Mass Estimates for Plutonium-238], U.S. Department of Energy: Office of Scientific & Technical Information</ref>
38. sor:
| [[plutónium-242]] || 375 000 || 75–100 || 19–21 || <ref name=rmi/>
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| [[amerícium-241]] || 432,2 || 55–77 || 20–23 || <ref name=dias>http://typhoon.tokai-sc.jaea.go.jp/icnc2003/Proceeding/paper/6.5_022.pdf {{Wayback|url=http://typhoon.tokai-sc.jaea.go.jp/icnc2003/Proceeding/paper/6.5_022.pdf |date=20070710105629
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| [[amerícium-242m]] || 141 || 9–14 || 11–13 || <ref name=dias/>
44. sor:
| [[amerícium-243]] || 7370 || 180–280 || 30–35 || <ref name=dias/>
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| [[kűrium]]-243 || 29,1 || 7,34–10 || 10–11 || <ref name=jnst>Hirshi Okuno and Hirumitsu Kawasaki, [http://wwwsoc.nii.ac.jp/aesj/publication/JNST2002/No.10/39_1072-1085.pdf Technical Report, Critical and Subcritical Mass Calculations for Curium-243 to -247 ] {{Wayback|url=http://wwwsoc.nii.ac.jp/aesj/publication/JNST2002/No.10/39_1072-1085.pdf |date=20100920074032 }}, Japan National Institute of Informatics, Reprinted from ''Journal of Nuclear Science and Technology'', Vol. 39, No. 10, p.1072–1085 (October 2002)
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| [[kűrium]]-244 || 18,1 || 13,5–30 || 12,4–16 || <ref name=jnst/>
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