Umthetho, LezeMpilo noKhuseleko
Ibhomu leCobalt njengezixhobo zokubhubhisa.
Ibhokhwe ye-cobalt yindlela yokuguqulwa kwezixhobo zokutshabalalisa ngokubanzi, okukhokelela kumadireji aphezulu okuchithwa kwee-radioactive kunye nokungcola kwendawo kunye ne-small explosion force. I-Cobalt ibhomu ibhekisela kwizixhobo ezihamba nge-radiological, apho i -radiation ionizing inobungozi . Ngethuba elifanayo, ngenxa yobuthathaka obuthathaka bokuqhushulwa, phantse zonke izibonelelo, izakhiwo, izakhiwo nezakhiwo zihlala zihambelana.
Ibhokhwe ye-cobalt yintsikliya yenyukliya, igobolondo engenziwanga kwi-uranium-238, kodwa ukusuka kwi-cobalt-59. Ngethuba lokutshatyalaliswa, igobolondo ixiliswe nge-neutron flux enamandla, ekhokelela ekutshintsheni kwe-cobalt-59 kwi-cobalt-60 isotopu. Ubomi obunemizuzu engaphezulu kweminyaka emi-5. Njengomphumo wokubola kwe-beta yale nuclelide, iifenethi ezingama-60 kwimeko esebenzayo, emva kwexesha elidlulayo eliya phambili.
Umsebenzi we-cobalt-60 ubunzima begram iyalinganiselwa kwi-1130 Il. Ukuchaphazela ngokupheleleyo umhlaba wonke ngomhlaba nge-radiation kwinqanaba legramu / khilomitha ye-cobalt-60, malunga neetoni ezi-510 ezifunekayo. Ngokuqhelekileyo, ukuqhuma kwebhobho leyo kunokuchaphazela umhlaba malunga neminyaka engama-50. Amagama anjalo adala ashiya ithuba elincinane labantu ukuba basinde kwiintsholongwane nakwiiblue bunkers.
Kukholelwa ukuba ibhokhwe ye-cobalt ayizange idale, ngoko ayikho kwi-arsenal yeliphi na ilizwe. Isixa esincinane sale nqaku sisetyenzisiweyo kwiimvavanyo zezixhobo zenyukliya zaseBrithani kuma-markchemic markers.
Indlela ebhetele kakhulu yokusebenzisa ibhobho ye-cobalt kukuyikhupha phezulu, mhlawumbi kude nommandla weentshaba, kuxhomekeka kwiimeko zemozulu. Kule meko, injongo kukuwa kwe-radioactive phezu kwintsimi yintshaba, eyona nto ingakwazi ukutshabalalisa bonke ubomi kuyo.
Ingcamango yale bhobho yenzelwe ngu-Leo Sylard we-physicist, owenza ukuba i-arsenal yamabhomu e-cobalt inokutshabalalisa bonke abantu behlabathi. I-Cobalt yonyulwa ngenxa yokuba i-activation ye-neutron inikezela ukungcola kwe-radioactive eqinile. Kungenzeka ukusebenzisa ezinye izakhi ezenza i-isotopes kunye ne-half half-life when it creates such a weapon, kodwa umsebenzi wabo awunelanga. Kukho ama-isotopshane amafutshane afana ne-cobalt-60, efana ne-sodium-24, i-zinc-65 kunye negolide-198, kodwa ngenxa yokubola kwayo ngokukhawuleza, inxalenye yoluntu iyakwazi ukusinda ukuhlambuluka kwendawo kwimibhobho.
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