Kufunyenwe i-uranium enemitha engaphezulu emantla ntshona eMeditera

IMeditera

Ku kufundwa ikholamu yamanzi Kwiziko le-Accelerator likaZwelonke (i-CNA), isixa se-uranium-236 siye safumanisa ukuba sidlula nge-2,5 yeminye imimandla efanayo kububanzi obufanayo.

Olu phando lupapashwe kwiphephancwadi Inzululwazi yeNdalo iphela kwaye ihlalutye amanqanaba ale isotope enemitha kwisikhululo se-DYFAMED yolwandle esiseLigurian Sea, ingingqi yoLwandle lweMeditera ebekwe phakathi kwe-Italiya Riviera kunye nesiqithi saseCorsica.

Isifundo sizama ukufumana ifayile ye- Imithombo yengingqi nengingqi ye-uranium-236 ezichaphazele amanzi kunye neentsika zommandla, kunye neenkqubo zendalo ezinokuthi zichaphazeleke kwimeko eyaziwa njenge-fallout yehlabathi, ezo zinemitha ye-radio ekhutshwe zii-aerosols ngexesha lovavanyo lwenyukliya phakathi kwe-40 kunye ne-80s.

Sijongene ne-isotope enemitha ene-apIsiqingatha-sexesha lobomi leminyaka engama-23,4 yezigidi zeminyaka kwaye iyi-radioisotope eyenziweyo, engafumanekiyo ngokwendalo eMhlabeni kwaye yenziwe ngokudibana kwezixhobo zenyukliya. Oku kufunyanwa ngesiqhelo kwizinto ezikhutshwayo ezivela kwizixhobo zenyukliya, nokuba ngengozi okanye ilawulwa.

Olu phononongo lolokuqala ukubonisa idatha ye-uranium-236 kuLwandle lweMeditera kunye neyokuqala efunyenwe ngenkqubo ye-CNA 1 MV AMS. Oko kugqitywa luphando ekugqibeleni kukuba kuloo ndawo kukho imithombo eyongezelelweyo yesotope kwaye phakathi kwabo, ukukhutshwa okulawulwayo okuvela kwisityalo sokuhlaziya amafutha enyukliya eMarcoule eFrance kungangunobangela; ingozi yaseChernobyl; okanye kwimisebenzi evela kwizityalo zenyukliya ezikummandla weMeditera.

Ngapha koko bafuna ezinye izifundo ukufumanisa imvelaphi ye-uranium-236 engaphezulu.


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