Ipuleti lomthofuuyingxenye eyinhloko yomthofu, umthofu uyinsimbi esindayo ebaluleke kakhulu, unezici eziningi, okubaluleke kakhulu ukuthi ukuminyana kwawo kukhulu, ukuqina kanye nemisebenzi ehlukahlukene yokulwa nokugqwala kanye ne-anti-wear iphakeme kakhulu. Ngobuningi obukhulu kanye nokuminyana, ikakhulukazi asetshenziswa ekukhiqizeni amabhethri okuhola, imboni ye-asidi kanye nemboni ye-metallurgical enepuleti lomthofu, ipayipi lomthofu njengemishini yokulungisa indwangu, imboni kagesi njengeshethi yekhebula lomthofu kanye nefuse. Ingxubevange yomthofu equkethe ithini ne-antimony isetshenziselwa uhlobo lokunyathelisa, ama-alloys amathini omthofu asetshenziselwa ukwenza ama-electrode omthofu angasetshenziswa, futhi amapuleti omthofu namapuleti ensimbi ane-lead asetshenziswa embonini yokwakha. Umthofu unokumunca kahle i-X-reyi nemisebe ye-gamma futhi usetshenziswa kabanzi njengedatha yokugcinwa kwemishini ye-X-ray nezinto zamandla e-athomu. Umthofu ushintshiwe noma uzothathelwa indawo olunye ulwazi kweminye imikhakha ngezizathu zobuthi nezomnotho. Enye yezinto ezibaluleke kakhulu isetshenziswa emkhakheni wokuvimbela imisebe. Nansi indlela ipuleti lomthofu elidlala ngayo indima ekuvimbeleni imisebe:
Ukungena kwezinhlayiyana ze-α kubuthakathaka, ucezu lwephepha lungavimba; Ipuleti lomthofu elivikelayo lingavimba ngokuphelele, ukugxila kwe-alpha evikelayo akudli, isikhumba esinamabala. Enye i-beta ray, enokungena okusesilinganisweni. Ipuleti eliholayo elivamile elivikelayo lingavimba imisebe eminingi, kodwa i-beta ray ngokuvamile ivikelwe ngothiyo lwenombolo ye-athomu ephansi, ukuze ingakhiqizi i-bremsstrahlung. Ekugcineni, i-gamma ray ikhiqizwa ngo-α kanye no-β, ngokungena okuqinile, ukushuba okuthile kwepuleti lomthofu elivikelayo lingavimba ingxenye ethile yokuqina kwe-gamma ray, amandla emisebe enogqinsi lwepuleti lomthofu elivikelayo ngokuya ngokuncishiswa komthetho we-exponential, ngokombono angeke kuvinjwe ngokuphelele. Kodwa asikho isidingo somgoqo ophelele. Eqinisweni, i-radioactivity ikhona yonke indawo, futhi kunemisebe endaweni ezungezile, inqobo nje uma igcinwa ngaphakathi kwemingcele enengqondo.
Isikhathi sokuthumela: Jul-04-2022