GuzobereSayensị

Alpha radieshon

Otu ụdị nuclear radieshon, nke na-emetụta ihe fọrọ nke nta niile ugbu a na-mara sayensị umu na ụdị nke mmiri na ebili mmiri, ahụ, bụ Alfa radieshon. The isi iyi nke a onu-eme dị ka a eke ma ọ bụ artificially kere (rata) radioactivity. The ụdị radioactivity na-initialized, wee spontaneously akpọ eke radioactivity na "òtù" - a ntọala nke ihe ejighị n'aka esịtidem nkwurịta okwu n'etiti ndị mbụ ahụ nke ntọala. Ka ihe atụ, nuclei nke ndị dị otú redioaktivu ọcha dị ka uranium ma ọ bụ radium-235 nwere ike spontaneously emit Alfa, beta na gamma ahụ. Ntem, e nwere na ụdị nke nuclear radieshon: Alfa radieshon, beta radieshon na gamma-radieshon.

Studies gosiri na Alfa ahụ na-adịchaghị njọ ka ahụ mmadụ n'ihi na ha na-enwe a zuru ezu elu na-agba, Otú ọ dị, nwere dịtụ ala penetrating ike. Nke a nwere ike ghara kwuru maka ndị ọzọ na ụdị nke ahụ - positrons, electrons, beta ahụ, nke nwere a nnọọ ukwuu ume nwere, n'ihi ya, ihe penetrating. Dị ka elu ugboro ụzarị, gamma ahụ, nwere nnukwu penetration ike na-eyi ndụ egwu.

Na nkenke, Alfa radieshon - a ụdị ionizing radieshon, nke bụ a n'amaghi ma ọ bụ na-eduzi iyi nke ghaghị ebubo ahụ na-enwe a dị elu ike ọsọ na na ọkpụrụkpụ ike nwere.

Dabere na nke ugbu a dị ụbọchị nke ihe ọmụma na ubi nke nuclear ike, isi na isi mmalite nke Alfa radieshon bụ redioaktivu isotopes of bekee nwere ndakpọ nke onwunwe n'ihi adịghị ike nke atọm agbụ na emit Alfa ahụ na usoro nke a na-ala.

Dị ka ekwuola, isi atụmatụ nke Alfa radieshon, nke iche ha si ndị ọzọ ụdị nuclear radieshon, bụ ha dịtụ ala abami ike. Nke a pụrụ isi kwuo ya na-kọwara site n'eziokwu ahụ bụ na ahụ nwere a elu na-agba, ya mere ionization ụzọ ha merie ngwa ngwa. Na-aga, "na-esonụ" Alfa ahụ bụ ike nke na-eke a ịrịba ama ọtụtụ ndị ion na-etolite, n'aka, a elu ionization njupụta.

Ọnụnọ nke a nnukwu ionization njupụta ekpebi ndu irè nke Alfa radieshon, nke bụ ihe ugboro iri karịrị hụrụ na X-ray radieshon. Ndị dị otú ahụ ihe na mmadụ na-egosipụta na eziokwu na n'ihi na elu na-agba ụzọ na ya elu nwere ike ime Burns. Ọ bụrụ na ndị Alfa-ahụ na-n'ime ahụ, eg, site n'ọnụ ma ọ bụ na-emeghe ọnyá, ha gbasaa ahụ mmadụ na-enyemaka nke ọbara. Na nke a, e nwere ihe esịtidem irradiation.

Nke a pụrụ isi kwuo ya na-enye ohere iji ihe Alfa radieshon na ọgwụgwọ nke ọrịa dị iche iche na usoro a na-akpọ Alfa ọgwụ.

Anụ ahụ na chemical ọdịdị nke onu nke Alfa radieshon bụ na ion emepụta site Itie Alfa ahụ ngwa ngwa iji ya ike nwere, mgbe nke a ion na-agbanwe ghọọ ihe kasị nkịtị helium atọm. N'ihi ya, anyị pụrụ ikwu okwu banyere ọganihu ke ndu anụ ahụ nke ahụ mmadụ radiochemical Jeremaya mere. Mmeghachi omume ndị a na-ekwe ka ojiji nke Alfa radieshon maka ọgwụ nzube, n'ihi na ọ kpụrụ na N'ezie nke isotopes - radon, thoron, nwere oge dị mkpirikpi nke ndụ ya na-enweghị ike ime ka ndị ọzọ nsogbu ka ahụ na nnabata na guzosie ike mma onunu ogwu na ndị ọzọ na anya.

Isi usoro n'oge Alfa ọgwụ na-agụnye ọrụ radon saa, ngwa nke redioaktivu Alfa-compresses metụtara ebe nke ahu, na ojiji nke radon mmiri, inhalation nke radon-ọgaranya ikuku.

Ndị a na usoro nwere nti utịp ke ụjọ na obi usoro, nwere analgesic na mgbochi mkpali utịp.

N'ịbụ ndị a maara emmepe ebe ifịk ojiji nke Alfa ọgwụ maka ọgwụ nzube bụ ntụrụndụ nke Pyatigorsk, Tskhaltubo, Brambach na n'ebe ndị ọzọ ebe e nwere eke na isi mmalite nke radon.

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