Ụzarị ultraviolet bụ ebili mmiri dị elu nke nwere ike dị elu, a pụghị ịmata anya gba ọtọ. Ogologo ogologo ya na-erughị 400nm, nke dị n'èzí n'akụkụ mpụta nke njedebe ultraviolet a na-ahụ anya, ya mere a na-akpọ ya ultraviolet rays. Site wavelength nso kewara UV-A (320nm 400nm), UV-B (275nm 3 2 0 n m), UV-C (2 0 nm 2 7 5 nm), UV-D (100nm 200nm) anọ Nke a band, ebe A. , B, na C, atọ a na-akpọkwa ụzarị ọkụ ultraviolet na-emebi emebi. Otu ụzọ atọ nke A, B na C nwere mmetụta disinfection ụfọdụ, ọkachasị maka mmetụta disinfection kacha mma na band C. Light quantum theory kwenyere na ìhè bụ ụdị pụrụ iche nke mmegharị ihe. Ogologo ogologo ọ bụla nke 253.7nm UV photon nwere ike 4.9EV. Ngwọta na igba ogwu nke ahịrị UV gaa na mmiri bụ nke kachasị ogologo ogologo mmịnye (254nm) nke nucleic acid (DNA). DNA nwere ike ịmịkọrọ ụzarị ọkụ ultraviolet dị elu, mee ka mgbakasị alkali dị n'akụkụ, wee mepụta pyrimidine dimer; Nucleic acid oyiri na okwu protein na-eduga na apoptosis. Ka ọ dị ugbu a, nyocha ejedebere na nyocha nke ụzarị ọkụ ultraviolet ọdịnala, yana UV-LED dị ka ụdị ọgwụgwọ ọhụrụ nwere ike ịdị iche ma ọ bụ dịtụ iche na usoro ọgwụgwọ ọdịnala. Ya mere. Maka ozi ndị ọzọ, nabata na webụsaịtị gọọmentị http://show-23-155.html
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