Labada UV (ultraviolet) iyo EB (electron beam) labaduba waxay isticmaalaan shucaaca elektromagnetic-ka, kaas oo ka duwan IR (infrared) kulaylka. In kasta oo UV (Ultra Violet) iyo EB (Electron Beam) ay leeyihiin hirar kala duwan, labaduba waxay kicin karaan isku-darka kiimikada ee dareemayaasha khad, tusaale ahaan, isku-xidhka sare ee molecular-ka, taasoo keenta bogsashada degdega ah.
Taas bedelkeeda, daaweynta IR waxay u shaqeysaa kululaynta khadka, iyadoo soo saarta saameyno badan:
● Uumi-baxa xaddi yar oo dareere ah ama qoyaan ah,
● Jilicsanaanta lakabka khad iyo socodka oo kordha, taasoo u oggolaanaysa nuugista iyo qallajinta,
● Oksijiinta dusha sare ee ay keento kuleylinta iyo taabashada hawada,
● Qayb ahaan kiimikada lagu nadiifiyo resins-ka iyo saliidaha molecular-ka ee kuleylka ku jira.
Tani waxay ka dhigaysaa daaweynta IR mid qallajin badan oo qayb ahaan ah, halkii ay ka ahaan lahayd hal hab oo dhammaystiran oo daaweyn ah. Khad ku salaysan dareeraha ayaa mar kale kala duwan, maadaama daaweyntoodu ay 100% ku gaarto uumi-baxa dareeraha oo ay caawiso socodka hawada.
Farqiga u dhexeeya Daaweynta UV iyo EB
Daawaynta UV-gu waxay ka duwan tahay daawaynta EB inta badan qoto dheer ee gelinta. Falaaraha UV-gu waxay leeyihiin gelinta xaddidan; tusaale ahaan, lakab khad ah oo 4-5 µm qaro weyn ah wuxuu u baahan yahay daawaynta gaabis ah oo leh iftiin UV oo tamar sare leh. Laguma daawayn karo xawaare sare, sida 12,000-15,000 oo xaashi saacaddii daabacaadda offset-ka ah. Haddii kale, dusha sare ayaa bogsan karta halka lakabka gudaha uu yahay dareere - sida ukun aan si fiican loo karin - taasoo keeni karta in dusha sare ay dib u dhalaasho oo ay dhegto.
Gelitaanka UV sidoo kale aad ayuu u kala duwan yahay iyadoo ku xiran midabka khad. Khadyada Magenta iyo Cyan si fudud ayaa loo geli karaa, laakiin khadyada Jaallaha ah iyo Madow waxay nuugaan inta badan UV-ga, khad cadna wuxuu ka tarjumayaa UV badan. Sidaa darteed, kala horreynta lakabka midabka ee daabacaadda si weyn ayay u saamaysaa bogsashada UV-ga. Haddii khadyada Madow ama Jaallaha ah oo leh nuugista UV-ga oo sareysa ay saaran yihiin, khadyada Cas ama Buluugga ah ee hoose ayaa laga yaabaa inay si ku filan u bogsadaan. Taas beddelkeeda, dhigista khadadaha Cas ama Buluugga ah ee sare iyo Jaallaha ama Madow ee hoose waxay kordhisaa suurtagalnimada bogsashada dhammaystiran. Haddii kale, lakab kasta oo midab leh wuxuu u baahan karaa bogsiin gaar ah.
Dhanka kale, daaweynta EB ma lahan farqi ku salaysan midabka waxayna leedahay marin aad u xoog badan. Waxay geli kartaa warqad, balaastig, iyo substrate-yo kale, xitaa waxay bogsiin kartaa labada dhinac ee daabacan isku mar.
Tixgelinno Gaar ah
Khad cad oo hoostooda ku jira ayaa si gaar ah ugu adag daaweynta UV-ga sababtoo ah waxay ka tarjumayaan iftiinka UV, laakiin daaweynta EB saameyn kuma yeelanayso tan. Tani waa hal faa'iido oo EB ka badan UV-ga.
Si kastaba ha ahaatee, daaweynta EB waxay u baahan tahay in dusha sare ay ku jirto jawi aan ogsijiin lahayn si loo gaaro hufnaan ku filan oo daaweyn ah. Si ka duwan UV, oo ku bogsan kara hawada, EB waa inay kordhisaa awoodda in ka badan toban laab hawada si loo gaaro natiijooyin la mid ah - hawlgal aad khatar u ah oo u baahan taxaddarro badbaado oo adag. Xalka wax ku oolka ah waa in qolka daaweynta lagu buuxiyo nitrogen si looga saaro ogsijiinta loona yareeyo faragelinta, taasoo u oggolaanaysa daaweynta waxtarka sare leh.
Xaqiiqdii, warshadaha semiconductor-ka, sawir-qaadista iyo soo-gaadhista UV-ga waxaa badanaa lagu sameeyaa qolal ay ka buuxaan nitrogen, oo aan ogsijiin lahayn sabab la mid ah.
Sidaa darteed, daaweynta EB waxay ku habboon tahay oo keliya xaashiyaha warqadaha khafiifka ah ama filimada balaastikada ah ee loogu talagalay dahaarka iyo daabacaadda. Kuma habboona mashiinnada xaashiyaha lagu shubo ee leh silsilado farsamo iyo qabsatooyin. Daaweynta UV, si ka duwan, waxaa lagu shaqeyn karaa hawada waana mid aad waxtar u leh, inkastoo daaweynta UV-ga ee aan ogsijiinta lahayn si dhif ah loogu isticmaalo daabacaadda ama dahaarka maanta.
Waqtiga boostada: Sebteembar-09-2025
