Kalmar excimer tana nufin yanayin atomic na ɗan lokaci wanda atoms masu ƙarfi da yawa ke samar da nau'ikan kwayoyin halitta na ɗan gajeren lokaci, kodimers, idan aka yi amfani da na'urar lantarki. Ana kiran waɗannan nau'i-nau'imasu saurin fushi masu sauriYayin da hasken rana mai motsawa ke komawa ga yanayinsu na asali, ragowar kuzarin yana fitowa a matsayin photon na ultraviolet C (UVC).
A cikin shekarun 1960, an sake yin wani sabon salo na portmanteau,mai cirewa, ya fito daga al'ummar kimiyya kuma ya zama kalmar da aka yarda da ita don bayyana masu sha'awar dimers masu farin ciki.
Ta hanyar ma'anar, kalmar excimer tana nufin kawaihaɗin homodimerictsakanin ƙwayoyin halitta iri ɗaya. Misali, a cikin fitilar excimer ta xenon (Xe), ƙwayoyin Xe masu ƙarfi suna samar da dimers mai hazaka na Xe2. Waɗannan dimers suna haifar da sakin photons na UV a tsawon tsayin 172 nm, wanda ake amfani da shi sosai a masana'antu don dalilai na kunna saman.
A cikin yanayin hadaddun abubuwan da suka faru masu ban sha'awa da aka kafa naheterodimeric(nau'i biyu daban-daban) na tsarin halitta, kalmar hukuma ta kwayoyin halittar da ta samo asali ita ceexciplexAna son amfani da ƙwayoyin Krypton-chloride (KrCl) wajen fitar da hasken ultraviolet mai tsawon nm 222. An san tsawon tsawon nm 222 saboda kyawun ƙarfinsa na hana ƙwayoyin cuta.
Gabaɗaya an yarda cewa kalmar excimer za a iya amfani da ita wajen bayyana samuwar excimer da kuma radiation na exciplex, kuma hakan ya haifar da kalmarexcilamplokacin da ake magana game da masu fitar da excimer bisa fitarwa.
Lokacin Saƙo: Satumba-24-2024
