Xyoo 1901, Eugene Antole Demarcay nrhiav tau lub caij tshiab los ntawm "Samarium" thiab npe nwsHuab cuaCov. Nov yog zaum muaj npe tom qab lub sij hawm Europe.
Feem ntau ntawm cov Europium oxide yog siv rau fluorescent hmoov. EU3 + yog siv los ua tus activator rau cov phosphors liab, thiab EU2 + yog siv rau cov phosphors xiav. Tam sim no, Y2O2S: EU3 + yog qhov zoo tshaj fluorescent hmoov rau luminescence efficiency, txheej ruaj khov, thiab rov qab nqi.
Ib qho ntxiv, kev txhim kho hauv cov thev naus laus zis xws li txhim kho luminous efficiency thiab sib piv tau siv dav siv.
Nyob rau hauv xyoo tas los, cov kuab xo xide tseem tau siv los ua kev txhawb nqa thosphor rau n-ray kev kho mob kho mob xoo kho mob tshiab.Europium oxidekuj tseem siv tau los tsim cov iav lo ntsiab muag
Thiab lim dej kho qhov muag siv, siv tau hauv cov khoom sib nqus cia, tuaj yeem siv rau hauv cov ntaub ntawv tswj, ntaub ntawv pov thawj cov ntaub ntawv, thiab cov qauv txheej txheem ntawm atomic reactors.
Lub sijhawm Post: Apr 2013 27-2023