labarai

Bisa ga dokar Stokes, kayan na iya zama mai farin ciki kawai ta babban hasken makamashi kuma suna fitar da ƙananan hasken wuta.A wasu kalmomi, kayan na iya fitar da tsayin tsayi da ƙananan hasken mitar lokacin farin ciki da ɗan gajeren zango da haske mai girma.
Akasin haka, haɓakar haɓakar luminescence yana nufin abu yana jin daɗin haske tare da ƙaramin ƙarfi kuma yana fitar da haske tare da babban ƙarfi.A wasu kalmomi, kayan yana fitar da haske tare da ɗan gajeren zango da babban mita lokacin farin ciki da haske mai tsayi mai tsayi da ƙananan mita.
Har zuwa yanzu, haɓakar haɓakar luminescence ya faru a cikin mahadi waɗanda ke da ƙarancin ions na ƙasa, galibi fluoride, oxide, mahadi na sulfur, oxides fluorine, halides, da sauransu.
NaYF4 shine kayan da ake amfani da shi tare da mafi girman ƙarfin jujjuyawar haske.Misali, lokacin da NaYF4: Er, Yb, watau, ytterbium da erbium ne.biyu-doped,Er yana aiki azaman mai kunnawa da Yb a matsayin mai faɗakarwa.


Lokacin aikawa: Afrilu-21-2021