Raws li peb txhua tus paub, ultraviolet lub teeb-emitting diodes yog semiconductors uas emit lub teeb ntawm ib lub wavelength tshwj xeeb thaum lub teeb dhau los ntawm lawv. LEDs yog lub npe hu ua cov khoom siv hauv lub xeev. Feem ntau cov tuam txhab tsim UV-raws li LED chips rau kev lag luam,
cov cuab yeej kho mob
, sterilization thiab tshuaj tua kab mob, cov ntaub ntawv pov thawj cov cuab yeej, thiab lwm yam. Nws yog vim lawv cov substrate thiab active khoom. Nws ua rau LEDs pob tshab, muaj nyob rau ntawm tus nqi qis, kho qhov hluav taws xob, thiab txo lub teeb tso zis hluav taws xob kom zoo rau kev siv.