Video: Dab tsi yog thallium siv rau niaj hnub no?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Thallium siv niaj hnub no feem ntau suav nrog kev tsim cov khoom siv hluav taws xob, fiber ntau optics, lub koob yees duab lo ntsiab muag, keyboards, thiab kaw. Thallium hlau yog siv tshwj xeeb tshaj yog los ntawm semiconductor, fiber ntau optic, thiab iav lens industries.
Tsis tas li ntawd, thallium cuam tshuam rau tib neeg lub cev li cas?
Thallium ua tau cuam tshuam koj lub paj hlwb, lub ntsws, lub plawv, lub siab, thiab lub raum yog noj ntau los yog qaug cawv rau lub sijhawm luv luv. Raws li nyob rau hauv tib neeg , tsiaj kev tshawb fawb qhia tau hais tias raug ntau npaum li cas thalium rau lub sijhawm luv luv tuaj yeem ua rau lub paj hlwb thiab lub siab puas tsuaj thiab tuaj yeem ua rau tuag taus.
Puas yog thallium siv hauv xov tooj ntawm tes? Cov siv ntawm thalium raug txwv raws li nws yog ib qho tshuaj lom. Feem ntau thalium yog siv los ntawm kev lag luam electronics hauv photoelectric cells. Thallium oxide yog siv los tsim cov iav tshwj xeeb nrog qhov ntsuas siab ntawm refraction, thiab kuj muaj cov iav melting tsawg uas ua kua dej ntawm li 125K.
Ib sab saum toj, dab tsi yog thallium siv rau hauv tshuaj?
Kwv yees li 70% ntawm thalium ntau lawm yog siv hauv electronics nrog cov seem siv nyob rau hauv kws tshuaj, optics, infrared detectors, thiab nuclear tshuaj kho mob . Thallium yog keeb kwm siv raws li cov tshuaj lom nas thiab tshuaj tua kab, txawm li cas los xij vim nws cov tshuaj tsis raug xaiv, nws tau raug txo los yog tshem tawm hauv ntau lub tebchaws.
Puas yog thallium pom nyob rau hauv qhov xwm txheej?
Thallium yog cov khoom siv tshuaj nrog lub cim Tl thiab atomic tooj 81. Nws yog grey tom qab hloov pauv hlau uas tsis yog pom dawb hauv xwm . Thaum cais, thalium zoo li tin, tab sis discolors thaum raug huab cua.
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