Qhov twg yttrium tau txais nws lub npe?
Qhov twg yttrium tau txais nws lub npe?

Video: Qhov twg yttrium tau txais nws lub npe?

Video: Qhov twg yttrium tau txais nws lub npe?
Video: Nkauj tawm tshiab _QHov twg los tau _ by Xim vaj & Xeeb vwj & xis nus vaj _ (2020 - 2021 ) 2024, Kaum ib hlis
Anonim

Gadolin cais cov yttrium nyob rau hauv cov mineral, uas yog tom qab ntawd hu ua gadolinite hauv nws hwm. Yttrium yog npe Ytterby.

Tib neeg kuj nug, yttrium nyob qhov twg?

Yttrium muaj nyob rau hauv yuav luag tag nrho cov minerals uas tsis tshua muaj hauv ntiaj teb. Nws yog tau los ntawm mining cov minerals bastnasite, fergusonite, monazite, samarskite thiab xenotime, uas yog mined nyob rau hauv lub tebchaws United States, Tuam Tshoj, Australia, India thiab Brazil.

Ib yam li ntawd, yttrium yog tsim los ntawm dab tsi? Lawv feem ntau muaj barium, tooj liab, lanthanum, yttrium , thiab oxygen. Lawv feem ntau muaj lwm cov ntsiab lus. Tab sis lawv tsis yog cov sib txuas yooj yim, xws li tooj liab oxide (CuO) lossis yttrium oxide (Y203).

Ib yam li ntawd ib tug yuav nug, leej twg yog yttrium nrhiav tau los ntawm?

Johan Gadolin

Puas yog tib neeg lub cev siv yttrium?

Yttrium oxysulfide siv dav siv los tsim cov phosphor liab rau cov laus-style xim TV raj. Lub radioactive isotope yttrium -90 muaj kev kho mob siv . Nws tuaj yeem siv los kho qee yam mob qog noj ntshav, xws li mob qog noj ntshav siab. Yttrium tsis paub txog lub luag haujlwm lom neeg.

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