Cov ntaub ntawv hais txog cov tshuaj kua silicon thiab lwm cov ntaub ntawv nws yog xim hlau
Muaj ntau yam silicon hlau hmoov, tab sis kuj muaj ntau lub zog, tuaj yeem siv rau hauv qhov sib txawv, thiab ua lub luag haujlwm sib txawv hauv cov teb sib txawv. Hlau silicon hmoov yog ib qho ntawm cov khoom lag luam tseem ceeb ntawm peb lub tuam txhab, tsis tsuas yog tuaj yeem ua raws li cov kev xav tau ntawm cov neeg siv, pom zoo thiab muab cov khoom tsim nyog hlau silicon hmoov, tib lub sijhawm nrog kev nkag siab ntawm cov hlau silicon hmoov, tab sis kuj rau feem ntau ntawm cov neeg siv los teb cov lus nug, muab cov ntaub ntawv ntxiv ntsig txog hlau hmoov silicon. Txhawm rau tob tob cov ntaub ntawv ntawm silicon hlau hmoov, nws yuav tsuas yog tsom rau kev deoxidation ntawm silicon hlau hmoov hauv qhov kev lag luam pom.
Hauv kev tsim cov khoom tiav, los ntawm kev ntxiv tus nqi tsim nyog ntawm silicon hlau hmoov, nws tuaj yeem ua si lub luag haujlwm. Hlau silicon hmoov tuaj yeem hloov kho ferrosilicon, txo qis tus nqi tsim khoom thiab txhim kho qhov ua kom zoo. Lub tshuab nqus roj silicon nrog cov pa oxygen hauv cov kua slag theem lossis kua hlau thiab tso tawm ntau ntawm kev sib txuas ua kom sov, vim tias SiO2 tsim nyob rau hauv cov ntaub ntawv no muaj kev cuam tshuam ceev ceev, ntxiv dag zog rau kev sib raug zoo ntawm cov tshuaj tiv thaiv. Tus cwj pwm no tau txais txiaj ntsig zoo heev rau cov txheej txheem deoxidation. SiC muaj Si thiab C muaj qhov muaj peev xwm ua kom oxidized, thaum qhov kub yog tib yam thaum lub peev xwm ntawm ob qho tib yam li qhov qub, yog li SiC tsis yog tsuas yog rau huab cua txias cupola, tab sis kuj rau cov cua kub cupola yog ib qho zoo heev deoxidizing tus neeg sawv cev.
Qhov deoxidizing nyhuv ntawm SiC nyob rau hauv qhov cub ua kom sov, SISIC, CSIC yog txiav txim los ntawm tus nqi ntawm seem thiab nws qhov zoo, ntawm 85% thiab ntau dua 95%. Rau cupola, nws cov ntsiab lus tseem ceeb yog me me, thiab cov nyhuv deoxidization yuav tsuas yog qhov dav dav. Cov txheej txheem zom zaws (nrog rau cov huab cua txias, siv cov pa theem nrab, ntxiv cov pa oxygen, cua kub, kua qaub, kua roj, tsis muaj dej) thiab cov txheej txheem ib ntus thaum lub sijhawm txheej txheem yaj tuaj yeem muaj cov nyhuv tseem ceeb.
Qhov tseeb, cov hlau ua kua silicon tsis tuaj yeem tsuas yog siv rau cov kev lag luam hauv paus, tab sis kuj tuaj yeem siv rau lwm yam kev lag luam. Yog tias koj txaus siab nyob rau hauv silicon hlau hmoov, xav paub kom paub daim ntawv thov ntawm silicon hlau hmoov hauv lwm qhov kev lag luam, koj tuaj yeem tiv tauj nrog peb lub tuam txhab. Ntxiv rau silicon hlau hmoov thiab lwm cov ntaub ntawv nws yog xim hlau, lub tuam txhab GmbH muab cov ntaub ntawv rau koj ntxiv txog silicon hlau hmoov thiab lwm cov ntaub ntawv nws yog xim hlau. Hauv ntej, peb yuav sim peb qhov zoo tshaj plaws kom tau raws li koj xav tau.
Txawm hais tias silicon hlau hmoov, lossis silicon hlau, nws cov khoom tseem ceeb yog silicon, yog li thiab silicon muaj cov yam ntxwv zoo sib xws. Silicon muaj ob qho kev faib: amorphous silicon thiab crystalline silicon. Amorphous silicon yog greyish-dub hmoov uas yog ua tau microcrystal. Crystal silicon muaj cov qauv siv lead ua thiab cov khoom sib tshooj ntawm cov pob zeb diamond, yaj kis 1410 ℃, kub taw tes 2355 ℃, Mos tawv tawv 7, nkig.
Amorphous silicides yog nquag thiab tuaj yeem hlawv cov pa oxygenly. Nws cuam tshuam nrog cov hlau tsis huv xws li halogens, nitrogen thiab carbon thaum muaj qhov kub thiab txias, thiab tseem tuaj yeem hnov mob nrog hlau xws li magnesium, calcium thiab hlau los tsim silicides. Amorphous silicon yog yuav luag insoluble hauv txhua yam hauv inorganic thiab organic acids, suav nrog hydrofluoric acid, tab sis soluble hauv kev sib xyaw ntawm nitric acid thiab hydrofluoric acid. Cov tshuaj sodium siab hydroxide ua kom yaj cov roj yaj amorphous thiab muab cov pa hydrogen. Crystal silicon tsis tshua muaj kev tiv thaiv thiab tsis sib txuas nrog oxygen txawm hais tias ntawm qhov kub siab. Nws kuj tseem tsis muaj qhov tsis txaus siab hauv cov inorganic lossis organic acids, tab sis soluble hauv kev sib xyaw ntawm nitric thiab hydrofluoric acids nrog rau cov ntsiab lus hauv sodium hydroxide.
Zoo siab txais tos cov neeg siv khoom qub thiab qub los sib cuag nrog kuv lub tuam txhab, kuv lub tuam txhab tsis tuaj yeem tsuas yog raws li cov kev xav tau ntawm cov neeg siv, los muab cov kev pabcuam txaus siab. Piv txwv, txhawm rau piav qhia cov hlau silicon hmoov hauv kev nthuav dav rau koj, muab cov ntaub ntawv ntau ntxiv ntawm cov hlau silicon hmoov, tob tob koj nkag siab txog cov hlau silicon hmoov; Los ntawm peb lub tuam txhab los muab silicon hlau hmoov, zoo tsim nyog, tus nqi tsim nyog, tuaj yeem raws li qhov xav tau ntawm cov neeg siv, pom zoo thiab muab kev tsim nyog, cov tswv yim ua kua silicon hlau hmoov.
