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Cov ntaub ntawv tseem ceeb uas txiav txim siab qhov zoo ntawm kev loj hlob ntawm monocrystalline silicon - thermal field
Cov txheej txheem kev loj hlob ntawm monocrystalline silicon yog ua tiav hauv thaj chaw thermal. Ib qho chaw thermal zoo yog qhov zoo rau kev txhim kho qhov zoo ntawm cov siv lead ua thiab muaj kev ua haujlwm crystallization siab dua. Kev tsim ntawm thaj chaw thermal feem ntau txiav txim siab qhov kev hloov pauv ntawm qhov kub thiab txias gradients ...Nyeem ntxiv -
Cov teeb meem kev siv tshuab ntawm silicon carbide crystal growth furnace yog dab tsi?
Lub cub tawg siv lead ua kom loj hlob yog cov khoom siv tseem ceeb rau kev loj hlob siv lead ua silicon carbide. Nws zoo ib yam li cov cub tawg siv lead ua silicon qib ib txwm muaj. Cov qauv ntawm lub cub tawg tsis nyuaj heev. Nws feem ntau yog tsim los ntawm lub cev cub tawg, lub tshuab cua sov, lub tshuab kis tau tus mob...Nyeem ntxiv -
Dab tsi yog qhov tsis zoo ntawm silicon carbide epitaxial txheej
Lub thev naus laus zis tseem ceeb rau kev loj hlob ntawm SiC epitaxial cov ntaub ntawv yog thawj zaug tswj kev puas tsuaj thev naus laus zis, tshwj xeeb tshaj yog rau kev tswj kev puas tsuaj thev naus laus zis uas muaj feem cuam tshuam rau kev ua tsis tiav ntawm cov khoom siv lossis kev ntseeg siab. Kev kawm txog cov txheej txheem ntawm cov teeb meem substrate txuas ntxiv mus rau hauv epi...Nyeem ntxiv -
Cov noob qoob loo uas tau oxidized thiab kev loj hlob ntawm epitaxial-Ⅱ
2. Kev loj hlob ntawm zaj duab xis nyias Epitaxial Lub substrate muab ib txheej txhawb nqa lub cev lossis txheej conductive rau Ga2O3 cov khoom siv fais fab. Txheej tseem ceeb tom ntej yog txheej channel lossis txheej epitaxial siv rau kev tiv thaiv voltage thiab kev thauj mus los ntawm tus neeg nqa khoom. Txhawm rau kom nce qhov hluav taws xob tawg thiab txo qis con...Nyeem ntxiv -
Gallium oxide ib leeg siv lead ua ke thiab epitaxial kev loj hlob thev naus laus zis
Cov khoom siv hluav taws xob dav dav (WBG) uas sawv cev los ntawm silicon carbide (SiC) thiab gallium nitride (GaN) tau txais kev saib xyuas dav dav. Tib neeg muaj kev cia siab siab rau kev siv silicon carbide hauv cov tsheb fais fab thiab cov hluav taws xob, nrog rau kev siv gallium...Nyeem ntxiv -
Cov teeb meem kev siv tshuab rau silicon carbide yog dab tsi?Ⅱ
Cov teeb meem kev siv tshuab hauv kev tsim cov khoom siv silicon carbide zoo nrog kev ua haujlwm ruaj khov suav nrog: 1) Vim tias cov siv lead ua yuav tsum loj hlob hauv qhov chaw kaw kub siab tshaj 2000 ° C, qhov yuav tsum tau tswj qhov kub thiab txias yog siab heev; 2) Vim tias silicon carbide muaj ...Nyeem ntxiv -
Cov teeb meem kev siv tshuab rau silicon carbide yog dab tsi?
Cov khoom siv semiconductor thawj tiam yog sawv cev los ntawm cov silicon ib txwm muaj (Si) thiab germanium (Ge), uas yog lub hauv paus rau kev tsim khoom siv hluav taws xob sib xyaw. Lawv siv dav hauv cov transistors thiab cov khoom siv hluav taws xob tsawg, zaus tsawg, thiab lub zog tsawg. Ntau tshaj 90% ntawm cov khoom semiconductor...Nyeem ntxiv -
SiC micro hmoov ua li cas?
SiC ib leeg siv lead ua ke yog ib qho khoom siv semiconductor Group IV-IV uas muaj ob lub ntsiab lus, Si thiab C, hauv qhov sib piv stoichiometric ntawm 1: 1. Nws qhov nyuaj yog qhov thib ob tsuas yog pob zeb diamond. Txoj kev txo cov pa roj carbon ntawm silicon oxide los npaj SiC yog raws li cov mis tshuaj tiv thaiv hauv qab no ...Nyeem ntxiv -
Cov txheej epitaxial pab cov khoom siv semiconductor li cas?
Keeb kwm ntawm lub npe epitaxial wafer Ua ntej, cia peb ua kom nrov npe rau lub tswv yim me me: kev npaj wafer suav nrog ob qhov txuas tseem ceeb: kev npaj substrate thiab cov txheej txheem epitaxial. Lub substrate yog wafer ua los ntawm cov khoom siv semiconductor ib leeg siv lead ua ke. Lub substrate tuaj yeem nkag mus rau hauv wafer manufacturi ncaj qha ...Nyeem ntxiv
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