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Pem Hauv Ntej Kawg ntawm Kab (FEOL): Tso lub Foundation
Lub hauv ntej kawg ntawm cov kab ntau lawm zoo li tso lub hauv paus thiab tsim cov phab ntsa ntawm lub tsev. Hauv kev tsim khoom semiconductor, theem no suav nrog kev tsim cov qauv tsim thiab transistors ntawm silicon wafer. Cov kauj ruam tseem ceeb ntawm FEOL: ...Nyeem ntxiv -
Cov nyhuv ntawm silicon carbide ib leeg siv lead ua ua rau ntawm wafer nto zoo
Cov khoom siv hluav taws xob semiconductor tuav lub luag haujlwm tseem ceeb hauv lub tshuab hluav taws xob hluav taws xob, tshwj xeeb tshaj yog nyob rau hauv cov ntsiab lus ntawm kev txhim kho sai ntawm cov thev naus laus zis xws li kev txawj ntse, 5G kev sib txuas lus thiab lub zog tshiab tsheb, cov kev ua tau zoo rau lawv tau ...Nyeem ntxiv -
Cov khoom tseem ceeb rau SiC kev loj hlob: Tantalum carbide txheej
Tam sim no, tiam thib peb ntawm semiconductors yog dominated los ntawm silicon carbide. Nyob rau hauv tus nqi qauv ntawm nws cov khoom siv, lub substrate account rau 47%, thiab cov epitaxy account rau 23%. Qhov ob ua ke suav txog li 70%, uas yog qhov tseem ceeb tshaj plaws ntawm cov khoom siv silicon carbide manufa ...Nyeem ntxiv -
Yuav ua li cas tantalum carbide coated cov khoom txhim kho corrosion kuj ntawm cov ntaub ntawv?
Tantalum carbide txheej yog cov cuab yeej siv dav siv hauv kev kho mob uas tuaj yeem txhim kho corrosion ntawm cov ntaub ntawv. Tantalum carbide txheej tuaj yeem txuas rau saum npoo ntawm substrate los ntawm kev npaj sib txawv, xws li tshuaj vapor deposition, physica ...Nyeem ntxiv -
Nag hmo, Pawg Thawj Saib Xyuas Kev Tshawb Fawb thiab thev naus laus zis tau tshaj tawm tias Huazhuo Precision Technology tau txiav nws IPO!
Tsuas yog tshaj tawm kev xa khoom ntawm thawj 8-nti SIC laser annealing khoom hauv Suav teb, uas tseem yog Tsinghua lub tshuab; Vim li cas lawv thiaj li thim cov ntaub ntawv lawv tus kheej? Tsuas yog ob peb lo lus: Ua ntej, cov khoom muaj ntau haiv neeg! Thaum xub thawj siab ib muag, kuv tsis paub tias lawv ua dab tsi. Tam sim no, H...Nyeem ntxiv -
CVD silicon carbide txheej-2
CVD silicon carbide txheej 1. Vim li cas thiaj li muaj silicon carbide txheej Cov txheej txheem epitaxial yog ib qho tshwj xeeb siv lead ua nyias zaj duab xis loj hlob los ntawm wafer los ntawm cov txheej txheem epitaxial. Lub substrate wafer thiab epitaxial nyias zaj duab xis yog sib sau ua ke hu ua epitaxial wafers. Ntawm lawv, cov ...Nyeem ntxiv -
Kev npaj txheej txheem ntawm SIC txheej
Tam sim no, txoj kev npaj ntawm SiC txheej feem ntau suav nrog gel-sol txoj kev, embedding txoj kev, txhuam txheej txheej txheem, plasma spraying method, tshuaj vapor reaction method (CVR) thiab chemical vapor deposition method (CVD). Embedding method Qhov no yog ib hom kev kub-kub-theem-theem ...Nyeem ntxiv -
CVD Silicon Carbide Txheej-1
Dab tsi yog CVD SiC Chemical vapor deposition (CVD) yog cov txheej txheem nqus tsev vacuum siv los tsim cov khoom siv purity siab. Cov txheej txheem no feem ntau yog siv nyob rau hauv lub chaw tsim khoom semiconductor los tsim cov yeeb yaj kiab nyias ntawm qhov chaw ntawm wafers. Nyob rau hauv tus txheej txheem ntawm kev npaj SiC los ntawm CVD, lub substrate yog exp...Nyeem ntxiv -
Kev soj ntsuam ntawm cov qauv dislocation hauv SiC siv lead ua los ntawm txoj kab hluav taws xob tracing simulation pab los ntawm X-ray topological imaging
Kev tshawb fawb keeb kwm Daim ntawv thov tseem ceeb ntawm silicon carbide (SiC): Raws li cov khoom siv dav dav ntawm cov khoom siv semiconductor, silicon carbide tau nyiam ntau yam vim nws cov khoom siv hluav taws xob zoo heev (xws li bandgap loj, ntau dua electron saturation tshaj tawm thiab thermal conductivity). Cov khoom no ...Nyeem ntxiv -
Noob siv lead ua txheej txheem hauv SiC ib leeg siv lead ua kev loj hlob 3
Kev Tshawb Fawb Txog Kev Loj Hlob Cov noob qoob loo silicon carbide (SiC) tau npaj ua raws li cov txheej txheem tau teev tseg thiab raug lees paub los ntawm SiC siv lead ua kev loj hlob. Kev loj hlob platform siv yog tus kheej tsim SiC induction kev loj hlob rauv nrog kev loj hlob ntawm 2200 ℃, kev loj hlob siab ntawm 200 Pa, thiab loj hlob ...Nyeem ntxiv -
Noob Crystal Preparation Process nyob rau hauv SiC Ib Leeg Crystal Loj hlob (Part 2)
2. Kev sim txheej txheem 2.1 Kev kho ntawm Adhesive Film Nws tau pom tias ncaj qha tsim cov pa roj carbon zaj duab xis lossis kev sib txuas nrog cov ntawv graphite ntawm SiC wafers coated nrog cov nplaum ua rau ntau yam teeb meem: 1. Nyob rau hauv lub tshuab nqus tsev, cov nplaum zaj duab xis ntawm SiC wafers tsim ib qho scale zoo li qhov tshwm sim. kos npe...Nyeem ntxiv -
Noob Crystal Preparation Process nyob rau hauv SiC Ib Leeg Crystal Loj hlob
Silicon carbide (SiC) cov khoom muaj qhov zoo ntawm qhov dav bandgap, siab thermal conductivity, siab tseem ceeb heev tawg teb lub zog, thiab siab saturated electron drift tshaj tawm, ua rau nws zoo heev nyob rau hauv lub semiconductor manufacturing teb. SiC ib leeg siv lead ua feem ntau yog tsim los ntawm ...Nyeem ntxiv