Izindaba

  • Yiziphi izinkinga zobuchwepheshe zesithando sokukhulisa ikristalu se-silicon carbide?

    Yiziphi izinkinga zobuchwepheshe zesithando sokukhulisa ikristalu se-silicon carbide?

    Isithando somlilo sokukhulisa ikristalu siwumshini oyinhloko wokukhulisa ikristalu ye-silicon carbide. Sifana nesithando somlilo sokukhulisa ikristalu se-silicon sendabuko. Isakhiwo sesithando somlilo asiyinkimbinkimbi kakhulu. Sakhiwe kakhulu ngomzimba wesithando somlilo, uhlelo lokushisa, indlela yokudlulisa ikhoyili...
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  • Yiziphi izinkinga zesendlalelo se-silicon carbide epitaxial

    Yiziphi izinkinga zesendlalelo se-silicon carbide epitaxial

    Ubuchwepheshe obuyinhloko bokukhula kwezinto ze-SiC epitaxial okokuqala ubuchwepheshe bokulawula amaphutha, ikakhulukazi ubuchwepheshe bokulawula amaphutha obuvame ukwehluleka kwedivayisi noma ukuwohloka kokuthembeka. Ucwaningo lwendlela yokusebenza kwamaphutha e-substrate afinyelela ku-epi...
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  • Ubuchwepheshe bokukhula kokusanhlamvu okumile okune-oxidized kanye ne-epitaxial-Ⅱ

    Ubuchwepheshe bokukhula kokusanhlamvu okumile okune-oxidized kanye ne-epitaxial-Ⅱ

    2. Ukukhula kwefilimu encane ye-Epitaxial I-substrate inikeza ungqimba lokusekela ngokomzimba noma ungqimba oluqhubayo lwamadivayisi kagesi e-Ga2O3. Ungqimba olulandelayo olubalulekile ungqimba lwesiteshi noma ungqimba lwe-epitaxial olusetshenziselwa ukumelana nogesi kanye nokuthuthwa komshini. Ukuze kwandiswe amandla ogesi aphukile futhi kuncishiswe...
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  • Ubuchwepheshe bokukhula kwe-Gallium oxide single crystal kanye ne-epitaxial

    Ubuchwepheshe bokukhula kwe-Gallium oxide single crystal kanye ne-epitaxial

    Ama-semiconductor e-wide bandgap (WBG) amelwe yi-silicon carbide (SiC) kanye ne-gallium nitride (GaN) athole ukunakwa kabanzi. Abantu balindele lukhulu ngamathuba okusetshenziswa kwe-silicon carbide ezimotweni zikagesi kanye namagridi kagesi, kanye namathemba okusetshenziswa kwe-gallium...
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  • Yiziphi izithiyo zobuchwepheshe ezivimbela i-silicon carbide?

    Yiziphi izithiyo zobuchwepheshe ezivimbela i-silicon carbide?

    Ubunzima bobuchwepheshe kuma-wafer e-silicon carbide akhiqiza ngobuningi obuzinzile futhi asebenza kahle buhlanganisa: 1) Njengoba amakristalu edinga ukukhula endaweni evalwe ngokushisa okuphezulu ngaphezu kuka-2000°C, izidingo zokulawula izinga lokushisa ziphakeme kakhulu; 2) Njengoba i-silicon carbide ...
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  • Yiziphi izithiyo zobuchwepheshe ezithinta i-silicon carbide?

    Yiziphi izithiyo zobuchwepheshe ezithinta i-silicon carbide?

    Isizukulwane sokuqala sezinto ze-semiconductor simelelwa yi-silicon yendabuko (i-Si) kanye ne-germanium (i-Ge), okuyizisekelo zokukhiqizwa kwesekethe ehlanganisiwe. Zisetshenziswa kabanzi kuma-transistors nama-detector ane-voltage ephansi, imvamisa ephansi, kanye namandla aphansi. Ngaphezu kwama-90% wemikhiqizo ye-semiconductor...
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  • Yenziwa kanjani i-SiC micro powder?

    Yenziwa kanjani i-SiC micro powder?

    Ikristalu elilodwa le-SiC liyi-semiconductor material ye-Group IV-IV eyakhiwe ngezinto ezimbili, i-Si ne-C, ngesilinganiso se-stoichiometric esingu-1:1. Ubulukhuni bayo bulandela idayimane kuphela. Indlela yokunciphisa ikhabhoni ye-silicon oxide yokulungiselela i-SiC isekelwe kakhulu kufomula elandelayo yokusabela kwamakhemikhali...
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  • Izingqimba ze-epitaxial zisiza kanjani amadivayisi e-semiconductor?

    Izingqimba ze-epitaxial zisiza kanjani amadivayisi e-semiconductor?

    Umsuka wegama elithi epitaxial wafer Okokuqala, ake siwuthande umqondo omncane: ukulungiswa kwe-wafer kuhlanganisa izixhumanisi ezimbili ezinkulu: ukulungiswa kwe-substrate kanye nenqubo ye-epitaxial. I-substrate iyi-wafer eyenziwe ngezinto ze-semiconductor single crystal. I-substrate ingangena ngqo kumkhiqizi we-wafer...
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  • Isingeniso kubuchwepheshe bokufakwa kwefilimu encane yamakhemikhali (i-CVD)

    Isingeniso kubuchwepheshe bokufakwa kwefilimu encane yamakhemikhali (i-CVD)

    Ukufakwa Komhwamuko Wamakhemikhali (i-CVD) ubuchwepheshe obubalulekile bokufaka ifilimu encane, obuvame ukusetshenziselwa ukulungiselela amafilimu ahlukahlukene asebenzayo nezinto zokwakha ezingqimba ezincane, futhi busetshenziswa kabanzi ekukhiqizweni kwe-semiconductor nakweminye imikhakha. 1. Isimiso sokusebenza se-CVD Enqubweni ye-CVD, isandulela segesi (eyodwa noma...
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