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N’chifukwa chiyani bokosi la wafer lili ndi ma wafer 25?
Mu dziko lamakono laukadaulo wamakono, ma wafer, omwe amadziwikanso kuti ma wafer a silicon, ndi zinthu zofunika kwambiri pamakampani opanga ma semiconductor. Ndiwo maziko opangira zinthu zosiyanasiyana zamagetsi monga ma microprocessor, memory, masensa, ndi zina zotero, ndipo ma wafer aliwonse...Werengani zambiri -
Ma pedestal omwe amagwiritsidwa ntchito kwambiri pa epitaxy ya gawo la nthunzi
Pa nthawi ya nthunzi ya epitaxy (VPE), ntchito ya pedestal ndikuthandizira substrate ndikuwonetsetsa kuti kutentha kumafanana panthawi yokukula. Mitundu yosiyanasiyana ya pedestals ndi yoyenera kukula ndi machitidwe osiyanasiyana. Nazi zina...Werengani zambiri -
Kodi mungatani kuti muwonjezere moyo wautumiki wa zinthu zopangidwa ndi tantalum carbide?
Zinthu zopangidwa ndi tantalum carbide ndi zinthu zomwe zimagwiritsidwa ntchito kwambiri kutentha kwambiri, zomwe zimadziwika ndi kukana kutentha kwambiri, kukana dzimbiri, kukana kuvala, ndi zina zotero. Chifukwa chake, zimagwiritsidwa ntchito kwambiri m'mafakitale monga ndege, mankhwala, ndi mphamvu. Kuti...Werengani zambiri -
Kodi kusiyana pakati pa PECVD ndi LPCVD pazida za CVD za semiconductor ndi kotani?
Kuyika mpweya wa mankhwala (CVD) kumatanthauza njira yoyika filimu yolimba pamwamba pa wafer ya silicon kudzera mu reaction ya mankhwala ya chisakanizo cha mpweya. Malinga ndi momwe zimakhalira zosiyanasiyana (kupanikizika, precursor), ikhoza kugawidwa m'zida zosiyanasiyana...Werengani zambiri -
Makhalidwe a silicon carbide graphite nkhungu
Silicon Carbide Graphite Mold Silicon carbide graphite mold ndi nkhungu yophatikizika yokhala ndi silicon carbide (SiC) ngati maziko ndi graphite ngati zinthu zolimbikitsira. Nkhungu iyi ili ndi kutentha kwabwino kwambiri, kukana kutentha kwambiri, kukana dzimbiri ndi...Werengani zambiri -
Njira yonse ya semiconductor process of photolithography
Kupanga chinthu chilichonse cha semiconductor kumafuna njira zambirimbiri. Timagawa njira yonse yopangira m'magawo asanu ndi atatu: kukonza wafer-oxidation-photolithography-etching-thin film deposition-epitaxial growth-diffusion-ion implantation. Kuti tikuthandizeni...Werengani zambiri -
4 biliyoni! SK Hynix yalengeza za ndalama zogulira zinthu zopangidwa ndi semiconductor ku Purdue Research Park
West Lafayette, Indiana - SK hynix Inc. yalengeza mapulani oti igwiritse ntchito ndalama zokwana $4 biliyoni kuti imange malo opangira zinthu zonyamula katundu komanso malo ofufuzira ndi chitukuko cha zinthu zopangira nzeru zopanga zinthu ku Purdue Research Park. Kukhazikitsa ulalo wofunikira mu unyolo woperekera zinthu za semiconductor ku US ku West Lafayett...Werengani zambiri -
Ukadaulo wa laser ukutsogolera kusintha kwa ukadaulo wokonza zinthu za silicon carbide substrate
1. Chidule cha ukadaulo wokonza zinthu za silicon carbide. Njira zomwe zimagwiritsidwa ntchito pokonza zinthu za silicon carbide ndi izi: kupukuta bwalo lakunja, kuduladula, kupukuta, kupukuta, ndi zina zotero. Kuduladula ndi gawo lofunika kwambiri pakupanga zinthu za semiconductor substrate...Werengani zambiri -
Zipangizo zodziwika bwino za kutentha: Zipangizo zophatikizika za C/C
Ma composites a kaboni ndi mtundu wa ma composites a kaboni, omwe kaboni ndi chinthu cholimbikitsira ndi kaboni woikidwa ngati chinthu cha matrix. Matrix a ma composites a C/C ndi kaboni. Popeza pafupifupi yonse imapangidwa ndi elemental carbon, imakhala yolimba kwambiri kutentha...Werengani zambiri