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Beryllium oxyde ceramic ibice bikoreshwa mumodoka na semiconductor hamwe ninzira nini ihuriweho

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Beryllium oxyde ceramic ibice bikoreshwa mumodoka na semiconductor hamwe ninzira nini ihuriweho

Ceramics ya Beryllium ni ceramics yateye imbere hamwe na okiside ya beryllium (BeO) nkibice byingenzi. Ikoreshwa cyane nkibikoresho byurwego runini rwuzuzanya rwumuzunguruko, gazi ya lazeri ifite ingufu nyinshi, gukwirakwiza ubushyuhe bwa transistor, microwave isohoka idirishya na kugabanya neutron.

Okiside ya Beriliyumu ifite aho ishonga ya 2530-2570 ℃ hamwe nubucucike bwa 3.02g / cm3. Irashobora gukoreshwa muri 1800 ℃ vacuum, 2000 atmosphere ikirere cya inert, 1800 atmosphere ikirere cya okiside igihe kirekire. Imikorere igaragara cyane ya beryllium oxyde ceramics nubushyuhe bwayo bunini, busa na aluminium ndetse ninshuro 6-10 za alumina. Nibikoresho bya dielectric bifite amashanyarazi yihariye, ubushyuhe nubukanishi.

    Ibyiza bya Beryllium Oxide Ceramics

    Ceramics ya Beryllium ifite ibiranga ubushyuhe bwinshi, gushonga cyane, imbaraga nyinshi, izirinda cyane, imiti myinshi hamwe nubushyuhe bwumuriro, dielectric idahoraho, gutakaza dielectric nkeya hamwe nuburyo bwiza bwo guhuza n'imikorere. Ikoreshwa cyane muri metallurgie idasanzwe, tekinoroji ya electron electronique, tekinoroji ya kirimbuzi, microelectronics na tekinoroji ya optoelectronics.

    Porogaramu ya Beryllium Oxide Ceramics

    1. Igikoresho kinini cya elegitoroniki / umurima wumuzunguruko

    Ubushyuhe bwo hejuru bwumuriro hamwe na dielectric ihoraho ya beryllium oxyde ceramics nimpamvu zingenzi zituma ikoreshwa cyane mubijyanye n'ikoranabuhanga rya elegitoroniki.

    . Bikunze gukoreshwa mu itumanaho, satelite isakaza imbonankubone, terefone igendanwa, itumanaho ryihariye, sitasiyo fatizo, kwakira ibyogajuru no kohereza, indege hamwe na sisitemu yo ku isi hose (GPS).

    . igikoresho. Kubwibyo, irakoreshwa kandi cyane mugukoresha umurongo mugari ufite ingufu za elegitoroniki zikoresha ibikoresho bya vacuum, nk'idirishya ryinjiza ingufu, inkoni ifasha hamwe n'amafaranga ya TWT.

    2. Ibikoresho bya tekinoroji ya kirimbuzi

    Gutezimbere no gukoresha ingufu za kirimbuzi ninzira yingenzi yo gukemura ikibazo cyibura ryingufu. Gukoresha neza kandi neza ikoranabuhanga ryingufu za kirimbuzi rirashobora gutanga ingufu nini mubikorwa byimibereho kugirango bitange ingufu nubushyuhe. Bimwe mubikoresho byubutaka nabyo ni kimwe mubikoresho byingenzi mumashanyarazi ya kirimbuzi, nka ecran ya neutron na moderi (moderi) ya lisansi ya kirimbuzi ikoreshwa mugukoresha BeO, B4C cyangwa ibikoresho bya grafite. Okiside ya Beriliyumu irashobora gukoreshwa nka neutron moderator hamwe nibikoresho byo gukingira imirasire mumashanyarazi. Byongeye kandi, BeO ceramics yubushyuhe bwo hejuru irrasiyoya iruta icyuma cya beryllium, ubucucike ni bunini kuruta icyuma cya beryllium, ubushyuhe bwo hejuru ku mbaraga nyinshi kandi n’ubushyuhe bw’umuriro, kandi oxyde ya beryllium ihendutse kuruta icyuma cya beryllium. Ibi bituma bikenerwa cyane gukoreshwa nkumucyo, moderi hamwe na materique ya feri yo gukwirakwiza mumashanyarazi. Ceramics ya Beryllium irashobora gukoreshwa nkinkoni zo kugenzura mumashanyarazi ya kirimbuzi, kandi irashobora kandi guhuzwa nubutaka bwa U2O (uranium oxide) kugirango ibe lisansi ya kirimbuzi.

    3. Umurima wangiritse

    Beryllium oxyde ceramics ni ibintu byangiritse, birashobora gukoreshwa nkibikoresho byo gushyushya ibintu kugirango bishyushya ibintu kugirango birinde ingabo, imirongo, imiyoboro ya termocouple kimwe na cathodes, insimburangingo ya thermotron hamwe na coatings.

    4. Indi mirima

    Usibye gushira hejuru ibyiciro byinshi, beryllium oxyde ceramics ifite ibindi bintu byinshi byo gushyira mubikorwa.

    (1) BeO irashobora kongerwamo nkibigize mubirahuri mubice bitandukanye. Ikirahure kirimo oxyde ya beryllium irashobora kunyura kuri X-ray, kandi imiyoboro ya X-ray ikozwe muri iki kirahure irashobora gukoreshwa mu gusesengura imiterere no mu buvuzi mu kuvura indwara z’uruhu. Okiside ya Beriliyumu igira ingaruka kumiterere yikirahure, nko kongera uburemere bwihariye bwikirahure, kurwanya amazi no gukomera, kongera coefficent yo kwaguka, indangagaciro zivunika hamwe n’imiti ihamye. Ntishobora gukoreshwa gusa nk'ikirahuri kidasanzwe gifite coefficient de dispersion nyinshi, ariko kandi nk'ibirahuri binyuze mu mirasire ya ultraviolet.

    .

    . igikoresho cyo gutwika Ford na General Motors.