1. Lub tswv yim:Lo lus "ceramics" nyob rau hauv niaj hnub siv feem ntau yog hais txog ceramics los yog pottery; nyob rau hauv cov ntaub ntawv science, ceramics hais txog cov ceramics nyob rau hauv ib tug dav dav, tsis txwv rau cov khoom siv niaj hnub xws li ceramics thiab pottery, tab sis rau inorganic non-metallic cov ntaub ntawv raws li ib tug dav siv. los yog feem ntau hu ua "ceramics".
2. Cov yam ntxwv thiab cov yam ntxwv:niaj hnub "ceramics" yuav tsum tsis txhob piav ntau dhau. Feem ntau hais lus, lawv yog tawv, nkig, corrosion-resistant thiab insulating. Ceramics hauv chav kuaj thiab cov ntaub ntawv tshawb fawb muaj tab sis tsis txwv rau cov yam ntxwv muaj nyob rau hauv niaj hnub "ceramics", xws li tshav kub-resistant (heat-resistant/fire-resistant ceramics), lub teeb transmittance (tus nqi) (pob tshab ceramics, iav), piezoelectric ( piezoelectric ceramics), thiab lwm yam.
3. Kev tshawb fawb thiab siv lub hom phiaj:Cov ceramics hauv tsev feem ntau yog tsim thiab kawm txog cov khoom zoo nkauj ntawm cov ceramics lawv tus kheej thiab lawv cov haujlwm ua ntim. Tau kawg, lawv kuj tau siv los ua cov khoom siv hauv tsev, xws li cov vuas luaj ceramic, uas yog cov khoom siv tsis zoo uas tsis yog xim hlau. Nyob rau hauv cov ntaub ntawv science thiab engineering daim ntawv thov, inorganic non-metallic cov ntaub ntawv tshawb fawb thiab siv lub hom phiaj tau dhau deb tshaj cov ntaub ntawv ib txwm siv, uas yog, kev tshawb fawb thiab kev loj hlob thiab daim ntawv thov tsuas yog rau tej yam ntxwv ntawm cov ntaub ntawv, xws li mos txwv-pov thawj ceramics los kawm nws super-siab zog. , toughness ntawm lub zog nqus ntawm cov mos txwv, nws cov khoom siv yog lub cev armor thiab ceramic armor, thiab tom qab ntawd hluav taws-pov thawj thiab kub-resistant ceramics. Qhov yuav tsum tau muaj yog nws qhov kub thiab txias stability, kub oxidation tsis kam thiab thermal rwb thaiv tsev, thiab nws cov khoom siv xws li refractory cib rau kub kub, kub resistant coatings ntawm foob pob ua ntxaij nto, thermal rwb thaiv tsev txheej, thiab lwm yam.
4.Material existence form:lub siab xav, cov ceramics yog qhov pib "zoo li tus" hauv lub neej txhua hnub, thiab pom kev pom ntawm cov tais diav, tais thiab vuas. Nyob rau hauv cov ntaub ntawv science, ceramics muaj ntau yam, xws li silicon carbide hais nyob rau hauv lubricating roj, hluav taws-resistant txheej ntawm foob pob ua ntxaij nto, thiab lwm yam.
5.Material Composition (Composition):Cov tsoos ceramics feem ntau siv cov ntaub ntawv ntuj los ua cov khoom siv raw, xws li av nplaum. Hauv cov ntaub ntawv tshawb fawb, ceramics siv cov ntaub ntawv ntuj thiab cov ntaub ntawv tsim khoom raws li cov ntaub ntawv raw, xws li nano-alumina hmoov, silicon carbide hmoov thiab lwm yam.
6. Kev siv tshuab:Cov khoom siv ceramics hauv tsev thiab "cov ntaub ntawv ceramic" yog tsim los ntawm sintering. Cov ntaub ntawv ceramic yog tsim los ntawm cov txheej txheem hluavtaws raws li cov khoom sib txawv zaum kawg, ntau yam uas yuav tsis cuam tshuam rau sintering.
Post lub sij hawm: Nov-18-2019