Sil\u012bcija karb\u012bds, ko parasti d\u0113v\u0113 par sil\u012bcija karb\u012bdu, dab\u0101 sastopams k\u0101 d\u0101rgakmens moisan\u012bts. Kop\u0161 1893. gada to masveid\u0101 ra\u017eo k\u0101 abraz\u012bvu, un t\u0101 pusvad\u012bt\u0101ju \u012bpa\u0161\u012bbas padara to v\u0113rt\u012bgu daudzos elektronikas lietojumos.<\/p>\n
Kalcija karbon\u0101ta as\u0101s, le\u0146\u0137veida da\u013ci\u0146as padara to par lielisku abraz\u012bvu akme\u0146u kal\u0161anai un d\u0101rgakme\u0146u grie\u0161anai, turkl\u0101t t\u0101 pieejam\u012bba padara to ekonomisku un atk\u0101rtoti lietojamu.<\/p>\n
SiC izmanto da\u017e\u0101dos abraz\u012bvos materi\u0101los, piem\u0113ram, sl\u012bp\u0113\u0161anas rite\u0146os, smil\u0161pap\u012bros un abraz\u012bvos, un t\u0101 ciet\u012bbas un iztur\u012bbas d\u0113\u013c tas ir galven\u0101 izv\u0113le m\u016bsdienu lapid\u0101rij\u0101. Turkl\u0101t SiC var izmantot ar\u012b ugunsiztur\u012bgo \u0137ie\u0123e\u013cu un kr\u0101sns oder\u0113juma izgatavo\u0161anai kr\u0101saino met\u0101lu ra\u017eo\u0161an\u0101, savuk\u0101rt t\u0101 iztur\u012bba pret sk\u0101b\u0113m un s\u0101rmiem padara to par nenov\u0113rt\u0113jamu materi\u0101lu \u0137\u012bmiskaj\u0101 r\u016bpniec\u012bb\u0101.<\/p>\n
No \u0161\u012b materi\u0101la izgatavoto keramiku var sa\u0137epin\u0101t, lai veidotu cietus un elast\u012bgus materi\u0101lus, ko izmanto lietojumos, kuriem nepiecie\u0161ama augsta iztur\u012bba, piem\u0113ram, automa\u0161\u012bnu bremz\u0113s un saj\u016bgos, keramikas pl\u0101ksn\u0113s, kas iestr\u0101d\u0101tas bru\u0146uvest\u0113s, optisko \u0161\u0137iedru galu pul\u0113\u0161anas l\u012bdzek\u013cos pirms savieno\u0161anas, \u0161\u0137iedru galu pul\u0113\u0161anas l\u012bdzek\u013cos pirms savieno\u0161anas, k\u0101 ar\u012b m\u016bsdienu elektriskajos transportl\u012bdzek\u013cos atrodamajos komponentos, lai nodro\u0161in\u0101tu l\u012bdzstr\u0101vas \u0101tr\u0101s uzl\u0101des iesp\u0113jas un uzlabotu termisko efektivit\u0101ti, k\u0101 ar\u012b energoelektronisk\u0101s ier\u012bc\u0113s, pateicoties to iztur\u012bbai pret koroziju un augst\u0101m temperat\u016br\u0101m.<\/p>\n
Ugunsiztur\u012bgie materi\u0101li tiek izmantoti sare\u017e\u0123\u012btos r\u016bpnieciskos lietojumos, kur nepiecie\u0161ama iztur\u012bga aizsargizmale, piem\u0113ram, kr\u0101sn\u012bs un kr\u0101sn\u012bs, \u0137\u012bmisk\u0101s apstr\u0101des iek\u0101rt\u0101s u. c. Ugunsiztur\u012bgie izstr\u0101d\u0101jumi nodro\u0161ina sp\u0113c\u012bgas meh\u0101nisk\u0101s strukt\u016bras, aizsardz\u012bbu pret koroziju, siltumizol\u0101cijas \u012bpa\u0161\u012bbas, k\u0101 ar\u012b sp\u0113c\u012bgas meh\u0101nisk\u0101s strukt\u016bras korozijas nov\u0113r\u0161anai.<\/p>\n
Sil\u012bcija karb\u012bds ir ide\u0101li piem\u0113rots izmanto\u0161anai ugunsiztur\u012bgajos izstr\u0101d\u0101jumos, jo tas ir iztur\u012bgs gan pret \u0137\u012bmisk\u0101m viel\u0101m, gan pret augst\u0101m temperat\u016br\u0101m, iztur temperat\u016bru l\u012bdz 1800 gr\u0101diem p\u0113c F\u0101renheita, nepak\u013caujoties sk\u0101bju vai s\u0101rmu \u0137\u012bmiskajam uzbrukumam, t\u0101p\u0113c tas ir ide\u0101li piem\u0113rots materi\u0101ls.<\/p>\n
ATHOR sast\u0101v\u0101 ir 15 doktora gr\u0101da kandid\u0101ti no da\u017e\u0101d\u0101m nozar\u0113m, kuri apg\u016bs jaun\u0101k\u0101s in\u017eenierzin\u0101t\u0146u tehnolo\u0123ijas un eksperiment\u0101l\u0101s metodes \u016bde\u0146ra\u017ea vid\u0113. Vi\u0146u zin\u0101\u0161anas par aprites cikla nov\u0113rt\u0113jumu, sinhrotrona tehnolo\u0123ij\u0101m un digit\u0101lajiem dv\u012b\u0146iem \u013caus vi\u0146iem rad\u012bt iztur\u012bg\u0101kus un uzticam\u0101kus ugunsiztur\u012bgus produktus r\u016bpniec\u012bbas partneriem, kas \u013caus iev\u0113rojami ietaup\u012bt ener\u0123iju, pal\u012bdzot sasniegt oglek\u013ca neitralit\u0101tes m\u0113r\u0137us, vienlaikus palielinot r\u016bpniec\u012bbas iek\u0101rtu pieejam\u012bbu un uzlabojot produktivit\u0101ti.<\/p>\n
Sil\u012bcija karb\u012bda pusvad\u012bt\u0101jus bie\u017ei izmanto elektrisko sign\u0101lu pastiprin\u0101\u0161anai, p\u0101rsl\u0113g\u0161anai un p\u0101rveido\u0161anai. To krist\u0101lisk\u0101 strukt\u016bra \u013cauj tos papildin\u0101t ar t\u0101diem piemais\u012bjumiem k\u0101 alum\u012bnijs, gallijs un sl\u0101peklis P vai N tipa pusvad\u012bt\u0101ju ier\u012bc\u0113m, kas \u013cauj tiem darboties daudz augst\u0101k\u0101s temperat\u016br\u0101s, spriegumos un frekvenc\u0113s nek\u0101 tradicion\u0101lajiem sil\u012bcija pusvad\u012bt\u0101jiem.<\/p>\n
SiC pusvad\u012bt\u0101ju augst\u0101kais sadal\u012b\u0161an\u0101s spriegums \u013cauj ar tiem izgatavotajiem energoelektroniskajiem sl\u0113d\u017eiem b\u016bt maz\u0101kiem, t\u0101p\u0113c tie ir ide\u0101li piem\u0113roti lietojumiem, kas saist\u012bti ar augstsprieguma vid\u0113m, piem\u0113ram, elektromobi\u013cu uzl\u0101des sist\u0113m\u0101m vai augstsprieguma vid\u0113m, kur\u0101s ir j\u0101apstr\u0101d\u0101 augstsprieguma vide.<\/p>\n
SiC tranzistori parasti sp\u0113j iztur\u0113t 10 rei\u017eu liel\u0101ku elektrisko lauku nek\u0101 to sil\u012bcija pusvad\u012bt\u0101ju analogi, t\u0101d\u0113j\u0101di iev\u0113rojami samazinot neparastas vad\u012btsp\u0113jas un potenci\u0101li katastrof\u0101las k\u013c\u016bmes risku, k\u0101 ar\u012b ener\u0123ijas zudumus. Visas \u0161\u012bs priek\u0161roc\u012bbas padara SiC pusvad\u012bt\u0101jus ide\u0101li piem\u0113rotus augstsprieguma lietojumiem, piem\u0113ram, elektromobi\u013cu (EV) l\u0101d\u0113t\u0101jiem, saules ener\u0123ijas invertoriem un sensoru sist\u0113m\u0101m.<\/p>\n
Sil\u012bcija karb\u012bds (SiC) ir strauji k\u013cuvis par vienu no galvenajiem materi\u0101liem, ko izmanto elektrisko transportl\u012bdzek\u013cu (EV) invertoru sist\u0113m\u0101s. SiC nodro\u0161ina augst\u0101ku darba temperat\u016bru l\u012bdz pat 300 gr\u0101diem p\u0113c Celsija, sal\u012bdzinot ar sil\u012bcija 175 gr\u0101diem p\u0113c Celsija, un, pielietojot to elektromobi\u013cos, SiC nodro\u0161ina liel\u0101ku efektivit\u0101ti, uzticam\u012bbu un diapazonu.<\/p>\n
SiC ir nonooks\u012bda keramika, ko ciet\u012bbas d\u0113\u013c izmanto meh\u0101niski un termiski sare\u017e\u0123\u012btos lietojumos, ugunsiztur\u012bgajos materi\u0101los, jo t\u0101 ir iztur\u012bga pret lielu karstumu un triecieniem, k\u0101 ar\u012b elektronik\u0101, lai to izmantotu ier\u012bc\u0113s, kas darbojas vai nu augst\u0101 temperat\u016br\u0101, vai spriegum\u0101, vai ab\u0101s. SiC ierindojas otraj\u0101 viet\u0101 p\u0113c bora karb\u012bda un dimanta k\u0101 viena no ciet\u0101kaj\u0101m zin\u0101maj\u0101m dabiskaj\u0101m viel\u0101m.<\/p>\n
Karborunda smiltis var izmantot ar\u012b karborunda iespiedgrafik\u0101 - m\u0101kslas veid\u0101, kur\u0101 tinte, kas iespr\u016bst starp tekstur\u0113t\u0101m alum\u012bnija pl\u0101ksn\u0113m, rada apgleznotas z\u012bmes uz pap\u012bra. American Elements pied\u0101v\u0101 SiC kategorijas variantus, piem\u0113ram, Mil Spec, ACS Reagent Grade un USP EP\/BP specifik\u0101cijas \u0161iem lietojumiem.<\/p>","protected":false},"excerpt":{"rendered":"
Silicon carbide, commonly referred to as silicon carbide, occurs naturally as the gemstone moissanite. Since 1893 it has been mass […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[3],"tags":[],"class_list":["post-80","post","type-post","status-publish","format-standard","hentry","category-sic-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/siliconcarbideceramic.net\/lv\/wp-json\/wp\/v2\/posts\/80","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/siliconcarbideceramic.net\/lv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/siliconcarbideceramic.net\/lv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/lv\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/lv\/wp-json\/wp\/v2\/comments?post=80"}],"version-history":[{"count":1,"href":"https:\/\/siliconcarbideceramic.net\/lv\/wp-json\/wp\/v2\/posts\/80\/revisions"}],"predecessor-version":[{"id":81,"href":"https:\/\/siliconcarbideceramic.net\/lv\/wp-json\/wp\/v2\/posts\/80\/revisions\/81"}],"wp:attachment":[{"href":"https:\/\/siliconcarbideceramic.net\/lv\/wp-json\/wp\/v2\/media?parent=80"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/lv\/wp-json\/wp\/v2\/categories?post=80"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/lv\/wp-json\/wp\/v2\/tags?post=80"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}