Sil\u012bcija karb\u012bds (SiC) ir \u0101rk\u0101rt\u012bgi iztur\u012bgs materi\u0101ls, ko izmanto da\u017e\u0101du izstr\u0101d\u0101jumu ra\u017eo\u0161an\u0101. Viena no t\u0101 galvenaj\u0101m \u012bpa\u0161\u012bb\u0101m ir iztur\u012bba pret augst\u0101m temperat\u016br\u0101m, frekvenc\u0113m un spriegumiem \u2014 tas ir kaut kas, ko citi materi\u0101li nesp\u0113j nodro\u0161in\u0101t.<\/p>\n
Edvards A\u010desons \u0161o savienojumu pirmo reizi sint\u0113z\u0113ja m\u0101ksl\u012bgi 1891. gad\u0101. A\u010desona atkl\u0101jums pav\u0113ra ce\u013cu r\u016bpnieciskai izmanto\u0161anai, tostarp abraz\u012bvu materi\u0101lu un sl\u012bp\u0113\u0161anas disku ra\u017eo\u0161an\u0101; nodilumiztur\u012bgu p\u0101rkl\u0101jumu izgatavo\u0161an\u0101 s\u016bk\u0146iem un ra\u0137e\u0161u dzin\u0113jiem; gaismas dio\u017eu (LED) pusvad\u012bt\u0101ju substr\u0101tu ra\u017eo\u0161an\u0101; k\u0101 ar\u012b nodilumiztur\u012bgu p\u0101rkl\u0101jumu izmanto\u0161an\u0101 nodiluma aizsardz\u012bbai utt.<\/p>\n
Sil\u012bcija karb\u012bds (SiC) ir \u0101rk\u0101rt\u012bgi noder\u012bgs materi\u0101ls, ko izmanto ugunsiztur\u012bgo materi\u0101lu ra\u017eo\u0161an\u0101, r\u016bpnieciskaj\u0101s kr\u0101sn\u012bs un nodilumiztur\u012bgu deta\u013cu izgatavo\u0161an\u0101. SiC piem\u012bt daudzas unik\u0101las \u012bpa\u0161\u012bbas, kas to padara \u013coti noder\u012bgu da\u017e\u0101dos pielietojumos \u2014 t\u0101 karstumiztur\u012bg\u0101 virsma iztur augstas temperat\u016bras apst\u0101k\u013cus, nesaboj\u0101joties un nekorod\u0113jot; turkl\u0101t t\u0101 \u0101rk\u0101rt\u012bgi iztur\u012bgais kodols sp\u0113j iztur\u0113t nodilumu.<\/p>\n
Sil\u012bcija karb\u012bda ugunsiztur\u012bgie materi\u0101li un abraz\u012bvie materi\u0101li, kuros izmanto sil\u012bcija karb\u012bdu, ietver funkcion\u0101lo keramiku, modernus ugunsiztur\u012bgos materi\u0101lus un abraz\u012bvus materi\u0101lus. Sil\u012bcija karb\u012bdu var atrast kr\u0101sn\u012bs un r\u016bpnieciskajos sildelementos, k\u0101 ar\u012b \u0137ie\u0123e\u013cos, ko izmanto kr\u0101\u0161\u0146u ap\u0161uvumam \u2014 ugunsiztur\u012bgie \u0137ie\u0123e\u013ci, kr\u0101\u0161\u0146u ap\u0161uvumi \u2014 iztur\u012bgi un ilgm\u016b\u017e\u012bgi izstr\u0101d\u0101jumi, kas izgatavoti no \u0161\u012b ugunsiztur\u012bg\u0101 materi\u0101la, piem\u0113ram, \u201csmil\u0161pap\u012brs\u201d, diski, na\u017eu asme\u0146i, apavi un citi izstr\u0101d\u0101jumi, kas izgatavoti, izmantojot \u0161o ugunsiztur\u012bgo materi\u0101lu kr\u0101sn\u012bs, kur tas tiek izmantots ar\u012b k\u0101 sl\u012bp\u0113\u0161anas diski, k\u0101 ar\u012b sildelementi, kas atrodami r\u016bpnieciskaj\u0101s kr\u0101sn\u012bs, kuras izgatavotas, izmantojot \u0161o materi\u0101lu.<\/p>\n
Sil\u012bcija karb\u012bds ir viens no ciet\u0101kajiem dab\u0101 sastopamajiem materi\u0101liem, k\u0101ds jebkad atkl\u0101ts; to pirmo reizi sintez\u0113ja Edvards A\u010desons 1891. gad\u0101, kad elektriski kars\u0113t\u0101 oglek\u013ca un alum\u012bnija oks\u012bda kaus\u0113jum\u0101 par\u0101d\u012bj\u0101s s\u012bki melni krist\u0101li. Sil\u012bcija karb\u012bdu dab\u0101 var atrast ar\u012b k\u0101 retu miner\u0101lu moissan\u012btu; masveida ra\u017eo\u0161ana, lai to izmantotu k\u0101 r\u016bpnieciskos abraz\u012bvus, s\u0101k\u0101s 1905. gad\u0101.<\/p>\n
Abraz\u012bviem l\u012bdz\u012bgi materi\u0101li, piem\u0113ram, cirkonija dioks\u012bds, apvieno sev\u012b izcilu ciet\u012bbu, iztur\u012bbu, siltumiztur\u012bbu, korozijas iztur\u012bbu un nodilumiztur\u012bbu \u2013 tie ir ide\u0101li piem\u0113roti sl\u012bp\u0113\u0161anas diskiem, grie\u0161anas instrumentiem vai ugunsiztur\u012bgiem p\u0101rkl\u0101jumiem.<\/p>\n
No sil\u012bcija izgatavotus substr\u0101tus pla\u0161i izmanto pusvad\u012bt\u0101ju elektronikas jom\u0101, piem\u0113ram, jaudas ier\u012bc\u0113s un mikrovi\u013c\u0146u radiofrekvences komponentos, kur to vad\u012btsp\u0113ja vai pusizol\u0113jo\u0161\u0101s \u012bpa\u0161\u012bbas ir atkar\u012bgas no piemais\u012bjumiem (t. s. le\u0123\u0113t\u0101jiem), kas tiek pievienoti epitaks\u0101l\u0101s aug\u0161anas un ier\u012b\u010du ra\u017eo\u0161anas procesa laik\u0101. Vad\u012bt\u0101jveida substr\u0101ti galvenok\u0101rt tiek izmantoti augstas temperat\u016bras\/sprieguma ier\u012bc\u0113s, piem\u0113ram, \u0160otkija diod\u0113s vai jaukta tipa PiN jaudas tranzistoros, savuk\u0101rt pusvad\u012bt\u0101jveida substr\u0101ti var b\u016bt piem\u0113roti zem\u0101kas temperat\u016bras\/sprieguma ier\u012bc\u0113m, piem\u0113ram, savienojuma barjeras \u0160otkija diod\u0113m, jaukta tipa PiN jaudas tranzistoros un nanotermi\u0137iem.<\/p>\n
Sil\u012bcija karb\u012bds (SiC) p\u0113d\u0113j\u0101 laik\u0101 ir k\u013cuvis par neaizst\u0101jamu tehnolo\u0123isko materi\u0101lu meh\u0101niskajos un elektronikas pielietojumos. SiC ir viens no ciet\u0101kajiem keramikas materi\u0101liem uz Zemes, kam piem\u012bt izcila iztur\u012bba pret eroziju un nodilumu, k\u0101 ar\u012b zems siltuma izple\u0161an\u0101s koeficients, iztur\u012bba pret sk\u0101b\u0113m un izcilas aizsardz\u012bbas \u012bpa\u0161\u012bbas pret eroziju un nodilumu.<\/p>\n
Savas ciet\u012bbas d\u0113\u013c keramiskos blokus bie\u017ei izmanto k\u0101 bru\u0146u vestes. Lodes no tiem vienk\u0101r\u0161i atlec, neradot nek\u0101du kait\u0113jumu.<\/p>\n
SiC ir pusvad\u012bt\u0101ju materi\u0101ls ar pla\u0161u ener\u0123ijas spraugu, kas p\u0101rmai\u0146us uzr\u0101da gan vad\u012bt\u0101ja, gan izolatora \u012bpa\u0161\u012bbas, t\u0101d\u0113j\u0101di padarot to par lielisku izv\u0113li jaudas elektronikai, jo tas sp\u0113j iztur\u0113t augst\u0101kus spriegumus nek\u0101 tradicion\u0101lais pusvad\u012bt\u0101ju sil\u012bcijs. \u0160\u012b \u012bpa\u0161\u012bba padara to \u012bpa\u0161i piem\u0113rotu elektromobi\u013cu jaudas elektronikai, kur vilces invertoriem un DC\/DC p\u0101rveidot\u0101jiem j\u0101sp\u0113j p\u0101rvad\u012bt liel\u0101kas str\u0101vas, lai pagarin\u0101tu akumulatora uzl\u0101des laiku, vienlaikus palielinot brauciena att\u0101lumu ar vienu uzl\u0101di. Tom\u0113r \u0161o ier\u012b\u010du dzes\u0113\u0161ana joproj\u0101m ir b\u016btiska; SiC pal\u012bdz izvair\u012bties no \u0161\u012bs dilemmas, neietekm\u0113jot kritisk\u0101s elektrisk\u0101s \u012bpa\u0161\u012bbas vai veiktsp\u0113ju.<\/p>\n
Sil\u012bcija karb\u012bds ir izcils materi\u0101ls, ko izmanto augstsprieguma jaudas elektronikas ier\u012bc\u0113s ener\u0123ijas uzglab\u0101\u0161anas risin\u0101jumos, piem\u0113ram, invertoros, kas p\u0101rvalda sav\u0101kto saules ener\u0123iju un p\u0101rs\u016bta to atpaka\u013c elektrot\u012bkl\u0101, k\u0101 ar\u012b elektriskajos transportl\u012bdzek\u013cos. Pateicoties t\u0101 izcilajai jaudas bl\u012bvumam, uzlabotajai efektivit\u0101tei un paaugstin\u0101tajai uzticam\u012bbai, ar to izgatavot\u0101s ier\u012bces ir rentabl\u0101kas nek\u0101 sil\u012bcija pusvad\u012bt\u0101ju ier\u012bces.<\/p>\n
Sil\u012bcija karb\u012bds (SiC) ir \u0101rk\u0101rt\u012bgi iztur\u012bgs un ilgm\u016b\u017e\u012bgs materi\u0101ls ar lielu ener\u0123ijas spraugu, kas to padara pietiekami univers\u0101lu, lai to var\u0113tu izmantot gan k\u0101 izolatoru, gan k\u0101 vad\u012bt\u0101ju. Materi\u0101la ener\u0123ijas sprauga ir ener\u0123ija, kas nepiecie\u0161ama, lai elektroni no valences joslas p\u0101rietu uz vad\u012bbas joslu; vad\u012bt\u0101jiem parasti ir maz\u0101ka ener\u0123ijas sprauga, bet izolatoriem \u2014 liel\u0101ka.<\/p>\n
\u201eWolfspeed\u201c ir atz\u012bts nozares l\u012bderis augstsprieguma lietojumiem paredz\u0113tu SiC ier\u012b\u010du jom\u0101. Uz\u0146\u0113muma 200 mm SiC ier\u012b\u010du ra\u017eotne un epitaksijas aug\u0161anas iek\u0101rtas sp\u0113j apmierin\u0101t piepras\u012bjumu p\u0113c modern\u0101m sil\u012bcija karb\u012bda ier\u012bc\u0113m 5\u201310 kW jaudas diapazon\u0101, t\u0101d\u0113j\u0101di pal\u012bdzot uzlabot elektromobi\u013cu akumulatoru efektivit\u0101ti un kalpo\u0161anas ilgumu.<\/p>","protected":false},"excerpt":{"rendered":"
Silicon carbide (SiC) is an extremely durable material used to manufacture an array of products. One of its key characteristics is its resistance to high temperatures, frequencies and voltages – something other materials cannot. Edward Acheson synthesized this compound artificially for the first time in 1891. Acheson’s discovery led to industrial applications, including abrasives and […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","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":[64],"tags":[],"class_list":["post-128","post","type-post","status-publish","format-standard","hentry","category-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/posts\/128","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/comments?post=128"}],"version-history":[{"count":1,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/posts\/128\/revisions"}],"predecessor-version":[{"id":129,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/posts\/128\/revisions\/129"}],"wp:attachment":[{"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/media?parent=128"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/categories?post=128"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ceramicatijolart.com\/lv\/wp-json\/wp\/v2\/tags?post=128"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}