Silisyum karb\u00fcr\u00fcn bir\u00e7ok uygulamas\u0131 vard\u0131r ve a\u015f\u0131nd\u0131r\u0131c\u0131lar, seramik tozu ve kur\u015fun ge\u00e7irmez z\u0131rh \u015feklinde bulunur.<\/p>\n
Silikon ve karbonun kristal bir bile\u015fimi olan karborundum (SiC), \u00e7e\u015fitli end\u00fcstrilerde faydal\u0131 olmas\u0131n\u0131 sa\u011flayan benzersiz \u00f6zelliklere sahip bilinen en sert maddelerden biridir.<\/p>\n
Silisyum karb\u00fcr sert ve k\u0131r\u0131lgand\u0131r, bu da onu etkili bir a\u015f\u0131nd\u0131r\u0131c\u0131 malzeme haline getirir. \u00dcreticiler bunu z\u0131mpara ka\u011f\u0131d\u0131 gibi \u00fcr\u00fcnlerin \u00fcretiminde kullanmaktad\u0131r; bu malzeme ta\u015flama i\u015flemleri i\u00e7in kabadan \u00e7ok inceye kadar farkl\u0131 kum boyutlar\u0131nda gelir; daha kaba olanlar ilk ta\u015flama i\u015flemlerinde b\u00fcy\u00fck miktarlarda sto\u011fu \u00e7\u0131karmak i\u00e7in kullan\u0131l\u0131rken, daha ince olanlar p\u00fcr\u00fczs\u00fcz y\u00fczeyler \u00fcretmek i\u00e7in i\u015f par\u00e7as\u0131 y\u00fczeylerini parlat\u0131r.<\/p>\n
A\u015f\u0131nd\u0131r\u0131c\u0131 silisyum karb\u00fcr, araba frenleri ve kur\u015fun ge\u00e7irmez yeleklerde kullan\u0131lan seramik plakalar gibi y\u00fcksek dayan\u0131kl\u0131l\u0131k gerektiren \u00fcr\u00fcnlerde kullan\u0131l\u0131r. Ayr\u0131ca, bu malzeme karbon fiber takviyeli silisyum karb\u00fcr (CFRC) gibi kompozit malzemelerde de bulunabilir.<\/p>\n
Silisyum karb\u00fcr, refrakter malzemelerin \u00fcretiminde vazge\u00e7ilmez bir hammaddedir. Kararl\u0131 kimyasal \u00f6zellikleri, y\u00fcksek termal iletkenli\u011fi, k\u00fc\u00e7\u00fck termal genle\u015fme katsay\u0131s\u0131 ve m\u00fckemmel a\u015f\u0131nma direnci ile kay\u0131\u015f a\u015f\u0131nd\u0131r\u0131c\u0131lar\u0131, z\u0131mpara ka\u011f\u0131d\u0131, ta\u015flama ta\u015f\u0131 tekerlekleri ve ya\u011f ta\u015f\u0131 aletleri gibi y\u00fcksek s\u0131cakl\u0131\u011fa dayan\u0131kl\u0131 a\u015f\u0131nd\u0131r\u0131c\u0131lar\u0131n yan\u0131 s\u0131ra monokristal silikon \/ polikristal silikon tak\u0131m tezgahlar\u0131 olu\u015fturmak i\u00e7in ideal bir malzemedir.<\/p>\n
Metal \u00e7ok sert ve k\u0131r\u0131lgand\u0131r, ancak y\u00fcksek termal ve mekanik kararl\u0131l\u0131\u011fa sahiptir. Karbon ve oksijen atomlar\u0131yla \u00e7evrili silikon atomlar\u0131ndan olu\u015fan bile\u015fimi, etkileyici bir erime noktas\u0131na sahip olmas\u0131n\u0131n yan\u0131 s\u0131ra \u0131s\u0131ya ve mekanik strese kar\u015f\u0131 diren\u00e7li olmas\u0131n\u0131 sa\u011flar.<\/p>\n
Saf silisyum karb\u00fcr renksizdir; end\u00fcstriyel s\u0131n\u0131flar\u0131n rengi demir, al\u00fcminyum, nitrojen veya serbest karbon katk\u0131lar\u0131 nedeniyle kahverengiden siyaha kadar de\u011fi\u015febilir. Farkl\u0131 yar\u0131 iletkenler yaratan katk\u0131lama y\u00f6ntemleri mevcuttur: \u00f6rne\u011fin n-tipi silisyum karb\u00fcr azot veya fosfor ile katk\u0131lanabilirken, p-tipi versiyonlar al\u00fcminyum, bor veya galyum katk\u0131lay\u0131c\u0131larla katk\u0131lanabilir.<\/p>\n
Silisyum karb\u00fcr yery\u00fcz\u00fcndeki en sert malzemelerden biridir. Bu \u00f6zelli\u011fi onu polis ve askeri personel taraf\u0131ndan giyilen kur\u015fun ge\u00e7irmez yelekler i\u00e7in ideal k\u0131lar ve termal \u00f6zellikleri onu \u0131s\u0131ya kar\u015f\u0131 dayan\u0131kl\u0131 hale getirir.<\/p>\n
Bunun gibi seramik malzemelerin g\u00fc\u00e7l\u00fc oldu\u011fu iyi bilinmektedir. Ayr\u0131ca, seramik m\u00fckemmel bir \u0131s\u0131 ve elektrik iletkenidir - bu da onu g\u00fc\u00e7 transist\u00f6rleri gibi elektronik uygulamalar i\u00e7in m\u00fckemmel k\u0131lar. Ayr\u0131ca, korozyon direnci de bir ba\u015fka avantajd\u0131r.<\/p>\n
Saf silisyum karb\u00fcr \u00e7ok katmanl\u0131 bir yap\u0131ya sahiptir ve her biri, her t\u00fcre kendine \u00f6zg\u00fc fiziksel karakteristik kazand\u0131ran istifleme s\u0131ralar\u0131yla ay\u0131rt edilen \u00e7e\u015fitli \u00e7oklu tiplerde veya \u00e7e\u015fitlerde bulunur - \u00f6rne\u011fin baz\u0131 formlar, karma\u015f\u0131k bir a\u011f yap\u0131s\u0131 olu\u015fturan bir silikon atomuna kovalent olarak ba\u011fl\u0131 d\u00f6rt karbon atomu aras\u0131nda kovalent ba\u011flar i\u00e7erir.<\/p>\n
Moissanite sentetik olarak \u00fcretilir ve do\u011fada nadiren bulunur, ancak k\u00fc\u00e7\u00fck miktarlarda moissanite m\u00fccevherleri bulunabilir. Y\u00fcksek s\u0131cakl\u0131klara dayanma kabiliyeti sayesinde elektrikli ara\u00e7larda \u00f6nemli bir rol oynayan mozanit, a\u011f\u0131rl\u0131k, maliyet ve karma\u015f\u0131kl\u0131k yaratan aktif so\u011futma sistemlerini azalt\u0131rken ara\u00e7lar\u0131n daha enerji verimli hale gelmesini sa\u011flar.<\/p>\n
Silisyum karb\u00fcr seramikler, a\u015f\u0131nmaya dayan\u0131kl\u0131 par\u00e7alar; \u0131s\u0131 direnci i\u00e7in refrakterler; termal genle\u015fmeyi kontrol etmek i\u00e7in refrakter malzemeler ve y\u00fcksek s\u0131cakl\u0131klarda veya voltajlarda \u00e7al\u0131\u015fan yar\u0131 iletken elektronik cihazlar gibi hem mekanik hem de termal mukavemet gerektiren uygulamalarda kullan\u0131lan \u00e7ok y\u00f6nl\u00fc oksit olmayan seramiklerdir. Silisyum karb\u00fcr\u00fcn sertli\u011fi onu bu kullan\u0131mlar i\u00e7in uygun hale getirirken, termal iletkenli\u011fi onu etkili bir \u0131s\u0131ya dayan\u0131kl\u0131 malzeme yapar. Geni\u015f kullan\u0131m yelpazesi yaln\u0131zca mekanik uygulamalar\u0131n \u00f6tesine uzan\u0131r; baz\u0131 \u00f6rnekler \u015funlard\u0131r: a\u015f\u0131nd\u0131r\u0131c\u0131lar; a\u015f\u0131nmaya dayan\u0131kl\u0131 par\u00e7alar; \u0131s\u0131 direnci i\u00e7in refrakterler; ve s\u0131ras\u0131yla y\u00fcksek s\u0131cakl\u0131klarda veya voltajlarda \u00e7al\u0131\u015fan yar\u0131 iletken elektronik cihazlar.<\/p>\n
Kristalin silisyum karb\u00fcr, d\u00f6rt silisyum ve d\u00f6rt karbon atomundan olu\u015fan iki birincil koordinasyon tetrahedras\u0131 olu\u015fturan kovalent ba\u011fl\u0131 atomlardan olu\u015fan yak\u0131n paketlenmi\u015f bir yap\u0131da olu\u015fur ve ona inan\u0131lmaz sertlik ve g\u00fc\u00e7 verir. Ne yaz\u0131k ki suda veya alkolde \u00e7\u00f6z\u00fcnmez ancak \u00e7o\u011fu organik ve inorganik asitlere\/tuzlara kar\u015f\u0131 diren\u00e7lidir (hidroflorik asit ve asit flor\u00fcrler istisnad\u0131r).<\/p>\n
Silisyum karb\u00fcr yar\u0131 iletkenler, e\u015fde\u011fer silikon (Si) olanlardan \u00e7ok daha k\u00fc\u00e7\u00fck ve daha verimli cihazlara izin veren geni\u015f bir bant aral\u0131\u011f\u0131na sahiptir ve elektrikli ara\u00e7larda g\u00fc\u00e7 elektroni\u011fi i\u00e7in kullan\u0131mlar\u0131n\u0131n yan\u0131 s\u0131ra end\u00fcstriyel s\u00fcre\u00e7lerde dijitalle\u015fme s\u00fcre\u00e7lerini destekleme olas\u0131l\u0131\u011f\u0131n\u0131 da ortaya \u00e7\u0131karmaktad\u0131r.<\/p>","protected":false},"excerpt":{"rendered":"
Silicon carbide has many applications and comes in the form of abrasives, ceramic powder and bulletproof armor. Carborundum (SiC), a […]<\/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-38","post","type-post","status-publish","format-standard","hentry","category-sic-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/siliconcarbideceramic.net\/tr\/wp-json\/wp\/v2\/posts\/38","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/siliconcarbideceramic.net\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/siliconcarbideceramic.net\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/tr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/tr\/wp-json\/wp\/v2\/comments?post=38"}],"version-history":[{"count":1,"href":"https:\/\/siliconcarbideceramic.net\/tr\/wp-json\/wp\/v2\/posts\/38\/revisions"}],"predecessor-version":[{"id":39,"href":"https:\/\/siliconcarbideceramic.net\/tr\/wp-json\/wp\/v2\/posts\/38\/revisions\/39"}],"wp:attachment":[{"href":"https:\/\/siliconcarbideceramic.net\/tr\/wp-json\/wp\/v2\/media?parent=38"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/tr\/wp-json\/wp\/v2\/categories?post=38"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/siliconcarbideceramic.net\/tr\/wp-json\/wp\/v2\/tags?post=38"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}