Karbid k\u0159em\u00edku je tvrd\u00e1 a kovalentn\u011b v\u00e1zan\u00e1 slou\u010denina k\u0159em\u00edku a uhl\u00edku, kter\u00e1 se \u010dasto vyr\u00e1b\u00ed jako pr\u00e1\u0161ek nebo pevn\u00e1 hmota pro aplikace vy\u017eaduj\u00edc\u00ed vysokou odolnost, jako jsou automobilov\u00e9 brzdy, spojky a keramick\u00e9 desky pou\u017e\u00edvan\u00e9 v nepr\u016fst\u0159eln\u00fdch vest\u00e1ch.<\/p>\n
Mol\u00e1rn\u00ed hmotnost se vypo\u010d\u00edt\u00e1v\u00e1 na z\u00e1klad\u011b vzorce a prvk\u016f periodick\u00e9 tabulky prvk\u016f a vyjad\u0159uje jejich relativn\u00ed hmotnost, co\u017e se \u010dasto pou\u017e\u00edv\u00e1 p\u0159i v\u00fdrob\u011b drah\u00fdch kamen\u016f.<\/p>\n
Karbid k\u0159em\u00edku (ozna\u010dovan\u00fd tak\u00e9 jako karborundum) je anorganick\u00e1 chemick\u00e1 slou\u010denina slo\u017een\u00e1 z pevn\u00e9ho k\u0159em\u00edku a uhl\u00edku. Poprv\u00e9 byl vyroben v roce 1891 Edwardem Goodrichem Achesonem zah\u0159\u00edv\u00e1n\u00edm j\u00edlu (k\u0159emi\u010ditanu hlinit\u00e9ho) a pr\u00e1\u0161kov\u00e9ho koksu (uhl\u00edku). Po v\u00fdrob\u011b krystalizuje jako \u017elut\u00e9 a\u017e zelen\u00e9 a\u017e modro\u010dern\u00e9 nekovov\u00e9 krystaly se sublimuj\u00edc\u00edm rozkladem p\u0159i teplot\u011b 2700 \u00b0C; jeho hustota je 3,21 g cm-3 a z\u016fst\u00e1v\u00e1 nerozpustn\u00fd ve vod\u011b, zat\u00edmco je rozpustn\u00fd v alk\u00e1li\u00edch nebo \u017eeleze.<\/p>\n
Z komer\u010dn\u00edho hlediska se nej\u010dast\u011bji vyr\u00e1b\u011bj\u00ed granulovan\u00e9 v\u00fdrobky ze slinut\u00e9ho oxidu k\u0159emi\u010dit\u00e9ho, kter\u00e9 se pou\u017e\u00edvaj\u00ed jako brusivo nebo jako surovina pro pr\u016fmyslov\u00e9 pece. Stupe\u0148 9 Mohsovy stupnice ozna\u010duje jeho extr\u00e9mn\u011b tvrd\u00e9 slo\u017een\u00ed jako mimo\u0159\u00e1dn\u011b tvrd\u00e9ho materi\u00e1lu, kter\u00fd vykazuje vynikaj\u00edc\u00ed tavn\u00e9 vlastnosti s n\u00edzkou tepelnou rozta\u017enost\u00ed, vynikaj\u00edc\u00ed vlastnosti elektrick\u00e9 vodivosti jako polovodi\u010dov\u00fd polovodi\u010d, silnou odolnost proti korozi a ot\u011bru s vynikaj\u00edc\u00ed \u00fanavovou odolnost\u00ed a silnou odolnost\u00ed proti n\u00e1razu.<\/p>\n
Karbid k\u0159em\u00edku se jako jedno z p\u016fvodn\u00edch hromadn\u011b vyr\u00e1b\u011bn\u00fdch brusiv v roce 1893 ji\u017e dlouho pou\u017e\u00edv\u00e1 jako \u00fa\u010dinn\u00e9 brusivo. D\u00edky sv\u00e9 tvrdosti se hojn\u011b pou\u017e\u00edv\u00e1 v \u0159ezn\u00fdch n\u00e1stroj\u00edch a keramick\u00fdch desk\u00e1ch nepr\u016fst\u0159eln\u00fdch vest; pou\u017e\u00edv\u00e1 se i v elektronick\u00fdch aplikac\u00edch, jako jsou sv\u011bteln\u00e9 diody a detektory, kter\u00e9 se nach\u00e1zej\u00ed v ran\u00fdch r\u00e1di\u00edch. P\u0159irozen\u011b se vyskytuj\u00edc\u00ed moissanit lze nal\u00e9zt tak\u00e9 v n\u011bkter\u00fdch nalezi\u0161t\u00edch meteorit\u016f nebo korundu, ale v\u011bt\u0161ina dnes prod\u00e1van\u00e9ho karbidu k\u0159em\u00edku je vyr\u00e1b\u011bna synteticky.<\/p>\n
Azbestov\u00fd prach m\u00e1 n\u00edzk\u00fd toxikologick\u00fd profil a p\u0159i vdechov\u00e1n\u00ed lidmi by nem\u011bl p\u0159edstavovat v\u00fdznamnou zdravotn\u00ed hrozbu, i kdy\u017e u n\u011bkter\u00fdch exponovan\u00fdch pracovn\u00edk\u016f m\u016f\u017ee vyvolat podr\u00e1\u017ed\u011bn\u00ed a respira\u010dn\u00ed p\u0159\u00edznaky; bylo dokonce zji\u0161t\u011bno, \u017ee m\u011bn\u00ed p\u0159\u00edpady inhala\u010dn\u00ed tuberkul\u00f3zy; nen\u00ed v\u0161ak zn\u00e1mo, \u017ee by byl mutagenn\u00ed; m\u011bn\u00ed pr\u016fb\u011bh bronchitidy, ale ne astmatu nebo chronick\u00e9 obstruk\u010dn\u00ed plicn\u00ed nemoci, a nevy\u017eaduje zvl\u00e1\u0161tn\u00ed metody likvidace ani \u017e\u00e1dn\u00e9 zvl\u00e1\u0161tn\u00ed podm\u00ednky skladov\u00e1n\u00ed (mus\u00ed v\u0161ak z\u016fstat such\u00fd, pokud je skladov\u00e1n mimo dosah vody), co\u017e vy\u017eaduje spr\u00e1vn\u00e9 skladov\u00e1n\u00ed, pokud nem\u00e1 p\u0159ij\u00edt do p\u0159\u00edm\u00e9ho kontaktu s vodou;<\/p>\n
Karbid k\u0159em\u00edku je tvrd\u00e1 chemick\u00e1 slou\u010denina k\u0159em\u00edku a uhl\u00edku, kter\u00e1 se v p\u0159\u00edrod\u011b vyskytuje jako velmi vz\u00e1cn\u00fd miner\u00e1l moissanit, ale od roku 1893 se masov\u011b vyr\u00e1b\u00ed jako brusivo. Krom\u011b toho lze tuto tvrdou l\u00e1tku pomoc\u00ed technologie sp\u00e9k\u00e1n\u00ed spojovat a vytv\u00e1\u0159et z n\u00ed tvrdou keramiku pro vysoce odoln\u00e9 aplikace, jako jsou brzdov\u00e9 kotou\u010de automobil\u016f nebo nepr\u016fst\u0159eln\u00e9 vesty; z tohoto materi\u00e1lu se tak\u00e9 vyr\u00e1b\u011bj\u00ed \u0159ezn\u00e9 n\u00e1stroje a dal\u0161\u00ed za\u0159\u00edzen\u00ed ur\u010den\u00e1 k odol\u00e1v\u00e1n\u00ed extr\u00e9mn\u00edm teplot\u00e1m.<\/p>\n
Atomov\u00e1 struktura karbidu k\u0159em\u00edku je t\u011bsn\u011b uspo\u0159\u00e1dan\u00e1, p\u0159i\u010dem\u017e ka\u017ed\u00fd atom k\u0159em\u00edku a uhl\u00edku je kovalentn\u011b v\u00e1z\u00e1n na t\u0159i dal\u0161\u00ed atomy pomoc\u00ed kovalentn\u00edch vazeb. Toto uspo\u0159\u00e1d\u00e1n\u00ed vytv\u00e1\u0159\u00ed zaj\u00edmav\u00fd polovodi\u010d se zaj\u00edmav\u00fdmi elektrick\u00fdmi vlastnostmi; odpor se v r\u016fzn\u00fdch slo\u017een\u00edch li\u0161\u00ed a\u017e o sedm \u0159\u00e1d\u016f. Karbid k\u0159em\u00edku je neho\u0159lav\u00fd a nereaktivn\u00ed; je v\u0161ak rozpustn\u00fd v z\u00e1sad\u00e1ch, jako je NaOH\/KOH, a tak\u00e9 v \u017eeleze; z\u016fst\u00e1v\u00e1 v\u0161ak nerozpustn\u00fd ve vod\u011b.<\/p>\n
Karbid k\u0159em\u00edku m\u00e1 molekulovou hmotnost 3,21 g cm-3 a vyskytuje se jako tmav\u011b \u0161ed\u00e1 a\u017e \u010dern\u00e1 krystalick\u00e1 l\u00e1tka s leskl\u00fdm povrchem, n\u00edzkou tepelnou rozta\u017enost\u00ed a vynikaj\u00edc\u00edmi vodivostn\u00edmi vlastnostmi. M\u00e1 teplotu t\u00e1n\u00ed 2700 \u00b0C a lze jej snadno tavit.<\/p>\n
D\u00edky sv\u00e9mu hust\u00e9mu slo\u017een\u00ed a kl\u00ed\u010dov\u00fdm vlastnostem lze epoxidov\u00e9 prysky\u0159ice vyu\u017e\u00edt v mnoha n\u00e1ro\u010dn\u00fdch aplikac\u00edch. Mezi b\u011b\u017en\u00e9 p\u0159\u00edklady pat\u0159\u00ed 3D tisk, energetick\u00e9 technologie, v\u00fdroba pap\u00edru a jako brusivo. D\u00e1le lze epoxidov\u00e9 prysky\u0159ice vyu\u017e\u00edt v dynamick\u00e9 t\u011bsnic\u00ed technice vyu\u017e\u00edvaj\u00edc\u00ed t\u0159ec\u00ed lo\u017eiska nebo mechanick\u00e9 ucp\u00e1vky (u \u010derpadel nebo pohonn\u00fdch syst\u00e9m\u016f).<\/p>\n
Karbid k\u0159em\u00edku m\u00e1 d\u00edky sv\u00e9mu hust\u00e9mu slo\u017een\u00ed a schopnosti odol\u00e1vat extr\u00e9mn\u00edm teplot\u00e1m mnoho aplikac\u00ed. Jeho tepeln\u00e1 rozta\u017enost je obecn\u011b ni\u017e\u0161\u00ed ne\u017e u v\u011bt\u0161iny kov\u016f, co\u017e umo\u017e\u0148uje jeho pou\u017eit\u00ed ve velmi hork\u00e9m prost\u0159ed\u00ed. Krom\u011b toho jej lze d\u00edky jeho pevnosti pou\u017e\u00edt i pro v\u00fdrobu t\u011b\u017ek\u00fdch pr\u016fmyslov\u00fdch za\u0159\u00edzen\u00ed a stroj\u016f. Existuj\u00ed toxikologicky bezpe\u010dn\u00e9 metody likvidace - prach vznikaj\u00edc\u00ed p\u0159i obr\u00e1b\u011bn\u00ed nebo brou\u0161en\u00ed v\u0161ak m\u016f\u017ee dr\u00e1\u017edit o\u010di nebo d\u00fdchac\u00ed \u00fastroj\u00ed, zat\u00edmco dlouhodob\u00e1 expozice m\u016f\u017ee v\u00e9st k fibr\u00f3ze plic.<\/p>\n
Karbid k\u0159em\u00edku m\u00e1 specifickou hmotnost 3,2 g\/cm3. Vyzna\u010duje se vysokou teplotou sublimace a nepropustnost\u00ed za norm\u00e1ln\u00edho tlaku, tak\u017ee je vhodn\u00fd pro lo\u017eiskov\u00e9 aplikace p\u0159i zv\u00fd\u0161en\u00fdch teplot\u00e1ch. D\u00edky vysok\u00e9 teplot\u011b t\u00e1n\u00ed a vynikaj\u00edc\u00edm pevnostn\u00edm vlastnostem se s oblibou pou\u017e\u00edvaj\u00ed odl\u00e9vac\u00ed materi\u00e1ly z karbidu k\u0159em\u00edku. Krom\u011b toho se karbid k\u0159em\u00edku m\u016f\u017ee pochlubit tak\u00e9 vynikaj\u00edc\u00ed tepelnou vodivost\u00ed i pr\u016fraznou pevnost\u00ed v elektrick\u00e9m poli, tak\u017ee je vhodn\u00fd jako polovodi\u010dov\u00fd materi\u00e1l.<\/p>\n
Edward Acheson jako prvn\u00ed v\u011bdec um\u011ble syntetizoval karbid k\u0159em\u00edku v roce 1891 zah\u0159\u00edv\u00e1n\u00edm sm\u011bsi j\u00edlu a pr\u00e1\u0161kov\u00e9ho koksu v \u017eelezn\u00e9 misce za pou\u017eit\u00ed oby\u010dejn\u00e9ho uhl\u00edkov\u00e9ho obloukov\u00e9ho sv\u011btla jako elektrody. Acheson pot\u00e9 objevil jasn\u011b zelen\u00e9 krystaly se zna\u010dnou tvrdost\u00ed p\u0159ipom\u00ednaj\u00edc\u00ed diamant; Acheson t\u00e9to nov\u00e9 slou\u010denin\u011b p\u0159ezd\u00edval karborundum kv\u016fli jej\u00ed podobnosti s p\u0159\u00edrodn\u00edmi formami oxidu hlinit\u00e9ho zn\u00e1m\u00fdmi jako lo\u017eiska miner\u00e1lu korund.<\/p>\n
Od komer\u010dn\u00ed v\u00fdroby Achesonovou metodou v roce 1904 se krystaly karbidu k\u0159em\u00edku vyr\u00e1b\u011bj\u00ed komer\u010dn\u011b r\u016fzn\u00fdmi postupy. Nap\u0159\u00edklad jeho rozpou\u0161t\u011bn\u00edm v roztaven\u00e9m hlin\u00edku lze z\u00edskat oxid hlinit\u00fd, zat\u00edmco zah\u0159\u00edv\u00e1n\u00ed oxidu k\u0159emi\u010dit\u00e9ho s uhl\u00edkem v elektrick\u00e9 peci vedlo k zah\u0159\u00edv\u00e1n\u00ed oxidu k\u0159emi\u010dit\u00e9ho, dokud nedojde ke sr\u00e1\u017een\u00ed uhl\u00edku, a jeho n\u00e1sledn\u00e9mu rozemlet\u00ed na pr\u00e1\u0161ek pro pr\u016fmyslov\u00e9 pou\u017eit\u00ed jako brusiva.<\/p>\n
Karbid k\u0159em\u00edku se rychle stal jedn\u00edm z nej\u010dast\u011bji pou\u017e\u00edvan\u00fdch materi\u00e1l\u016f. Slou\u017e\u00ed jako ned\u00edln\u00e1 sou\u010d\u00e1st brusn\u00fdch kotou\u010d\u016f a dal\u0161\u00edch brusn\u00fdch v\u00fdrobk\u016f, jako jsou pap\u00edrov\u00e9 a l\u00e1tkov\u00e9 v\u00fdrobky s brusivem, v\u00fdroba vysokoteplotn\u00edch cihel a \u017e\u00e1ruvzdorn\u00fdch materi\u00e1l\u016f, s tvrdost\u00ed srovnatelnou s diamantem. Krom\u011b toho se d\u00edky sv\u00fdm lomov\u00fdm vlastnostem dob\u0159e hod\u00ed pro vysokopevnostn\u00ed obr\u00e1b\u011bn\u00ed.<\/p>\n
Karbid k\u0159em\u00edku krystalizuje do extr\u00e9mn\u011b t\u011bsn\u00e9 struktury slo\u017een\u00e9 z kovalentn\u011b v\u00e1zan\u00fdch atom\u016f k\u0159em\u00edku a uhl\u00edku uspo\u0159\u00e1dan\u00fdch do dvou prim\u00e1rn\u00edch koordina\u010dn\u00edch tetraedr\u016f, z nich\u017e ka\u017ed\u00fd se skl\u00e1d\u00e1 ze \u010dty\u0159 vz\u00e1jemn\u011b v\u00e1zan\u00fdch atom\u016f k\u0159em\u00edku a \u010dty\u0159 atom\u016f uhl\u00edku. Tyto tetraedry mohou b\u00fdt r\u016fzn\u011b poskl\u00e1d\u00e1ny nebo orientov\u00e1ny a vytv\u00e1\u0159ej\u00ed polytypy s odli\u0161n\u00fdmi elektronick\u00fdmi p\u00e1smov\u00fdmi mezerami; ka\u017ed\u00fd typ vykazuje vlastn\u00ed po\u0159ad\u00ed poskl\u00e1d\u00e1n\u00ed tetraedr\u016f, kter\u00e9 m\u00e1 za n\u00e1sledek r\u016fzn\u00e9 chemick\u00e9 a fyzik\u00e1ln\u00ed vlastnosti.<\/p>\n
Teplota t\u00e1n\u00ed SiC je 2 730 \u00b0C. Obvykle se vyskytuje jako \u017elutozelen\u00e1 a\u017e modro\u010dern\u00e1 krystalick\u00e1 slou\u010denina s pr\u016fm\u011brnou hustotou 3,21 g\/cm3. \u010cist\u00fd SiC je nerozpustn\u00fd ve vod\u011b, ale rozpou\u0161t\u00ed se v siln\u00fdch alk\u00e1li\u00edch, jako jsou NaOH a KOH, a tak\u00e9 v \u017eeleze roztaven\u00e9m do kapaln\u00e9 formy. Krom\u011b toho z\u016fst\u00e1v\u00e1 SiC nerozpustn\u00fd pro siln\u00e9 kyseliny, jako je kyselina fluorovod\u00edkov\u00e1, kter\u00e1 jej zcela rozpust\u00ed.<\/p>\n
Krystalov\u00e1 struktura karbidu k\u0159em\u00edku je tetraedrick\u00e1, p\u0159i\u010dem\u017e ka\u017ed\u00fd atom k\u0159em\u00edku se v\u00e1\u017ee na \u010dty\u0159i atomy uhl\u00edku v propojen\u00e9m uspo\u0159\u00e1d\u00e1n\u00ed zn\u00e1m\u00e9m jako tetraedrick\u00e1 vazebn\u00e1 konfigurace. Tato jedine\u010dn\u00e1 konfigurace vazeb prop\u016fj\u010duje karbidu k\u0159em\u00edku jedine\u010dnou tvrdost srovnatelnou s tvrdost\u00ed diamant\u016f. Karbid k\u0159em\u00edku existuje jako r\u016fzn\u00e9 polytypy nebo formy s odli\u0161nou krystalovou strukturou a vlastnostmi, kter\u00e9 lze rozd\u011blit do skupin alfa a beta; forma alfa (a-SiC) se tvo\u0159\u00ed p\u0159i vy\u0161\u0161\u00edch teplot\u00e1ch s hexagon\u00e1ln\u00ed krystalovou strukturou, zat\u00edmco formy beta (b-SiC) se tvo\u0159\u00ed p\u0159i ni\u017e\u0161\u00edch teplot\u00e1ch a maj\u00ed krystalovou strukturu typu zinkov\u00e9 sm\u011bsi podobnou diamant\u016fm.<\/p>\n
Karbid k\u0159em\u00edku poprv\u00e9 vytvo\u0159il americk\u00fd vyn\u00e1lezce Edward G. Acheson v roce 1891. Acheson zah\u0159\u00edval sm\u011bs hl\u00edny a pr\u00e1\u0161kov\u00e9ho koksu v \u017eelezn\u00e9 misce, p\u0159i\u010dem\u017e jako elektrody pou\u017e\u00edval jak ji, tak oby\u010dejn\u00e9 uhl\u00edkov\u00e9 obloukov\u00e9 sv\u011btlo; kdy\u017e sv\u016fj pokus dokon\u010dil, pozoroval na jedn\u00e9 elektrod\u011b tohoto uhl\u00edkov\u00e9ho obloukov\u00e9ho sv\u011btla jasn\u011b zelen\u00e9 krystaly s tvrdost\u00ed srovnatelnou s diamanty; Acheson tuto novou l\u00e1tku pojmenoval Carborundum podle latinsk\u00e9ho v\u00fdrazu pro \u201caluminu\u201d, co\u017e je jej\u00ed p\u0159irozen\u00e1 miner\u00e1ln\u00ed forma - v roce 1892 na ni proto podal \u017e\u00e1dost o americk\u00fd patent.<\/p>\n
Karbid k\u0159em\u00edku m\u00e1 \u0161irok\u00e9 uplatn\u011bn\u00ed v mnoha pr\u016fmyslov\u00fdch odv\u011btv\u00edch, od taven\u00ed ne\u017eelezn\u00fdch kov\u016f a skla, v\u00fdroby plaven\u00e9ho skla, tepeln\u00e9ho zpracov\u00e1n\u00ed oceli a litiny, v\u00fdroby keramiky a elektronick\u00fdch sou\u010d\u00e1stek, korozivzdorn\u00e9 vlastnosti jsou obzvl\u00e1\u0161t\u011b cenn\u00e9 v prost\u0159ed\u00ed s vysokou teplotou a tlakem - jak je vid\u011bt u automobilov\u00fdch brzd\/spojek a nepr\u016fst\u0159eln\u00fdch vest, kter\u00e9 jej vyu\u017e\u00edvaj\u00ed. Karbid k\u0159em\u00edku z\u016fst\u00e1v\u00e1 jedn\u00edm z nejtvrd\u0161\u00edch modern\u00edch keramick\u00fdch materi\u00e1l\u016f, kter\u00e9 se dnes pou\u017e\u00edvaj\u00ed, s v\u00fdjime\u010dn\u00fdmi korozivzdorn\u00fdmi vlastnostmi, d\u00edky nim\u017e je vhodn\u00fd pro taven\u00ed ne\u017eelezn\u00fdch kov\u016f\/skel, jako\u017e i pro prost\u0159ed\u00ed s vysokou teplotou\/tlakem, kter\u00e9 umo\u017e\u0148uje jeho vyu\u017eit\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"
Silicon carbide is a hard and covalently-bonded compound of silicon and carbon that is often manufactured as either powder or solid masses for applications requiring high endurance, such as car brakes, clutches and ceramic plates used in bulletproof vests. Molar mass is calculated based on its formula and periodic table elements to represent its relative […]<\/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-436","post","type-post","status-publish","format-standard","hentry","category-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/ceramicatijolart.com\/cs\/wp-json\/wp\/v2\/posts\/436","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ceramicatijolart.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ceramicatijolart.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ceramicatijolart.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ceramicatijolart.com\/cs\/wp-json\/wp\/v2\/comments?post=436"}],"version-history":[{"count":1,"href":"https:\/\/ceramicatijolart.com\/cs\/wp-json\/wp\/v2\/posts\/436\/revisions"}],"predecessor-version":[{"id":437,"href":"https:\/\/ceramicatijolart.com\/cs\/wp-json\/wp\/v2\/posts\/436\/revisions\/437"}],"wp:attachment":[{"href":"https:\/\/ceramicatijolart.com\/cs\/wp-json\/wp\/v2\/media?parent=436"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ceramicatijolart.com\/cs\/wp-json\/wp\/v2\/categories?post=436"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ceramicatijolart.com\/cs\/wp-json\/wp\/v2\/tags?post=436"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}