Nitrid hlin\u00edku (AlN), sou\u010d\u00e1st nitrid\u016f skupiny III, se m\u016f\u017ee pochlubit v\u00fdjime\u010dn\u00fdmi vlastnostmi, v\u010detn\u011b vynikaj\u00edc\u00ed tepeln\u00e9 vodivosti, elektrick\u00e9 odolnosti, n\u00edzk\u00e9 tepeln\u00e9 rozta\u017enosti a netoxi\u010dnosti. AlN lze vyr\u00e1b\u011bt metodami, jako je p\u0159\u00edm\u00e1 nitridace a karbotermick\u00e1 redukce kovov\u00e9ho hlin\u00edku.<\/p>\n
Keramick\u00e9 substr\u00e1ty AlN spole\u010dnosti Valley Design zaji\u0161\u0165uj\u00ed rychl\u00fd odvod tepla a jsou ide\u00e1ln\u00ed volbou materi\u00e1lu pro hybridn\u00ed, v\u00fdkonov\u00e9 a RF\/mikrovlnn\u00e9 elektronick\u00e9 aplikace. D\u00edky sv\u00fdm vynikaj\u00edc\u00edm dielektrick\u00fdm zpev\u0148uj\u00edc\u00edm vlastnostem a izola\u010dn\u00edm vlastnostem jsou keramick\u00e9 substr\u00e1ty AlN vhodn\u00fdm materi\u00e1lem.<\/p>\n
Nitrid hlin\u00edku zaznamenal obrovskou popt\u00e1vku d\u00edky technologick\u00e9mu pokroku v elektronick\u00fdch za\u0159\u00edzen\u00edch a vybaven\u00ed, zejm\u00e9na d\u00edky sv\u00e9 vynikaj\u00edc\u00ed tepeln\u00e9 vodivosti, kter\u00e1 umo\u017e\u0148uje \u00fa\u010dinn\u00fd odvod tepla z elektronick\u00fdch sou\u010d\u00e1stek. Krom\u011b toho AlN chr\u00e1n\u00ed tyto komponenty p\u0159ed koroz\u00ed zp\u016fsobenou vysok\u00fdmi teplotami prost\u0159ed\u00ed a z\u00e1rove\u0148 poskytuje lep\u0161\u00ed elektrickou izolaci ne\u017e keramick\u00fd substr\u00e1t BeO.<\/p>\n
D\u00edky sv\u00e9 vynikaj\u00edc\u00ed chemick\u00e9 stabilit\u011b odol\u00e1v\u00e1 tento materi\u00e1l n\u00e1ro\u010dn\u00fdm podm\u00ednk\u00e1m, jako je oxidace, koroze kyselinami a z\u00e1sadami, aplikace p\u0159i vysok\u00fdch teplot\u00e1ch a ultrafialov\u00e9mu (UV) z\u00e1\u0159en\u00ed, nap\u0159\u00edklad v optoelektronice.<\/p>\n
Nitrid hlin\u00edku se od BeO li\u0161\u00ed t\u00edm, \u017ee je netoxick\u00fd a bezpe\u010dn\u00fd i v pr\u016fmyslov\u00e9m prost\u0159ed\u00ed, a tak\u00e9 t\u00edm, \u017ee je p\u0159\u00edmo metalizovan\u00fd pomoc\u00ed DCB (Direct Copper Bonding), co\u017e jej \u010din\u00ed zvl\u00e1\u0161t\u011b u\u017eite\u010dn\u00fdm ve v\u00fdkonov\u00e9 elektronice, VF\/mikrovlnn\u00fdch aplikac\u00edch, epitaxn\u00edm r\u016fstu polovodi\u010dov\u00fdch za\u0159\u00edzen\u00ed na b\u00e1zi nitridu galia, jako jsou VF zesilova\u010de a LED diody.<\/p>\n
Nitrid hlin\u00edku (AlNi) p\u0159edstavuje ekologicky \u0161etrnou alternativu k oxidu berylnat\u00e9mu v aplikac\u00edch hybridn\u00ed, v\u00fdkonov\u00e9 a mikrovlnn\u00e9 elektroniky, kter\u00e9 vy\u017eaduj\u00ed elektricky izoluj\u00edc\u00ed, netoxick\u00fd substr\u00e1tov\u00fd materi\u00e1l. Jeho n\u00edzk\u00fd profil tepeln\u00e9 rozta\u017enosti nav\u00edc odpov\u00edd\u00e1 profilu k\u0159em\u00edkov\u00fdch materi\u00e1l\u016f, co\u017e umo\u017e\u0148uje \u0159\u00eddit teplo a z\u00e1rove\u0148 udr\u017eovat v\u00fdkonnou elektroniku v provozu s maxim\u00e1ln\u00ed \u00fa\u010dinnost\u00ed.<\/p>\n
Nitrid hlin\u00edku slou\u017e\u00ed v optoelektronice jako substr\u00e1t pro LED diody z nitridu galia (GaN), \u010d\u00edm\u017e zlep\u0161uje v\u00fdkon a \u017eivotnost za\u0159\u00edzen\u00ed, a d\u00edky sv\u00fdm vynikaj\u00edc\u00edm vlastnostem v oblasti tepeln\u00e9ho managementu je d\u016fle\u017eitou sou\u010d\u00e1st\u00ed materi\u00e1l\u016f tepeln\u00e9ho rozhran\u00ed (TIM) a dal\u0161\u00edch izola\u010dn\u00edch vrstev.<\/p>\n
Nitrid hlin\u00edku se v\u00fdrazn\u011b li\u0161\u00ed od v\u011bt\u0161iny keramick\u00fdch materi\u00e1l\u016f, jako je nap\u0159\u00edklad zirkonem tvrzen\u00fd oxid hlinit\u00fd (ZTA), t\u00edm, \u017ee odol\u00e1v\u00e1 rychl\u00fdm zm\u011bn\u00e1m teploty, ani\u017e by utrp\u011bl tepeln\u00fd \u0161ok, a jeho vynikaj\u00edc\u00ed odolnost proti ot\u011bru z n\u011bj \u010din\u00ed vynikaj\u00edc\u00ed materi\u00e1l pro pou\u017eit\u00ed na povr\u0161\u00edch odoln\u00fdch proti opot\u0159eben\u00ed, jako jsou senzory, lo\u017eiska a sou\u010d\u00e1sti obr\u00e1b\u011bc\u00edch stroj\u016f. Krom\u011b toho jeho vynikaj\u00edc\u00ed tepeln\u00e1 vodivost zaji\u0161\u0165uje \u00fa\u010dinnou cestu pro rychl\u00fd odvod tepla v t\u011bchto n\u00e1ro\u010dn\u00fdch prost\u0159ed\u00edch a z\u00e1rove\u0148 zlep\u0161uje tribologick\u00e9 vlastnosti - co\u017e jsou z\u00e1kladn\u00ed vlastnosti za\u0159\u00edzen\u00ed ur\u010den\u00fdch pro \u00fasp\u011b\u0161n\u00fd provoz v t\u011bchto n\u00e1ro\u010dn\u00fdch prost\u0159ed\u00edch.<\/p>\n
Nitrid hlin\u00edku se m\u016f\u017ee pochlubit v\u00fdjime\u010dn\u011b n\u00edzk\u00fdm koeficientem tepeln\u00e9 rozta\u017enosti (CTE), co\u017e znamen\u00e1, \u017ee p\u0159i zm\u011bn\u00e1ch teploty nedoch\u00e1z\u00ed k jeho v\u00fdrazn\u00e9mu rozp\u00edn\u00e1n\u00ed nebo smr\u0161\u0165ov\u00e1n\u00ed, co\u017e z n\u011bj \u010din\u00ed ide\u00e1ln\u00ed materi\u00e1l pro substr\u00e1ty v aplikac\u00edch vysokorychlostn\u00ed elektroniky a osv\u011btlen\u00ed LED, kde je t\u0159eba minimalizovat produkci tepla a ztr\u00e1ty energie.<\/p>\n
Nitrid hlin\u00edku je vynikaj\u00edc\u00ed elektrick\u00fd izolant, kter\u00fd chr\u00e1n\u00ed p\u0159ed proudem a \u00fanikem energie. Proto je nitrid hlin\u00edku atraktivn\u00ed volbou pro elektronick\u00e9 substr\u00e1ty, izol\u00e1tory a komponenty, kter\u00e9 mus\u00ed b\u00fdt kompatibiln\u00ed s LED diodami na b\u00e1zi nitridu galia.<\/p>\n
AIN je ide\u00e1ln\u00ed netoxick\u00fd keramick\u00fd materi\u00e1l pro mnoho vysoce v\u00fdkonn\u00fdch aplikac\u00ed zelen\u00e9 techniky, v\u010detn\u011b trakce (vlaky a metro), v\u00fdroby energie (v\u011btrn\u00e1 energie a vodn\u00ed energie), hybridn\u00edch elektrick\u00fdch vozidel, kde se elekt\u0159ina vyroben\u00e1 p\u0159i brzd\u011bn\u00ed vrac\u00ed zp\u011bt do v\u00fdroby energie, a tak\u00e9 za\u0159\u00edzen\u00ed pro tepeln\u00fd management, jako jsou p\u00e1sky z nitridu hlin\u00edku metalizovan\u00e9 m\u011bd\u00ed nebo s\u00ed\u0165ov\u00e9 3-D struktury za\u0159\u00edzen\u00ed, kter\u00e9 spl\u0148uj\u00ed rostouc\u00ed po\u017eadavky na tepeln\u00fd management. Spole\u010dnost Surmet vyv\u00edj\u00ed nov\u00e9 produkty z nitridu hlin\u00edku, kter\u00e9 maj\u00ed \u0159e\u0161it rostouc\u00ed po\u017eadavky na tepeln\u00fd management v t\u011bchto aplikac\u00edch.<\/p>\n
Nitrid hlin\u00edku je vysoce odoln\u00fd proti korozi a je vhodn\u00fd do n\u00e1ro\u010dn\u00fdch podm\u00ednek, kam jin\u00e9 materi\u00e1ly nemohou. Odol\u00e1v\u00e1 chemick\u00e9mu p\u016fsoben\u00ed v\u011bt\u0161iny kyselin a z\u00e1sad a z\u00e1rove\u0148 se vyzna\u010duje extr\u00e9mn\u011b vysokou teplotou skeln\u00e9ho p\u0159echodu a odolnost\u00ed proti od\u011bru. Nitrid hlin\u00edku je nav\u00edc netoxick\u00fd a biokompatibiln\u00ed, tak\u017ee je vhodn\u00fd pro zdravotnick\u00e9 p\u0159\u00edstroje.<\/p>\n
Povlak nitridu hlin\u00edku lze nan\u00e1\u0161et na r\u016fzn\u00e9 substr\u00e1ty, jako je karbid wolframu nebo nerezov\u00e1 ocel, a zajistit tak antikorozn\u00ed vlastnosti a vlastnosti proti opot\u0159eben\u00ed, a byl \u00fasp\u011b\u0161n\u011b nanesen na sou\u010d\u00e1sti, jako jsou senzory akustick\u00fdch vln, lo\u017eiska a sou\u010d\u00e1sti obr\u00e1b\u011bc\u00edch stroj\u016f.<\/p>\n
Keramika z nitridu hlin\u00edku m\u00e1 mimo\u0159\u00e1dn\u011b vysokou tepelnou vodivost 170 W\/mk, co\u017e je nejvy\u0161\u0161\u00ed hodnota mezi keramick\u00fdmi materi\u00e1ly spole\u010dnosti Valley. D\u00edky sv\u00fdm elektroizola\u010dn\u00edm a dielektrick\u00fdm vlastnostem je tento materi\u00e1l vynikaj\u00edc\u00ed volbou pro desky s plo\u0161n\u00fdmi spoji; jeho n\u00edzk\u00e1 tepeln\u00e1 rozta\u017enost nav\u00edc umo\u017e\u0148uje konstrukt\u00e9r\u016fm vysoce v\u00fdkonn\u00fdch modul\u016f pou\u017e\u00edvat p\u0159i stavb\u011b modul\u016f vedle k\u0159em\u00edkov\u00fdch sou\u010d\u00e1stek tak\u00e9 keramiku z nitridu hlin\u00edku.<\/p>\n
Povlaky na b\u00e1zi oxidu hlinit\u00e9ho jsou d\u00edky sv\u00fdm vynikaj\u00edc\u00edm tribologick\u00fdm vlastnostem \u0161iroce vyu\u017e\u00edv\u00e1ny v r\u016fzn\u00fdch pr\u016fmyslov\u00fdch aplikac\u00edch, jako jsou obr\u00e1b\u011bc\u00ed n\u00e1stroje, \u0159ezn\u00e9 no\u017ee a optick\u00e9 filtry. Krom\u011b toho tento z\u00e1kladn\u00ed materi\u00e1l slou\u017e\u00ed jako z\u00e1klad pro mikroelektroniku a technologie LED osv\u011btlen\u00ed.<\/p>\n
Vysok\u00e1 pevnost nitridu hlin\u00edku z n\u011bj \u010din\u00ed vynikaj\u00edc\u00ed izola\u010dn\u00ed materi\u00e1l pro pou\u017eit\u00ed v elektronick\u00fdch aplikac\u00edch, kter\u00e9 vy\u017eaduj\u00ed vynikaj\u00edc\u00ed mechanick\u00e9 vlastnosti, jako je nap\u0159\u00edklad automobilov\u00e9 nebo leteck\u00e9 prost\u0159ed\u00ed s vysokou \u00farovn\u00ed vibrac\u00ed. D\u00edky sv\u00e9 n\u00edzk\u00e9 tepeln\u00e9 rozta\u017enosti a vlastnostem elektrick\u00e9ho odporu se teplo z desek plo\u0161n\u00fdch spoj\u016f z nitridu hlin\u00edku rychle odv\u00e1d\u00ed, tak\u017ee se nep\u0159eh\u0159\u00edvaj\u00ed a nezp\u016fsobuj\u00ed poruchy sou\u010d\u00e1stek v nich - co\u017e je obzvl\u00e1\u0161t\u011b u\u017eite\u010dn\u00e9 v prost\u0159ed\u00ed pln\u00e9m vibrac\u00ed, jako jsou automobilov\u00e9 prodejny v\u00fdrobc\u016f automobil\u016f nebo prost\u0159ed\u00ed v leteck\u00e9m pr\u016fmyslu.<\/p>\n
Tepeln\u00e1 vodivost a\u017e 170 W\/mK p\u0159i pokojov\u00e9 teplot\u011b a dielektrick\u00e9 vlastnosti \u010din\u00ed ze substr\u00e1tov\u00fdch materi\u00e1l\u016f na b\u00e1zi oxidu berylnat\u00e9ho (beO) ide\u00e1ln\u00ed alternativu pro mnoho polovodi\u010dov\u00fdch aplikac\u00ed, p\u0159i\u010dem\u017e jejich netoxick\u00e1 povaha umo\u017e\u0148uje obr\u00e1b\u011bn\u00ed bez rizika a ochrann\u00fdch masek, kter\u00e9 by byly p\u0159i pr\u00e1ci se substr\u00e1tov\u00fdmi materi\u00e1ly na b\u00e1zi beO b\u011b\u017en\u011b nutn\u00e9.<\/p>\n
Mikropr\u00e1\u0161ek a granule Tokuyama s extr\u00e9mn\u011b n\u00edzkou \u00farovn\u00ed ne\u010distot v kombinaci s jedine\u010dn\u00fdmi v\u00fdrobn\u00edmi technikami redukce nitrid\u016f pom\u00e1haj\u00ed vyr\u00e1b\u011bt slinut\u00e1 t\u011blesa s v\u00fdjime\u010dn\u00fdmi fyzik\u00e1ln\u00edmi vlastnostmi, v\u010detn\u011b vysok\u00e9 mechanick\u00e9 pevnosti, \u0159ady mo\u017enost\u00ed povrchov\u00e9 \u00fapravy a toleranc\u00ed a vysok\u00e9 tepeln\u00e9 vodivosti.<\/p>","protected":false},"excerpt":{"rendered":"
Superior Insulation and Strength – Premium Aluminum Nitride Solutions Aluminum Nitride (AlN), as part of Group III Nitrides, boasts exceptional […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","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":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","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-opacity":"","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-opacity":"","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-opacity":"","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-opacity":"","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-opacity":"","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-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[2],"tags":[],"class_list":["post-22","post","type-post","status-publish","format-standard","hentry","category-products-related"],"_links":{"self":[{"href":"https:\/\/aluminiumnitride.com\/cs\/wp-json\/wp\/v2\/posts\/22","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aluminiumnitride.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aluminiumnitride.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aluminiumnitride.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aluminiumnitride.com\/cs\/wp-json\/wp\/v2\/comments?post=22"}],"version-history":[{"count":1,"href":"https:\/\/aluminiumnitride.com\/cs\/wp-json\/wp\/v2\/posts\/22\/revisions"}],"predecessor-version":[{"id":25,"href":"https:\/\/aluminiumnitride.com\/cs\/wp-json\/wp\/v2\/posts\/22\/revisions\/25"}],"wp:attachment":[{"href":"https:\/\/aluminiumnitride.com\/cs\/wp-json\/wp\/v2\/media?parent=22"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aluminiumnitride.com\/cs\/wp-json\/wp\/v2\/categories?post=22"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aluminiumnitride.com\/cs\/wp-json\/wp\/v2\/tags?post=22"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}