[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.nirvel.cz\/novy-typ-kovu-tekute-kovy\/#Article","mainEntityOfPage":"https:\/\/www.nirvel.cz\/novy-typ-kovu-tekute-kovy\/","headline":"Nov\u00fd typ kov\u016f \u2013 tekut\u00e9 kovy","name":"Nov\u00fd typ kov\u016f \u2013 tekut\u00e9 kovy","description":"Kovy jsou jedn\u00edm z nejpou\u017e\u00edvan\u011bj\u0161\u00edch materi\u00e1l\u016f v modern\u00edm sv\u011bt\u011b, kter\u00fd se nach\u00e1z\u00ed ve v\u0161em, od […]","datePublished":"2023-05-19","dateModified":"2023-05-19","author":{"@type":"Person","@id":"https:\/\/www.nirvel.cz\/author\/#Person","name":"","url":"https:\/\/www.nirvel.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/4a857923b487546550539169ba61d16e7910c692fb61fb4681a6882b9bc918c0?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/4a857923b487546550539169ba61d16e7910c692fb61fb4681a6882b9bc918c0?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"nirvel.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.nirvel.cz\/wp-content\/uploads\/img_a298442_w2222_t1508784845.jpg","url":"https:\/\/www.nirvel.cz\/wp-content\/uploads\/img_a298442_w2222_t1508784845.jpg","height":0,"width":0},"url":"https:\/\/www.nirvel.cz\/novy-typ-kovu-tekute-kovy\/","wordCount":365,"articleBody":"Kovy jsou jedn\u00edm z nejpou\u017e\u00edvan\u011bj\u0161\u00edch materi\u00e1l\u016f v modern\u00edm sv\u011bt\u011b, kter\u00fd se nach\u00e1z\u00ed ve v\u0161em, od budov po letadla a\u017e po chytr\u00e9 telefony. Zat\u00edmco v\u011bt\u0161ina kov\u016f je t\u011b\u017eena ze Zem\u011b, v\u011bdci ned\u00e1vno vytvo\u0159ili v laborato\u0159i novou generaci kov\u016f. Tyto tzv. objemn\u00e1 kovov\u00e1 skla maj\u00ed jedine\u010dn\u00e9 vlastnosti. Jsou siln\u011bj\u0161\u00ed a tvrd\u0161\u00ed ne\u017e b\u011b\u017en\u00e9 kovy, ale mohou b\u00fdt vytvo\u0159eny jako plasty. P\u0159itom te\u010dou jako med.\u00a0Tyto barevn\u00e9 materi\u00e1ly vypadaj\u00ed pouh\u00fdm okem jako b\u011b\u017en\u00e9 kovy, ale jsou hlad\u0161\u00ed a velmi leskl\u00e9. Tajemstv\u00ed jejich neobvykl\u00fdch vlastnost\u00ed souvis\u00ed s jejich strukturou na atom\u00e1rn\u00ed \u00farovni. V\u00fdzkum byl proveden pomoc\u00ed vysokoenergetick\u00e9ho rentgenov\u00e9ho z\u00e1\u0159en\u00ed, aby se odhalily n\u011bkter\u00e9 jejich vlastnosti. Byl zji\u0161t\u011bn vztah mezi atom\u00e1rn\u00ed strukturou objemov\u00fdch kovov\u00fdch skel a jejich viditeln\u00fdm visk\u00f3zn\u00edm tokem. Viskozita je bu\u010f podobn\u00e1 vod\u011b nebo medu.\u00a0\u00a0Velkoobjemov\u00e1 kovov\u00e1 skla jsou vyrobena z n\u011bkolika komponent, v\u010detn\u011b zirkonu, m\u011bdi, niklu, hlin\u00edku, zlata a platiny. Vykazuj\u00ed velmi vysokou pevnost. Jejich trval\u00e1 deformace p\u0159i oh\u00fdb\u00e1n\u00ed nebo trh\u00e1n\u00ed je velmi t\u011b\u017ece dosa\u017eiteln\u00e1, maj\u00ed toti\u017e tu vlastnost, \u017ee dok\u00e1\u017e\u00ed vst\u0159ebat mnohem v\u011bt\u0161\u00ed m\u00edru deforma\u010dn\u00ed energie ne\u017e ostatn\u00ed kovy. Mohou t\u00e9\u017e dosahovat speci\u00e1ln\u00edch podchlazen\u00fdch stav\u016f, p\u0159i kter\u00fdch jsou pr\u00e1v\u011b v tekut\u00e9 form\u011b. Takov\u00fdchto stav\u016f b\u011b\u017en\u00e9 kovy nedosahuj\u00ed. To sam\u00e9 se d\u011bje i p\u0159i vysok\u00fdch teplot\u00e1ch. D\u00e1 se tedy s nimi zach\u00e1zet jako se sklem nebo plasty. Tyto speci\u00e1ln\u00ed kovy lze foukat t\u00e9\u017e jako sklo.\u00a0Atom\u00e1rn\u00ed uspo\u0159\u00e1d\u00e1n\u00ed je n\u00e1hodn\u00e9, proto\u017ee se vyr\u00e1b\u011bj\u00ed chlazen\u00edm oh\u0159\u00e1t\u00e9ho kapaln\u00e9ho materi\u00e1lu tak rychle, \u017ee uskupen\u00ed zamrzne a nestihne se vytvarovat do odpov\u00eddaj\u00edc\u00ed m\u0159\u00ed\u017eky. Dokonce slitiny t\u011bchto kovov\u00fdch skel nepodl\u00e9haj\u00ed \u00fa\u010dink\u016fm trval\u00e9 deformace, proto\u017ee sm\u00edch\u00e1n\u00edm nepravideln\u00e9ho krystalov\u00e9ho uspo\u0159\u00e1d\u00e1n\u00ed vznikne op\u011bt nepravideln\u00e9 uspo\u0159\u00e1d\u00e1n\u00ed, tud\u00ed\u017e skluzn\u00e9 plochy na m\u0159\u00ed\u017ece nejsou p\u0159\u00edtomny.                                                                                                                                                                                                                                                                                                                                                                                        4.1\/5 - (9 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Nov\u00fd typ kov\u016f \u2013 tekut\u00e9 kovy","item":"https:\/\/www.nirvel.cz\/novy-typ-kovu-tekute-kovy\/#breadcrumbitem"}]}]