{"id":7106,"date":"2023-02-07T09:09:24","date_gmt":"2023-02-07T08:09:24","guid":{"rendered":"https:\/\/websrv.saske.sk\/uef\/?p=7106"},"modified":"2023-02-07T09:09:24","modified_gmt":"2023-02-07T08:09:24","slug":"nasi-vedci-vyvinuli-novy-efektivny-sposob-vyroby-supravodica","status":"publish","type":"post","link":"https:\/\/websrv.saske.sk\/uef\/nasi-vedci-vyvinuli-novy-efektivny-sposob-vyroby-supravodica\/","title":{"rendered":"Na\u0161i vedci vyvinuli nov\u00fd efekt\u00edvny sp\u00f4sob v\u00fdroby supravodi\u010da"},"content":{"rendered":"<p><b>Vedeck\u00e9mu t\u00edmu z \u00dastavu experiment\u00e1lnej fyziky SAV, v. v. i. v Ko\u0161iciach sa podarilo vytvori\u0165 nov\u00fd inovat\u00edvny sp\u00f4sob v\u00fdroby mas\u00edvneho monokry\u0161talick\u00e9ho <a><i>GdBCOAg<\/i><\/a><\/b><b>\u00a0supravodi\u010da. Tieto druhy supravodi\u010dov sa pou\u017e\u00edvaj\u00fa v\u00a0oblasti silnopr\u00fadovej elektrotechniky ako supravodiv\u00e9 permanentn\u00e9 magnety. Vyu\u017eitie n\u00e1jdu napr\u00edklad pri kon\u0161trukcii to\u010div\u00fdch elektrick\u00fdch strojov, lo\u017e\u00edsk bez trenia, levita\u010dn\u00fdch transportn\u00fdch zariaden\u00ed alebo pri v\u00fdrobe zariaden\u00ed na magnetick\u00fd transport lie\u010div. Nov\u00e1 met\u00f3da slovensk\u00fdch vedcov okrem viacer\u00fdch technick\u00fdch v\u00fdhod zni\u017euje n\u00e1klady na v\u00fdrobu a\u00a0zvy\u0161uje v\u00fd\u0165a\u017enos\u0165 produkcie. SAV h\u013ead\u00e1 priemyseln\u00fdch partnerov pre licencovanie\/predaj dan\u00e9ho rie\u0161enia.<\/b><\/p>\n<p>V\u00fdroba monokry\u0161talick\u00e9ho\u00a0<i>GdBCOAg<\/i>\u00a0supravodi\u010da je zalo\u017een\u00e1 na raste kry\u0161t\u00e1lu z\u00a0natavenej chemickej zmesi. \u201e<i>Aktu\u00e1lne sa pri v\u00fdrobe tak\u00fdchto supravodi\u010dov pou\u017e\u00edva c\u00e9r v\u00a0podobe oxidu ceri\u010dit\u00e9ho, av\u0161ak v\u00fdsledkom tohto procesu je prebytok oxidu me\u010fnat\u00e9ho, ktor\u00fd br\u00e1ni tomu, aby kry\u0161t\u00e1l dostato\u010dne nar\u00e1stol. Zostatkov\u00e1 tavenina n\u00e1sledne tuhne po obvode kry\u0161t\u00e1lu a\u00a0ke\u010f\u017ee m\u00e1 rozdielnu tepeln\u00fa roz\u0165a\u017enos\u0165 ako mas\u00edvny kry\u0161t\u00e1l, m\u00f4\u017ee to vies\u0165 k\u00a0vzniku ne\u017eelan\u00fdch trhl\u00edn v\u00a0kry\u0161t\u00e1li,\u201c<\/i> vysvet\u013euje ved\u00faci Oddelenia materi\u00e1lovej fyziky na \u00daEF SAV, v. v. i. a spoluautor patentu Ing. Pavel Diko, DrSc, akademik US Slovenska.<\/p>\n<p>Vedeck\u00fd t\u00edm zo Slovenska sk\u00famal ak\u00fdm sp\u00f4sobom je mo\u017en\u00e9 zn\u00ed\u017ei\u0165 mno\u017estvo stuhnutej taveniny. Zistili, \u017ee v\u00fdznamn\u00fa \u00falohu v\u00a0tomto procese zohr\u00e1va oxid b\u00e1rnato ceri\u010dit\u00fd.<\/p>\n<p><i>\u201ePridanie konkr\u00e9tneho mno\u017estva tejto chemickej zl\u00fa\u010deniny zn\u00ed\u017eilo objemov\u00fd podiel zvy\u0161kovej stuhnutej taveniny v porovnan\u00ed s ekvivalentn\u00fdm pr\u00eddavkom \u0161tandardne pou\u017e\u00edvan\u00e9ho oxidu ceri\u010dit\u00e9ho. Tento rozdiel v\u00fdznamne zvy\u0161uje ve\u013ekos\u0165 v\u00fdsledn\u00e9ho mas\u00edvneho kry\u0161t\u00e1lu,\u201c<\/i>\u00a0dod\u00e1va materi\u00e1lov\u00fd fyzik.<\/p>\n<p>Inovat\u00edvne rie\u0161enie vedcov z ko\u0161ick\u00e9ho pracoviska SAV prin\u00e1\u0161a viacer\u00e9 konkuren\u010dn\u00e9 v\u00fdhody. Umo\u017e\u0148uje plnohodnotn\u00e9 vyu\u017eitie lacnej\u0161ieho c\u00e9ru, v\u00fdsledn\u00fd monokry\u0161talick\u00fd supravodi\u010d dosahuje v\u00e4\u010d\u0161ie rozmery, zni\u017euje sa objemov\u00fd podiel zvy\u0161kovej stuhnutej taveniny aj dilata\u010dn\u00e9 termick\u00e9 nap\u00e4tia na rozhran\u00ed kry\u0161t\u00e1lu a stuhnutej taveniny.<\/p>\n<p>Viac inform\u00e1ci\u00ed n\u00e1jdete aj na str\u00e1nke Kancel\u00e1rie pre transfer technol\u00f3gi\u00ed \u00daradu SAV v\u00a0\u010dasti Pre firmy \u2013 Licen\u010dn\u00e9 pr\u00edle\u017eitosti \u2013<a href=\"https:\/\/ktt.sav.sk\/monokrystalicky-gdbcoag-supravodic\/\"><u>Materi\u00e1ly<\/u><\/a>.<\/p>\n<p>&nbsp;<\/p>\n<p>Na\u0161im vedcom z Oddelenia materi\u00e1lovej fyziky srde\u010dne blaho\u017eel\u00e1me!<\/p>\n<p>&nbsp;<\/p>\n<p>Prevzat\u00e9 z <a href=\"https:\/\/www.sav.sk\/?lang=sk&amp;doc=services-news&amp;source_no=20&amp;news_no=11015\">Aktuality SAV<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vedeck\u00e9mu t\u00edmu z \u00dastavu experiment\u00e1lnej fyziky SAV, v. v. i. v Ko\u0161iciach sa podarilo vytvori\u0165 nov\u00fd inovat\u00edvny sp\u00f4sob v\u00fdroby mas\u00edvneho monokry\u0161talick\u00e9ho GdBCOAg\u00a0supravodi\u010da. Tieto druhy supravodi\u010dov&#8230;<\/p>\n","protected":false},"author":11,"featured_media":7107,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/posts\/7106"}],"collection":[{"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/comments?post=7106"}],"version-history":[{"count":2,"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/posts\/7106\/revisions"}],"predecessor-version":[{"id":7109,"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/posts\/7106\/revisions\/7109"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/media\/7107"}],"wp:attachment":[{"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/media?parent=7106"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/categories?post=7106"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/tags?post=7106"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}