{"id":810,"date":"2018-10-03T15:24:12","date_gmt":"2018-10-03T13:24:12","guid":{"rendered":"http:\/\/websrv.saske.sk\/uef\/?page_id=810"},"modified":"2026-09-11T08:37:34","modified_gmt":"2026-09-11T06:37:34","slug":"zameranie","status":"publish","type":"page","link":"https:\/\/websrv.saske.sk\/uef\/oddelenia-a-laboratoria\/laboratorium-nanomaterialov-a-aplikovaneho-magnetizmu\/zameranie\/","title":{"rendered":"Zameranie"},"content":{"rendered":"<p>Oddelenie aplikovan\u00e9ho magnetizmu a nanometeri\u00e1lov sa zameriava na v\u00fdskum, v\u00fdvoj a charakteriz\u00e1ciu nov\u00fdch feromagnetick\u00fdch materi\u00e1lov so zlep\u0161en\u00fdmi funk\u010dn\u00fdmi vlastnos\u0165ami pre r\u00f4zne technick\u00e9 aplik\u00e1cie. Hlavn\u00fd d\u00f4raz je kladen\u00fd na \u0161t\u00fadium vz\u0165ahu medzi mikro\u0161trukt\u00farou a magnetick\u00fdmi vlastnos\u0165ami, k \u010domu vyu\u017e\u00edvame \u0161irok\u00fa \u0161k\u00e1lu charakteriza\u010dn\u00fdch techn\u00edk na nano-, mikro- a\u00a0makro-\u00farovni. N\u00e1\u0161 s\u00fa\u010dasn\u00fd v\u00fdskum sa s\u00fastred\u00ed najm\u00e4 na vyu\u017eitie nov\u00fdch techn\u00edk pr\u00edpravy a tepeln\u00e9ho spracovania, ktor\u00e9 umo\u017e\u0148uj\u00fa vytvorenie cielen\u00fdch mikro\u0161trukt\u00far s\u00a0po\u017eadovan\u00fdmi fyzik\u00e1lnymi charakteristikami. Okrem tradi\u010dn\u00fdch met\u00f3d vyu\u017e\u00edvame aj nekonven\u010dn\u00e9 techniky tepeln\u00e9ho spracovania ako napr. ultra \u2013 r\u00fdchle \u017e\u00edhanie (ultra \u2013 rapid annealing) a \u017e\u00edhanie vo vysok\u00fdch magnetick\u00fdch poliach.<\/p>\n<p>V\u00a0oddelen\u00ed sa dlhodobo zameriavame na v\u00fdskum amorfn\u00fdch a nanokry\u0161talick\u00fdch zliatin pripravovan\u00fdch riadenou kry\u0161taliz\u00e1ciou amorfn\u00fdch prekurzorov. Okrem vysok\u00fdch hodn\u00f4t magnetickej indukcie sa tieto zliatiny vyzna\u010duj\u00fa vynikaj\u00facimi\u00a0 magneticky m\u00e4kk\u00fdmi charakteristikami medzi ktor\u00e9 patr\u00ed vysok\u00e1 permeabilita, n\u00edzke hodnoty koercit\u00edvneho po\u013ea a mal\u00e9 energetick\u00e9 straty. T\u00e1to kombin\u00e1cia vlastnost\u00ed z nich rob\u00ed atrakt\u00edvne materi\u00e1ly pre \u0161irok\u00e9 spektrum aplik\u00e1ci\u00ed ako s\u00fa napr\u00edklad \u00a0vysokofrekven\u010dn\u00e9 transform\u00e1tory, elektrick\u00e9 motory, magnetick\u00e9 tienenie a r\u00f4zne komponenty elektronick\u00fdch zariaden\u00ed. Amorfn\u00e9 a nanokry\u0161talick\u00e9 magneticky m\u00e4kk\u00e9 zliatiny s\u00fa predmetom n\u00e1\u0161ho z\u00e1ujmu aj kv\u00f4li vyu\u017eitiu vo vysokocitliv\u00fdch magnetick\u00fdch senzoroch. Typick\u00fdmi pr\u00edkladmi s\u00fa flux-gate senzory a GMI senzory zalo\u017een\u00e9 na jave obrovskej magnetoimpedancie (GMI \u2013 giant magnetoimpedance). \u010cas\u0165 n\u00e1\u0161ho v\u00fdskumu je venovan\u00e1 aj \u00a0nov\u00fdm feromagnetick\u00fdm nano\u010dasticov\u00fdm syst\u00e9mom a v\u00fdvoju permanentn\u00fdch magnetov s\u00a0redukovan\u00fdm obsahom vz\u00e1cnych zemin a in\u00fdch kritick\u00fdch prvkov.<\/p>\n<div id=\"attachment_3478\" style=\"width: 307px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-3478\" class=\" wp-image-3478\" src=\"http:\/\/websrv.saske.sk\/uef\/wp-content\/uploads\/2019\/12\/LNAM_HRTEM_FeNiNbB.jpg\" alt=\"HRTEM FeNiNbB\" width=\"297\" height=\"302\" srcset=\"https:\/\/websrv.saske.sk\/uef\/wp-content\/uploads\/2019\/12\/LNAM_HRTEM_FeNiNbB.jpg 487w, https:\/\/websrv.saske.sk\/uef\/wp-content\/uploads\/2019\/12\/LNAM_HRTEM_FeNiNbB-295x300.jpg 295w\" sizes=\"auto, (max-width: 297px) 100vw, 297px\" \/><p id=\"caption-attachment-3478\" class=\"wp-caption-text\">HRTEM sn\u00edmka nanokry\u0161talickej FeNiNbB zliatiny<\/p><\/div>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Oddelenie aplikovan\u00e9ho magnetizmu a nanometeri\u00e1lov sa zameriava na v\u00fdskum, v\u00fdvoj a charakteriz\u00e1ciu nov\u00fdch feromagnetick\u00fdch materi\u00e1lov so zlep\u0161en\u00fdmi funk\u010dn\u00fdmi vlastnos\u0165ami pre r\u00f4zne technick\u00e9 aplik\u00e1cie. Hlavn\u00fd d\u00f4raz&#8230;<\/p>\n","protected":false},"author":4,"featured_media":0,"parent":573,"menu_order":10,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-810","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/pages\/810","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/comments?post=810"}],"version-history":[{"count":34,"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/pages\/810\/revisions"}],"predecessor-version":[{"id":10191,"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/pages\/810\/revisions\/10191"}],"up":[{"embeddable":true,"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/pages\/573"}],"wp:attachment":[{"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/media?parent=810"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}