{"id":25018,"date":"2012-02-08T01:15:27","date_gmt":"2012-02-07T22:15:27","guid":{"rendered":"http:\/\/www.fyysika.ee\/uudised\/?p=25018"},"modified":"2012-02-13T19:41:19","modified_gmt":"2012-02-13T16:41:19","slug":"labimurre-andmesalvestuses","status":"publish","type":"post","link":"https:\/\/www.fyysika.ee\/?p=25018","title":{"rendered":"L\u00e4bimurre andmesalvestuses"},"content":{"rendered":"<p><strong>Rahvusvaheline teadlaster\u00fchm demonstreeris uut magnetilist andmesalvestusmeetodit, mis v\u00f5imaldab andmeid salvestada tuhat kordi kiiremini kui olemasolevad k\u00f5vaketta tehnoloogiad.<\/strong><\/p>\n<div id=\"attachment_25022\" style=\"width: 310px\" class=\"wp-caption alignleft\"><a href=\"http:\/\/www.fyysika.ee\/uudised\/wp-content\/uploads\/2012\/02\/doc-071210-art-3.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-25022\" class=\"size-medium wp-image-25022\" title=\"doc-071210-art-3\" src=\"http:\/\/www.fyysika.ee\/uudised\/wp-content\/uploads\/2012\/02\/doc-071210-art-3-300x224.jpg\" alt=\"\" width=\"300\" height=\"224\" srcset=\"https:\/\/www.fyysika.ee\/wp-content\/uploads\/2012\/02\/doc-071210-art-3-300x224.jpg 300w, https:\/\/www.fyysika.ee\/wp-content\/uploads\/2012\/02\/doc-071210-art-3-250x186.jpg 250w, https:\/\/www.fyysika.ee\/wp-content\/uploads\/2012\/02\/doc-071210-art-3.jpg 400w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-25022\" class=\"wp-caption-text\">Arvuti k\u00f5vaketas.<\/p><\/div>\n<p>Teadlased avastasid, et andmeid saab salvestada ka ainult soojuse abil &#8211; idee, mis varem tundus t\u00e4iesti kujuteldamatu. Uurijate s\u00f5nul ei muuda antud avastus mitte ainult magnetilisi salvestusseadmeid kiiremaks, vaid ka energias\u00e4\u00e4stlikemaks, kirjutab <a href=\"http:\/\/www.physorg.com\/news\/2012-02-physicists-magnetic-breakthrough.html\">Physorg.com<\/a>.<\/p>\n<p>,,Selle asemel, et kasutada magnetilisele materjalile andmete salvestamiseks magnetv\u00e4lja, rakendasime me palju tugevamaid sisej\u00f5ude ning salvestasime informatsiooni puhtalt soojuse abil. Selle revolutsioonilise meetodi abil on v\u00f5imalik \u00fche sekundi jooksul savestada andmeid lausa terabaitides &#8211; ligi tuhat korda kiiremini kui olemasolevad tehnoloogiad seda v\u00f5imaldavad,&#8221; s\u00f5nas<strong> Thomas Ostler<\/strong>, Yorgi \u00dclikooli f\u00fc\u00fcsik ning uurimust juhendanud teadlane. ,,Kuna antud protsessis pole magnetv\u00e4lja vaja kasutada, siis tarbitakse ka v\u00e4hem energiat,&#8221; lisas ta.<\/p>\n<p>,,Juba sajandeid on arvatud, et soojus v\u00f5ib magnetilist korrastatust vaid rikkuda. N\u00fc\u00fcd aga \u00f5nnestus meile edukalt demonsteerida, et see v\u00f5ib hoopiski olla piisav stiimul, mille abil magnetilisele materjalile informatsiooni salvestada,&#8221; lausus <strong>Dr Alexey Kimel<\/strong>, \u00fcks uurimuses osalenud teadlasi.<\/p>\n<p>Kaasaegsed magnetilised salvestustehnoloogiad kasutavad \u00e4ra p\u00f5him\u00f5tet, et magneti l\u00f5unapoolus t\u00f5mbub teise magneti p\u00f5hjapooluse suunas, kuid et samad poolused t\u00f5ukuvad. Senini on arvatud, et \u00fche biti informatsiooni salvestamiseks (magneti pooluste p\u00f6\u00f6ramisel) on vaja rakendada magnetile v\u00e4list magnetv\u00e4lja. Mida tugevam antud magnetv\u00e4li on, seda kiirem on ka \u00fche biti informatsiooni salvestamine.<\/p>\n<p>Antud uurimuses demonstreerisid aga teadlased, et magneti p\u00f5hja- ja l\u00f5unapooluse saab \u00fcmber p\u00f6\u00f6rata ka hetkelise soojusimpulsi abil &#8211; protsess, milles kasutatakse \u00e4ra magnetilise aine palju tugevamaid sisej\u00f5ude.<\/p>\n<p><a href=\"http:\/\/www.physorg.com\/news\/2012-02-physicists-magnetic-breakthrough.html\">Allikas<\/a><\/p>\n<p>Teadusartikkel: &#8220;<a href=\"http:\/\/www.nature.com\/ncomms\/journal\/v3\/n2\/full\/ncomms1666.html\">Ultrafast heating as a sufficient stimulus for magnetization reversal in a ferrimagnet<\/a>&#8220;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Rahvusvaheline teadlaster\u00fchm demonstreeris uut magnetilist andmesalvestusmeetodit, mis v\u00f5imaldab andmeid salvestada tuhat kordi kiiremini kui olemasolevad k\u00f5vaketta tehnoloogiad. Teadlased avastasid, et andmeid saab salvestada ka ainult soojuse abil &#8211; idee, mis varem tundus t\u00e4iesti kujuteldamatu. Uurijate s\u00f5nul ei muuda antud avastus mitte ainult magnetilisi salvestusseadmeid kiiremaks, vaid ka energias\u00e4\u00e4stlikemaks, kirjutab Physorg.com. ,,Selle asemel, et kasutada magnetilisele [&hellip;]<\/p>\n","protected":false},"author":32,"featured_media":25022,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[31,16],"tags":[150],"class_list":{"0":"post-25018","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-rakenduslik-teadus","8":"category-teadusuudis","9":"tag-magnetmaterjalid","10":"entry"},"_links":{"self":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/25018","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/users\/32"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=25018"}],"version-history":[{"count":0,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/25018\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/media\/25022"}],"wp:attachment":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=25018"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=25018"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=25018"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}