{"id":885,"date":"2008-05-29T08:58:19","date_gmt":"2008-05-29T05:58:19","guid":{"rendered":"http:\/\/www.fyysika.ee\/wordpress\/?p=885"},"modified":"2010-03-29T09:41:37","modified_gmt":"2010-03-29T06:41:37","slug":"mustad-augud-polegi-nii-mustad","status":"publish","type":"post","link":"https:\/\/www.fyysika.ee\/?p=885","title":{"rendered":"Mustad augud polegi nii mustad"},"content":{"rendered":"<p class=\"MsoNormal\"><strong>Veel viis aastat tagasi uskusid f&uuml;&uuml;sikud, et mustad augud on t&otilde;eliselt &bdquo;mustad&rdquo; st<span>&nbsp; <\/span>et neist ei eraldu&nbsp;&uuml;ldse kiirgust. <br \/>\n<\/strong>Seda arvamust &uuml;ritas muuta &uuml;ks kuulsamaid elavaid f&uuml;&uuml;sikuid &ndash; Stephen Hawking, tuues eelk&otilde;ige kvantmehhaanilistest kaalutlustest l&auml;htudesmustade aukude teooriasse <span>&nbsp;<\/span>sisse nn Hawkingi kiirguse. N&uuml;&uuml;d tegid Pennsylvania riikliku &uuml;likooli teadlased Abhay Ashtekar, Victor Tavares ja Madhavan Varadarajan sarnase avalduse, n&auml;idates oma arvutustes, et singulaarsused (st absoluutselt &quot;mustad&quot; mustad augud)&nbsp;ei saa eksisteerida (20 mai Physical Review Letter).<br \/>\nSingulaarsused on relatiivsusteoorias olulisel kohal kui punktid, kus l&otilde;ppeb neliruumi aeg. Ameerika teadlased aga n&auml;iasid l&auml;htudes kvantgavitatsioonilistest kaalutlustest, et see pole koosk&otilde;las kvantmehhaanikaga. T&ouml;&ouml; teeb erakordseks selle matemaatiline p&otilde;hjalikkus. K. Weaveri, Goddardi kosmosekeskuse astronoomi, s&otilde;nul on see esimene t&ouml;&ouml;, mis kirjeldab musta augu sisemust. T&ouml;&ouml; on ka heaks uudiseks kvantmehhaanikale kuna toetab tugevalt v&auml;idet, et informatsioon ei saa kaduda. Aga &uuml;ldrelatiivsusteooria uurijatel on p&otilde;hjust oma valemitele veel kord otsa vaadata. Asthekar ise loodab, et tema t&ouml;&ouml; v&otilde;iks olla teerajajaks Einsteini-j&auml;rgsesse relatiivsusteooriasse.<\/p>\n<p class=\"MsoNormal\">Vahendas: Tiit Sepp<br \/>\nAllikas: <em>Science<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Veel viis aastat tagasi uskusid f&uuml;&uuml;sikud, et mustad augud on t&otilde;eliselt &bdquo;mustad&rdquo; st&nbsp; et neist ei eraldu&nbsp;&uuml;ldse kiirgust. Seda arvamust &uuml;ritas muuta &uuml;ks kuulsamaid elavaid f&uuml;&uuml;sikuid &ndash; Stephen Hawking, tuues eelk&otilde;ige kvantmehhaanilistest kaalutlustest l&auml;htudesmustade aukude teooriasse &nbsp;sisse nn Hawkingi kiirguse. N&uuml;&uuml;d tegid Pennsylvania riikliku &uuml;likooli teadlased Abhay Ashtekar, Victor Tavares ja Madhavan Varadarajan sarnase avalduse, [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","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":[16],"tags":[],"class_list":{"0":"post-885","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-teadusuudis","7":"entry"},"_links":{"self":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/885","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\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=885"}],"version-history":[{"count":0,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/885\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=885"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=885"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=885"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}