{"id":9146,"date":"2025-06-05T11:32:38","date_gmt":"2025-06-05T09:32:38","guid":{"rendered":"https:\/\/websrv.saske.sk\/uef\/?p=9146"},"modified":"2025-06-05T11:35:14","modified_gmt":"2025-06-05T09:35:14","slug":"kozmicki-fyzici-detegovali-jednu-z-najsilnejsich-slnecnych-burok-tohto-roka","status":"publish","type":"post","link":"https:\/\/websrv.saske.sk\/uef\/kozmicki-fyzici-detegovali-jednu-z-najsilnejsich-slnecnych-burok-tohto-roka\/","title":{"rendered":"Kozmick\u00ed fyzici detegovali jednu z najsilnej\u0161\u00edch slne\u010dn\u00fdch b\u00farok tohto roka"},"content":{"rendered":"<p><b>Prv\u00fd j\u00fanov\u00fd de\u0148 sa udiala siln\u00e1 geomagnetick\u00e1 b\u00farka, ktor\u00e1 vznikla v d\u00f4sledku erupcie na Slnku a n\u00e1slednom v\u00fdrone koron\u00e1lnej hmoty, ktor\u00fd smeroval k na\u0161ej Zemi. Pol\u00e1rnu \u017eiaru\u00a0 pozorovali v mnoh\u00fdch \u010dastiach sveta, dokonca aj v oblastiach s ni\u017e\u0161ou zemepisnou \u0161\u00edrkou ako zvy\u010dajne.\u00a0 Pr\u00edkladom je\u00a0<u><a href=\"https:\/\/x.com\/michaelwx6\/status\/1929076598138896869\">pol\u00e1rna \u017eiara zachyten\u00e1 web-kamerou v meste San Diego v Kalifornii<\/a><\/u>. Udalos\u0165 detegovali aj experiment\u00e1lni fyzici z Oddelenia kozmickej fyziky \u00daEF SAV, v. v. i.<\/b><\/p>\n<p><i>\u201eV momente v\u00fdronu koron\u00e1lnej hmoty do\u0161lo k vytvoreniu nov\u00e9ho zdroja magnetick\u00e9ho po\u013ea v slne\u010dnej s\u00fastave. \u010c\u00edm bli\u017e\u0161ie je mrak plazmy k Zemi, t\u00fdm v\u00e4\u010d\u0161\u00ed je tieniaci efekt jej magnetick\u00e9ho po\u013ea na Zem, a t\u00fdm ni\u017e\u0161ia je aj registrovan\u00e1 po\u010detnos\u0165 neutr\u00f3nov\u00e9ho monitora. Maxim\u00e1lny \u00fabytok je pozorovan\u00fd pr\u00e1ve v momente, ke\u010f prech\u00e1dza mrak plazmy v bl\u00edzkosti Zeme a za\u010dne vyvol\u00e1va\u0165 geomagnetick\u00fa b\u00farku a \u010fal\u0161ie efekty kozmick\u00e9ho po\u010dasia. Postupne, ako sa \u0161\u00edri von zo slne\u010dnej s\u00fastavy, potom op\u00e4\u0165 intenzita galaktick\u00e9ho kozmick\u00e9ho \u017eiarenia rastie,\u201c<\/i> uv\u00e1dza kolekt\u00edv pracoviska Oddelenia kozmickej fyziky.<\/p>\n<p>I ke\u010f v na\u0161ich kon\u010din\u00e1ch pol\u00e1rna \u017eiara pozorovan\u00e1 nebola,\u00a0 fyzici vedia v\u010faka zariadeniam SEVAN a neutr\u00f3nov\u00e9mu monitoru, ktor\u00e9 s\u00fa umiestnen\u00e9 na Lomnickom \u0161t\u00edte, zisti\u0165 zauj\u00edmav\u00e9 fyzik\u00e1lne detaily spojen\u00e9 s touto udalos\u0165ou. Spom\u00ednan\u00e9 zariadenia boli vyvinut\u00e9 na pozorovanie prim\u00e1rnych a sekund\u00e1rnych pol\u00ed kozmick\u00e9ho ionizuj\u00faceho \u017eiarenia.<\/p>\n<p><i>\u201eMrak plazmy sa pohybuje r\u00e1dovo r\u00fdchlos\u0165ou a\u017e 1000 km\/s, \u00b4ob\u00e1lka\u00b4 magnetick\u00e9ho po\u013ea v okol\u00ed plazmy v\u0161ak r\u00fdchlos\u0165ou svetla. Ke\u010f\u017ee galaktick\u00e9 kozmick\u00e9 \u017eiarenie je tvoren\u00e9 dominantne nabit\u00fdmi \u010dasticami, za\u010dne ich takto vytvoren\u00e1 ob\u00e1lka odklo\u0148ova\u0165 von zo slne\u010dnej s\u00fastavy ove\u013ea sk\u00f4r, ako samotn\u00fd mrak plazmy doraz\u00ed k Zemi, \u010do sp\u00f4sob\u00ed pokles v pozorovanej po\u010detnosti tohto \u017eiarenia na Zemi. Tento jav n\u00e1s u\u017e dopredu varuje pred d\u00f4sledkami, ktor\u00e9 nastan\u00fa pri prechode plazmov\u00e9ho oblaku v bl\u00edzkosti Zeme,\u201c<\/i>\u00a0vysvet\u013euje kolekt\u00edv autorov.<\/p>\n<p>Zmienen\u00fd mechanizmus by sa mohol vyu\u017ei\u0165 napr\u00edklad na v\u010dasn\u00e9 zachytenie emisie hmoty zo Slnka, preto\u017ee pokles galaktickej zlo\u017eky je registrovan\u00fd sk\u00f4r, ako plazma doraz\u00ed k Zemi. To d\u00e1va \u013eudstvu \u010das na to, aby sa pripravil na geomagnetick\u00e9 b\u00farky, ktor\u00e9 by inak mohli sp\u00f4sobi\u0165 napr\u00edklad v\u00e1\u017ene po\u0161kodenia telekomunika\u010dn\u00fdch zariaden\u00ed a energetick\u00fdch siet\u00ed.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Prv\u00fd j\u00fanov\u00fd de\u0148 sa udiala siln\u00e1 geomagnetick\u00e1 b\u00farka, ktor\u00e1 vznikla v d\u00f4sledku erupcie na Slnku a n\u00e1slednom v\u00fdrone koron\u00e1lnej hmoty, ktor\u00fd smeroval k na\u0161ej Zemi&#8230;.<\/p>\n","protected":false},"author":11,"featured_media":9151,"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\/9146"}],"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=9146"}],"version-history":[{"count":3,"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/posts\/9146\/revisions"}],"predecessor-version":[{"id":9149,"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/posts\/9146\/revisions\/9149"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/media\/9151"}],"wp:attachment":[{"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/media?parent=9146"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/categories?post=9146"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/websrv.saske.sk\/uef\/wp-json\/wp\/v2\/tags?post=9146"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}